{"id":12237,"date":"2024-04-01T10:00:00","date_gmt":"2024-04-01T01:00:00","guid":{"rendered":"https:\/\/www.kagoya.jp\/howto\/?p=12237"},"modified":"2024-11-20T14:25:50","modified_gmt":"2024-11-20T05:25:50","slug":"mail_errorcode","status":"publish","type":"post","link":"https:\/\/www.kagoya.jp\/howto\/engineer\/communication\/mail_errorcode\/","title":{"rendered":"\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7\uff5c\u914d\u4fe1\u5931\u6557\u306e\u7406\u7531\u3068\u5bfe\u7b56"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/mailerrorcode.png\" alt=\"\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u7d39\u4ecb\" class=\"wp-image-12749\"\/><\/figure>\n\n\n\n<p>\u30e1\u30fc\u30eb\u306f\u69d8\u3005\u306a\u8981\u56e0\u304b\u3089\u9001\u4fe1\u306b\u5931\u6557\u3057\u3066\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u51fa\u529b\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u5834\u5408\u3001\u4f55\u306e\u60c5\u5831\u3082\u306a\u3044\u72b6\u614b\u3067\u306f\u30a8\u30e9\u30fc\u306b\u306a\u3063\u305f\u539f\u56e0\u306e\u7279\u5b9a\u306f\u96e3\u3057\u3044\u3067\u3059\u304c\u3001\u9001\u4fe1\u5931\u6557\u306b\u3088\u308a\u5410\u304d\u51fa\u3055\u308c\u305f\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u539f\u56e0\u306e\u7279\u5b9a\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u4e00\u89a7\u306b\u52a0\u3048\u3066\u3001\u305d\u308c\u305e\u308c\u306e\u30b3\u30fc\u30c9\u306b\u5bfe\u5fdc\u3057\u305f\u7406\u7531\u3068\u5bfe\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"kh-box has-label is-style-red\"><div class=\"kh-box__label\">Pick Up !<\/div><div class=\"kh-box__content\">\n<p><strong>2024\u5e74\uff1a<a href=\"https:\/\/www.kagoya.jp\/howto\/engineer\/communication\/adoptdmarc\/\" target=\"_blank\" rel=\"noreferrer noopener\">DMARC\u304c\u300c\u63a8\u5968\u300d\u3067\u306f\u306a\u304f\u300c\u5fc5\u9808\u8981\u4ef6\u300d\u306b\uff01\uff1f\u8feb\u308a\u304f\u308b\u30e1\u30fc\u30eb\u904b\u7528\u3078\u306e\u5371\u6a5f<\/a><\/strong><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>\u307e\u305a\u306f\u3001\u305d\u3082\u305d\u3082\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u898b\u305f\u4e8b\u304c\u306a\u3044\u3001\u5b58\u5728\u81ea\u4f53\u77e5\u3089\u306a\u3044\u3068\u3044\u3046\u65b9\u306e\u305f\u3081\u306b\u7c21\u5358\u306b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>\u5192\u982d\u3067\u3082\u3054\u7d39\u4ecb\u306e\u901a\u308a\u3001\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u306f\u69d8\u3005\u306a\u8981\u56e0\u304b\u3089\u5931\u6557\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u30e1\u30fc\u30eb\u306e\u8a2d\u5b9a\u3084\u5b9b\u5148\u3001\u7d4c\u8def\u306a\u3069\u3001\u3069\u3053\u304b\u3057\u3089\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u305d\u306e\u969b\u306b\u3001\u3069\u3053\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u3069\u3046\u3044\u3063\u305f\u30a8\u30e9\u30fc\u306a\u306e\u304b\u3092\u660e\u793a\u3059\u308b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u30d0\u30a6\u30f3\u30b9\u30e1\u30fc\u30eb\u3068\u3057\u3066\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u5834\u6240\u3084\u5185\u5bb9\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u30b3\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u306e\u3067\u3001\u3053\u308c\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u539f\u56e0\u306e\u7279\u5b9a\u3068\u5b9f\u65bd\u3059\u3079\u304d\u5bfe\u7b56\u304c\u660e\u78ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u3069\u3053\u3067\u78ba\u8a8d\u3067\u304d\u308b\uff1f<\/h3>\n\n\n\n<p>\u305d\u3093\u306a\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3067\u3059\u304c\u3001\u3069\u3053\u304b\u3089\u78ba\u8a8d\u3067\u304d\u308b\u306e\u304b\u3082\u4e8b\u524d\u306b\u628a\u63e1\u3057\u3066\u304a\u304d\u305f\u3044\u90e8\u5206\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306b\u95a2\u3057\u3066\u306f\u524d\u8ff0\u3067\u3082\u5c11\u3057\u89e6\u308c\u3066\u3044\u308b\u901a\u308a\u3001\u30d0\u30a6\u30f3\u30b9\u30e1\u30fc\u30eb\u3059\u306a\u308f\u3061\u81ea\u52d5\u3067\u8fd4\u3063\u3066\u304f\u308b\u30e1\u30fc\u30eb\u304b\u3089\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/samplebouncemail.png\" alt=\"\" class=\"wp-image-12754\"\/><figcaption class=\"wp-element-caption\">\u5b9f\u969b\u306e\u30d0\u30a6\u30f3\u30b9\u30e1\u30fc\u30eb<\/figcaption><\/figure>\n\n\n\n<p>\u3053\u306e\u30d0\u30a6\u30f3\u30b9\u30e1\u30fc\u30eb\u306e\u5de6\u4e0b\u306b\u300c\u5931\u6557\u7406\u7531\u300d\u3068\u3044\u3046\u9805\u76ee\u304c\u3042\u308a\u3001\u305d\u306e\u5f8c\u308d\u306b\u66f8\u304b\u308c\u3066\u3044\u308b554\u3068\u3044\u3046\u6570\u5b57\u304c\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3068\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3053\u3053\u3067\u78ba\u8a8d\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u30eb\u30fc\u30eb<\/h3>\n\n\n\n<p>\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u3001\u6b63\u3057\u304f\u306fSMTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3068\u3044\u3046\u540d\u79f0\u3067\u3001RFC\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u306b\u306f\u4e00\u5b9a\u306e\u30eb\u30fc\u30eb\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"kh-box has-label\"><div class=\"kh-box__label\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u30eb\u30fc\u30eb<\/div><div class=\"kh-box__content\">\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f3\u6841\u306e\u6570\u5b57<\/li>\n\n\n\n<li>\u5de6\u306e\u6570\u5b57\u306f\u6b63\u5e38\u304b\u7570\u5e38\u304b\u306a\u3069\u3092\u793a\u3059<\/li>\n\n\n\n<li>\u771f\u3093\u4e2d\u306e\u6570\u5b57\u306f\u30a8\u30e9\u30fc\u3084\u5fdc\u7b54\u306e\u5834\u6240\u3092\u793a\u3059<\/li>\n\n\n\n<li>\u53f3\u306e\u6570\u5b57\u306f\u5177\u4f53\u7684\u306a\u30a8\u30e9\u30fc\u306e\u5185\u5bb9\u3092\u793a\u3059<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u4e00\u89a7\u3092\u78ba\u8a8d\u3059\u308c\u3070\u3001\u539f\u56e0\u3068\u5bfe\u7b56\u306f\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u3053\u306e\u30eb\u30fc\u30eb\u3092\u628a\u63e1\u3067\u304d\u3066\u3044\u308c\u3070\u4e00\u76ee\u3067\u3042\u308b\u7a0b\u5ea6\u306e\u4e88\u6e2c\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\"><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u5de6\u306e\u6570\u5b57\u306e\u5834\u5408<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u771f\u3093\u4e2d\u306e\u6570\u5b57\u306e\u5834\u5408<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#8211;<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6587\u6cd5\u306b\u95a2\u3059\u308b\u30a8\u30e9\u30fc<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#8211;<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u30b9\u30c6\u30fc\u30bf\u30b9\u3084\u30d8\u30eb\u30d7\u8981\u6c42\u3078\u306e\u5fdc\u7b54<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">2<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6210\u529f<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u901a\u4fe1\u30c1\u30e3\u30cd\u30eb\u306b\u95a2\u3059\u308b\u5fdc\u7b54<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">3<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6210\u529f\u3001\u7d9a\u304d\u306e\u30c7\u30fc\u30bf\u8981\u6c42<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#8211;<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">4<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#8211;<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">5<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6c38\u7d9a\u7684\u306a\u30a8\u30e9\u30fc<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u53d7\u4fe1\u5074\u30e1\u30fc\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u554f\u984c\u306a\u3069<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u5177\u4f53\u7684\u306a\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u610f\u5473<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7<\/h2>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u3001\u3053\u3053\u304b\u3089\u306f\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u4e00\u89a7\u3067\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5148\u982d\u304c4\u304b\u3089\u59cb\u307e\u308b\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u30a8\u30e9\u30fc<br>\u30b3\u30fc\u30c9<\/th><th>\u30a8\u30e9\u30fc\u5185\u5bb9<\/th><th>\u5bfe\u7b56<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">421<\/td><td>\u9001\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u304c\u5229\u7528\u3067\u304d\u306a\u3044\u3001<br>\u3082\u3057\u304f\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3059\u308b\u3002<\/td><td>\u9001\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3092\u30c1\u30a7\u30c3\u30af\u3002<br>\u30b5\u30fc\u30d0\u30fc\u304c\u30c0\u30a6\u30f3\u3057\u3066\u3044\u306a\u3044\u304b\u3001<br>\u5951\u7d04\u304c\u5207\u308c\u3066\u3044\u306a\u3044\u304b\u306a\u3069\u3082\u78ba\u8a8d\u3059\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">450<\/td><td>\u53d7\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u304c<br>\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u306a\u3069\u306e\u7406\u7531\u3067<br>\u5b9f\u884c\u3067\u304d\u306a\u3044\u3002<\/td><td>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b\u9023\u7d61\u3057\u3001<br>\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306e\u7a7a\u304d\u72b6\u6cc1\u306a\u3069\u3092<br>\u78ba\u8a8d\u3057\u3066\u3082\u3089\u3046\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">451<\/td><td>\u30b5\u30fc\u30d0\u30fc\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3002<br>\u57fa\u672c\u7684\u306b\u53d7\u4fe1\u5074\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u554f\u984c\u304c\u3042\u308b\u3002<\/td><td>\u5c11\u3057\u6642\u9593\u3092\u304a\u3044\u3066\u3001\u518d\u5ea6\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u8a66\u307f\u308b\u3002<br>\u6539\u5584\u3057\u306a\u3051\u308c\u3070\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067<br>\u76f8\u624b\u306b\u9023\u7d61\u3057\u3066\u78ba\u8a8d\u3092\u3057\u3066\u3082\u3089\u3046\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">452<\/td><td>\u30b9\u30c8\u30ec\u30fc\u30b8\u4e0d\u8db3\u306b\u3088\u308a\u3001<br>\u30e1\u30fc\u30eb\u304c\u9001\u4fe1\u3067\u304d\u306a\u3044\u3002<\/td><td>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b\u9023\u7d61\u3057\u3001<br>\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306e\u7a7a\u304d\u3092\u78ba\u4fdd\u3057\u3066\u3082\u3089\u3046\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">455<\/td><td>\u4e00\u6642\u7684\u306b\u30b5\u30fc\u30d0\u30fc\u3067\u554f\u984c\u304c\u3042\u308a\u3001<br>\u30b3\u30de\u30f3\u30c9\u306e\u51e6\u7406\u304c\u9032\u307e\u306a\u3044\u3002<\/td><td>\u3057\u3070\u3089\u304f\u6642\u9593\u3092\u7a7a\u3051\u3066\u304b\u3089\u518d\u5ea6\u9001\u4fe1\u3001<br>\u6539\u5584\u3057\u306a\u3044\u5834\u5408\u306f\u30b5\u30fc\u30d0\u30fc\u306e\u518d\u8d77\u52d5\u3092\u884c\u3046\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5148\u982d\u304c5\u304b\u3089\u59cb\u307e\u308b\u6c38\u7d9a\u7684\u306a\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u30a8\u30e9\u30fc<br>\u30b3\u30fc\u30c9<\/th><th>\u30a8\u30e9\u30fc\u5185\u5bb9<\/th><th>\u5bfe\u7b56<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">500<\/td><td>\u69cb\u6587\u306b\u554f\u984c\u304c\u3042\u308a\u3001<br>\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u30b3\u30de\u30f3\u30c9\u3092\u8a8d\u8b58\u3067\u304d\u306a\u3044\u3002<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u306b\u7528\u3044\u3089\u308c\u3066\u3044\u308b<br>\u69cb\u6587\u306e\u898b\u76f4\u3057\u3001\u4fee\u6b63\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">501<\/td><td>\u30b3\u30de\u30f3\u30c9\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3060\u3063\u305f\u308a\u3001<br>\u5f15\u6570\u3067\u69cb\u6587\u30a8\u30e9\u30fc\u304c\u3042\u308b\u3002<\/td><td>\u30b3\u30de\u30f3\u30c9\u7b49\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u3066\u3044\u308b\u5834\u5408\u3001<br>\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u72b6\u614b\u306b\u623b\u3059\u3002<br>\u5909\u66f4\u3092\u52a0\u3048\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3084<br>\u30c4\u30fc\u30eb\u306e\u5e72\u6e09\u304c\u8d77\u304d\u3066\u3044\u306a\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">502<\/td><td>\u6307\u5b9a\u3057\u305fSMTP\u30b3\u30de\u30f3\u30c9\u304c<br>\u305d\u3082\u305d\u3082\u5b9f\u88c5\u3055\u308c\u3066\u3044\u306a\u3044\u3002<\/td><td>SMTP\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">503<\/td><td>SMTP\u30b3\u30de\u30f3\u30c9\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u306b<br>\u554f\u984c\u304c\u3042\u308b\u3002<\/td><td>SMTP\u30b3\u30de\u30f3\u30c9\u3092\u5909\u66f4\u3059\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">504<\/td><td>\u6307\u5b9a\u3057\u305fSMTP\u30b3\u30de\u30f3\u30c9\u306e<br>\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u306a\u3044\u3002<\/td><td>\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5b9f\u88c5\u3059\u308b\u3001<br>\u307e\u305f\u306fSMTP\u30b3\u30de\u30f3\u30c9\u3092\u5909\u66f4\u3059\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">541<\/td><td>\u9001\u4fe1\u5148\u306e\u30a2\u30c9\u30ec\u30b9\u3067<br>\u30e1\u30fc\u30eb\u304c\u62d2\u5426\u3055\u308c\u308b\u3002<\/td><td>\u9001\u4fe1\u5148\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306b<br>\u8aa4\u308a\u304c\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b\u3002<br>\u554f\u984c\u306a\u3044\u5834\u5408\u306f\u3001<br>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b\u60c5\u5831\u5171\u6709\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550<\/td><td>\u9001\u4fe1\u5148\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u304c\u898b\u3064\u304b\u3089\u306a\u3044<br>\u3082\u3057\u304f\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u7b49\u3067\u5229\u7528\u3067\u304d\u306a\u3044\u3002<\/td><td>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b<br>\u30a8\u30e9\u30fc\u306e\u5185\u5bb9\u3092\u5171\u6709\u3059\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">551<\/td><td>\u53d7\u4fe1\u30b5\u30fc\u30d0\u30fc\u306b\u3066\u9001\u4fe1\u5148\u306b\u3042\u305f\u308b<br>\u53d7\u4fe1\u8005\u304c\u5b58\u5728\u3057\u306a\u3044\u3002<\/td><td>[forward-path]\u306b\u8a18\u8f09\u306e\u30a2\u30c9\u30ec\u30b9\u3078<br>\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u8a66\u307f\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">552<\/td><td>\u76f8\u624b\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u7a7a\u304d\u304c\u306a\u3044\u3002<\/td><td>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b\u9023\u7d61\u3057\u3001<br>\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306e\u7a7a\u304d\u3092\u78ba\u4fdd\u3057\u3066\u3082\u3089\u3046\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">553<\/td><td>\u9001\u4fe1\u5148\u306b\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u81ea\u4f53\u304c\u5b58\u5728\u305b\u305a\u3001<br>\u30b3\u30de\u30f3\u30c9\u304c\u505c\u6b62\u3057\u305f\u3002<\/td><td>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b<br>\u30a8\u30e9\u30fc\u306e\u5185\u5bb9\u3092\u5171\u6709\u3059\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">554<\/td><td>\u63a5\u7d9a\u958b\u59cb\u6642\u306b\u51e6\u7406\u304c\u5931\u6557<\/td><td>\u69d8\u3005\u306a\u8981\u56e0\u304c\u8003\u3048\u3089\u308c\u308b\u305f\u3081\u3001<br>SMTP\u8a8d\u8a3c\u306e\u8a2d\u5b9a\u3084\u63a5\u7d9a\u72b6\u6cc1\u306a\u3069\u3092\u78ba\u8a8d\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"kh-box has-label is-style-red\"><div class=\"kh-box__label\">\u6ce8\u610f\u70b9<\/div><div class=\"kh-box__content\">\n<p>\u4e0a\u8a18\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7\u306f\u53c2\u8003\u5024\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u9001\u4fe1\u5148\u306e\u5fdc\u7b54\u6b21\u7b2c\u3067\u306f\u3054\u7d39\u4ecb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4ee5\u5916\u306e\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304d\u305f\u308a\u3001\u4e00\u89a7\u306b\u3042\u308b\u30b3\u30fc\u30c9\u3067\u3082\u7570\u306a\u308b\u5185\u5bb9\u304c\u8fd4\u3063\u3066\u304f\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u3010\u4f8b\u3011\u540c\u3058\u300c\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\uff1a554\u300d\u3067\u3082\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u307e\u3059\u3002<\/strong><br>\u30fb554 5.7.1 Relay access denied\u2192SMTP\u8a8d\u8a3c\u306e\u672a\u8a2d\u5b9a\u304c\u539f\u56e0<br>\u30fb554 Cannot send message due to possible spam\u2192\u8ff7\u60d1\u30e1\u30fc\u30eb\u9001\u4fe1\u9632\u6b62\u6a5f\u80fd\u306b\u3088\u308a\u51e6\u7406\u304c\u5931\u6557<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u72ec\u81ea\u63a1\u756a\u304c\u7528\u3044\u3089\u308c\u3066\u3044\u308b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7<\/h2>\n\n\n\n<p>\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\u3001\u4e0a\u8a18\u3067\u3054\u7d39\u4ecb\u3057\u305f\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306b\u8a72\u5f53\u3057\u306a\u3044\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u308c\u306f\u3044\u304f\u3064\u304b\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u306b\u3066\u72ec\u81ea\u3067\u63a1\u756a\u3055\u308c\u3066\u3044\u308b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u3067\u306f\u3001\u4ee3\u8868\u7684\u306a\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u3067\u63a1\u756a\u3055\u308c\u3066\u3044\u308b\u72ec\u81ea\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Yahoo!\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/h3>\n\n\n\n<div class=\"wp-block-coblocks-accordion\">\n<div class=\"wp-block-coblocks-accordion-item\"><details><summary class=\"wp-block-coblocks-accordion-item__title has-background has-light-gray-background-color has-text-color has-blue-color\">\u30af\u30ea\u30c3\u30af\u3067Yahoo!\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b<\/summary><div class=\"wp-block-coblocks-accordion-item__content\" style=\"border-color:#F1F1F1\">\n<figure class=\"wp-block-table is-style-kh-no-scroll\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/th><th>\u30a8\u30e9\u30fc\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>441:Sorry, I wasn\u2019t able to establish an SMTP connection.I\u2019m not going to try again; this message has been in the queue too long.<\/td><td>\u9001\u4fe1\u5148\u30b5\u30fc\u30d0\u30fc\u306f\u78ba\u8a8d\u3067\u304d\u308b\u305f\u3081\u3001\u9001\u4fe1\u5148\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u9593\u9055\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>443<br>CNAME lookup failed temporarily.<br>I\u2019m not going to try again; this message has been in the queue too long.<\/td><td>\u9001\u4fe1\u5148\u306e\u30c9\u30e1\u30a4\u30f3\u304c\u4e0d\u6b63\u3067\u3042\u308b\u305f\u3081\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u9593\u9055\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>550<br>IP\u30a2\u30c9\u30ec\u30b9 does not like recipient.<br>Remote host said: 550 Requested action not taken: mailbox unavailable Giving up on IP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u304c\u4f55\u3089\u304b\u306e\u7406\u7531\u306b\u3088\u308a\u4f7f\u7528\u4e0d\u53ef\u3002<\/td><\/tr><tr><td>550<br>IP\u30a2\u30c9\u30ec\u30b9 does not like recipient.<br>Remote host said: 550 \u2026 User unknown<br>Giving up on IP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9\u304c\u9593\u9055\u3063\u3066\u3044\u308b\u3001\u3082\u3057\u304f\u306f\u5225\u306e\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>550<br>Connected to IP\u30a2\u30c9\u30ec\u30b9 but sender was rejected.Remote host said: 550 Access denied<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u62d2\u5426\u3002<br>\u53d7\u4fe1\u62d2\u5426\u8a2d\u5b9a\u3092\u884c\u308f\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002<\/td><\/tr><tr><td>550<br>IP\u30a2\u30c9\u30ec\u30b9 does not like recipient.<br>Remote host said: 550 Invalid recipient:<br>Giving up on IP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u9001\u4fe1\u5148\u304c\u4e0d\u6b63\u3002<br>\u9001\u4fe1\u5148\u306e\u30a2\u30c9\u30ec\u30b9\u9593\u9055\u3044\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002<\/td><\/tr><tr><td>521<br>smtp.mail.yahoo.co.jp closing transmission channel. This ip address is blacklisted.<\/td><td>SMTP\u306e\u9001\u4fe1\u30e1\u30fc\u30eb\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8a72\u5f53\u3059\u308b\u3002<\/td><\/tr><tr><td>521<br>ybbsmtp.mail.yahoo.co.jp closing transmission channel. This ip address is blacklisted.<\/td><td>YBBSMTP\u304b\u3089\u306e\u9001\u4fe1\u30e1\u30fc\u30eb\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8a72\u5f53\u3059\u308b\u3002<\/td><\/tr><tr><td>521<br>smtp.mail.yahoo.co.jp closing transmission channel. This mail is regarded as spam.<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u304c\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u3068\u5224\u5b9a\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>521<br>ybbsmtp.mail.yahoo.co.jp closing transmission channel. This mail is regarded as spam.<\/td><td>YBBSMTP\u304b\u3089\u306e\u9001\u4fe1\u30e1\u30fc\u30eb\u304c\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u3068\u5224\u5b9a\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>554<br>Cannot send message due to possible spam<\/td><td>\u8ff7\u60d1\u30e1\u30fc\u30eb\u9001\u4fe1\u9632\u6b62\u6a5f\u80fd\u306b\u3088\u308a\u3001\u9001\u4fe1\u505c\u6b62\u5236\u9650\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Gmail\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/h3>\n\n\n\n<div class=\"wp-block-coblocks-accordion\">\n<div class=\"wp-block-coblocks-accordion-item\"><details><summary class=\"wp-block-coblocks-accordion-item__title has-text-color has-blue-color\">\u30af\u30ea\u30c3\u30af\u3067Gmail\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b<\/summary><div class=\"wp-block-coblocks-accordion-item__content\">\n<figure class=\"wp-block-table is-style-kh-no-scroll\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/th><th>\u30a8\u30e9\u30fc\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>421, &#8220;4.3.0&#8221;<br>Temporary System Problem. <br>Try again later<\/td><td>\u30b7\u30b9\u30c6\u30e0\u306b\u4e00\u6642\u7684\u306a\u554f\u984c\u304c\u767a\u751f\u3002<br>\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>421, &#8220;4.4.5&#8221;<br>Server busy, try again later.<\/td><td>\u30b5\u30fc\u30d0\u30fc\u304c\u30d3\u30b8\u30fc\u72b6\u614b\u3002<br>\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>421, &#8220;4.7.0&#8221;<br>IP not in whitelist for RCPT domain, closing connection.<\/td><td>IP\u304cRCPT \u30c9\u30e1\u30a4\u30f3\u306e\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u306a\u304f\u3001<br>\u63a5\u7d9a\u304c\u5207\u65ad\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>421, &#8220;4.7.0&#8221;<br>Our system has detected an unusual rate of unsolicited mail originating from your IP address.<br> To protect our users from spam, mail sent from your IP address has been temporarily blocked. <br>For more information, visit&nbsp;Prevent mail to Gmail users from being blocked or sent to spam.<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u5927\u91cf\u306e\u8ff7\u60d1\u30e1\u30fc\u30eb\u304c\u691c\u51fa\u3002<br>\u4e00\u6642\u7684\u306b\u5f53\u8a72IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u306e\u9001\u4fe1\u30e1\u30fc\u30eb\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>421, &#8220;4.7.0&#8221;<br>&nbsp;Temporary System Problem. <br>Try again later.<\/td><td>\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u6642\u7684\u306a\u554f\u984c\u3002<br>\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>421, &#8220;4.7.0&#8221;<br>TLS required for RCPT domain, <br>closing connection.<\/td><td>RCPT\u30c9\u30e1\u30a4\u30f3\u306bTLS\u304c\u306a\u3044\u305f\u3081\u3001\u63a5\u7d9a\u304c\u5207\u65ad\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>421, &#8220;4.7.0&#8221;<br>Try again later, closing connection.<\/td><td>\u901a\u5e38\u306fHELO \u306e\u30b9\u30c6\u30fc\u30b8\u3067DoS\u653b\u6483\u3092\u53d7\u3051\u3066\u3044\u308b\uff08SMTP\u30ea\u30ec\u30fc\u3078\u306e\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\uff09\u5834\u5408\u306b\u8a72\u5f53\u3059\u308b\u3002<br>\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>450, &#8220;4.2.1&#8221;<br>The user you are trying to contact is receiving mail too quickly. <br>Please resend your message at a later time.<br>If the user is able to receive mail at that time, <br>your message will be delivered. <br>For more information, <br>visit Limits for sending &amp; getting mail.<\/td><td>\u53d7\u4fe1\u5074\u304c\u77ed\u671f\u9593\u306b\u5927\u91cf\u306e\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3057\u3066\u3044\u308b\u72b6\u614b\u3002<br>\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308a\u3001\u53d7\u4fe1\u5074\u304c\u30e1\u30fc\u30eb\u3092\u53d7\u3051\u53d6\u308c\u308b\u72b6\u614b\u3067\u3042\u308c\u3070\u9001\u4fe1\u304c\u53ef\u80fd\u3002<\/td><\/tr><tr><td>450, &#8220;4.2.1&#8221;<br>Peak SMTP relay limit exceeded for customer. <br>This is a temporary error. <br>For more information on SMTP relay limits, <br>please contact your administrator or visit SMTP relay service error messages.<\/td><td>SMTP\u30ea\u30ec\u30fc\u306e\u4e0a\u9650\u3092\u8d85\u3048\u305f\u305f\u3081\u3001\u4e00\u6642\u7684\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3002<br><\/td><\/tr><tr><td>451, &#8220;4.3.0&#8221;<br>Mail server temporarily rejected message.<\/td><td>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3067\u4e00\u6642\u7684\u306b\u30e1\u30fc\u30eb\u304c\u62d2\u5426\u3002<\/td><\/tr><tr><td>451, &#8220;4.3.0&#8221;<br>Multiple destination domains per transaction is unsupported. Please try again.<\/td><td>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3054\u3068\u306e\u8907\u6570\u306e\u9001\u4fe1\u5148\u30c9\u30e1\u30a4\u30f3\u3067\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>451, &#8220;4.4.2&#8221;<br>Timeout &#8211; closing connection.<\/td><td>\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306b\u3088\u308a\u3001\u63a5\u7d9a\u304c\u5207\u65ad\u3002<\/td><\/tr><tr><td>451, &#8220;4.5.0&#8221;<br>SMTP protocol violation, visit RFC 2821.<\/td><td>SMTP \u30d7\u30ed\u30c8\u30b3\u30eb\u9055\u53cd\u306b\u3088\u308b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3002<\/td><\/tr><tr><td>452, &#8220;4.2.2&#8221;<br>The email account that you tried to reach is over quota. <br>Please direct the recipient to Clear Google Drive space &amp; increase storage.<\/td><td>\u53d7\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306e\u53d7\u4fe1\u5bb9\u91cf\u304c\u4e0d\u8db3\u3057\u3066\u308b\u3002<br>\u30e1\u30fc\u30eb\u4ee5\u5916\u306e\u65b9\u6cd5\u3067\u76f8\u624b\u306b\u30a8\u30e9\u30fc\u306e\u5185\u5bb9\u3092\u5171\u6709\u3059\u308b\u3002<\/td><\/tr><tr><td>452, &#8220;4.5.3&#8221;<br>Domain policy size per transaction exceeded, <br>please try this recipient in a separate transaction.<\/td><td>\u53d7\u4fe1\u8005\u5074\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u3067\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u30b5\u30a4\u30ba\uff08\u30dd\u30ea\u30b7\u30fc\u306e\u30b5\u30a4\u30ba\u3001\u30dd\u30ea\u30b7\u30fc\u306e\u6570\u3001\u307e\u305f\u306f\u305d\u306e\u4e21\u65b9\uff09\u3092\u8d85\u904e\u3057\u3066\u3044\u308b\u3002<\/td><\/tr><tr><td>452, &#8220;4.5.3&#8221;<br>Your message has too many recipients. <br>For more information regarding Google&#8217;s sending limits, <br>visit Limits for sending &amp; getting mail.<\/td><td>\u30e1\u30fc\u30eb\u306e\u5b9b\u5148\u306e\u6570\u304c\u8d85\u904e\u3057\u305f\u3053\u3068\u306b\u3088\u308b\u30a8\u30e9\u30fc\u3002<\/td><\/tr><tr><td>454, &#8220;4.5.0&#8221;<br>SMTP protocol violation, <br>no commands allowed to pipeline after STARTTLS, visit RFC 3207.<\/td><td>SMTP\u30d7\u30ed\u30c8\u30b3\u30eb\u9055\u53cd\u306b\u3088\u308b\u30a8\u30e9\u30fc\u3002<br>STARTTLS\u306e\u5f8c\u306b\u306f\u30b3\u30de\u30f3\u30c9\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u51e6\u7406\u306f\u3067\u304d\u306a\u3044\u305f\u3081\u4fee\u6b63\u304c\u5fc5\u8981\u3002<\/td><\/tr><tr><td>454, &#8220;4.7.0&#8221;<br>Cannot authenticate due to temporary system problem. <br>Try again later.<\/td><td>\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u6642\u7684\u306a\u554f\u984c\u306b\u3088\u308a\u8a8d\u8a3c\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3002<br>\u3057\u3070\u3089\u304f\u3057\u3066\u304b\u3089\u518d\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>454, &#8220;5.5.1&#8221;<br>STARTTLS may not be repeated.<\/td><td>STARTTLS\u304c\u7e70\u308a\u8fd4\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/td><\/tr><tr><td>501, &#8220;5.5.2&#8221;<br>Cannot Decode response.<\/td><td>\u5fdc\u7b54\u306e\u89e3\u8aad\u306b\u5931\u6557\u3002<\/td><\/tr><tr><td>501, &#8220;5.5.4&#8221;<br>HELO\/EHLO argument is invalid. <br>For more information, visit HELO\/EHLO email error.<\/td><td>HELO\/EHLO \u306e\u5f15\u6570\u304c\u7121\u52b9\u306a\u5024\u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/td><\/tr><tr><td>502, &#8220;5.5.1&#8221;<br>Too many unrecognized commands, goodbye.<\/td><td>\u8a8d\u8b58\u3055\u308c\u306a\u3044\u30b3\u30de\u30f3\u30c9\u304c\u591a\u3059\u304e\u308b\u3002<\/td><\/tr><tr><td>502, &#8220;5.5.1&#8221;<br>Unimplemented command.<\/td><td>\u5b9f\u88c5\u3055\u308c\u3066\u3044\u306a\u3044\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u30a8\u30e9\u30fc\u3002<\/td><\/tr><tr><td>502, &#8220;5.5.1&#8221;<br>Unrecognized command.<\/td><td>\u8a8d\u8b58\u3055\u308c\u306a\u3044\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u30a8\u30e9\u30fc\u3002<\/td><\/tr><tr><td>503, &#8220;5.5.1&#8221;<br>EHLO\/HELO first.<\/td><td>\u6700\u521d\u306b EHLO\/HELO \u304c\u5fc5\u8981\u3002<\/td><\/tr><tr><td>503, &#8220;5.5.1&#8221;<br>MAIL first.<\/td><td>\u6700\u521d\u306b MAIL \u304c\u5fc5\u8981\u3067\u3059\u3002<\/td><\/tr><tr><td>503, &#8220;5.5.1&#8221;<br>RCPT first.<\/td><td>\u6700\u521d\u306b RCPT \u304c\u5fc5\u8981\u3067\u3059\u3002<\/td><\/tr><tr><td>503, &#8220;5.7.0&#8221;<br>No identity changes permitted.<\/td><td>ID \u306f\u5909\u66f4\u3067\u304d\u307e\u305b\u3093\u3002<\/td><\/tr><tr><td>504, &#8220;5.7.4&#8221;<br>Unrecognized Authentication Type.<\/td><td>\u8a8d\u8b58\u3055\u308c\u306a\u3044\u8a8d\u8a3c\u30bf\u30a4\u30d7\u3067\u3059\u3002<\/td><\/tr><tr><td>530, &#8220;5.5.1&#8221;<br>Authentication Required.<\/td><td>\u8a8d\u8a3c\u304c\u5fc5\u8981\u3067\u3059\u3002<\/td><\/tr><tr><td>530, &#8220;5.7.0&#8221;<br>Must issue a STARTTLS command first.<\/td><td>STARTTLS\u30b3\u30de\u30f3\u30c9\u3092\u6700\u521d\u306b\u767a\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>535, &#8220;5.5.4&#8221;<br>Optional Argument not permitted for that AUTH mode.<\/td><td>\u3053\u306eAUTH\u30e2\u30fc\u30c9\u3067\u306f\u3001\u4efb\u610f\u306e\u5f15\u6570\u304c\u4f7f\u7528\u4e0d\u53ef\u3002<\/td><\/tr><tr><td>535, &#8220;5.7.1&#8221;<br>Application-specific password required.<\/td><td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56fa\u6709\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u5fc5\u8981\u3002<\/td><\/tr><tr><td>535, &#8220;5.7.1&#8221;<br>Please log in with your web browser and then try again.<\/td><td>\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u3067\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u3001\u3082\u3046\u4e00\u5ea6\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td>535, &#8220;5.7.1&#8221;<br>Username and Password not accepted.<\/td><td>\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u8a8d\u8a3c\u5931\u6557\u306b\u3088\u308b\u30a8\u30e9\u30fc\u3002<\/td><\/tr><tr><td>550, &#8220;5.1.1&#8221;<br>The email account that you tried to reach does not exist. <br>Please try double-checking the recipient&#8217;s email address for typos or unnecessary spaces.<\/td><td>\u9001\u4fe1\u5148\u306e\u30e1\u30fc\u30eb \u30a2\u30ab\u30a6\u30f3\u30c8\u304c\u5b58\u5728\u3057\u306a\u3044\u3002<br>\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9\u306e\u518d\u78ba\u8a8d\u304c\u5fc5\u8981\u3002<\/td><\/tr><tr><td>550, &#8220;5.2.1&#8221;<br>The email account that you tried to reach is disabled.<\/td><td>\u3053\u306e\u30e1\u30fc\u30eb \u30a2\u30ab\u30a6\u30f3\u30c8\u306f\u7121\u52b9\u3067\u3059\u3002<\/td><\/tr><tr><td>550, &#8220;5.2.1&#8221;<br>The user you are trying to contact is receiving mail at a rate that prevents additional messages from being delivered.<\/td><td>\u53d7\u4fe1\u5074\u304c\u77ed\u671f\u9593\u306b\u5927\u91cf\u306e\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u4ee5\u4e0a\u306e\u30e1\u30fc\u30eb\u53d7\u4fe1\u304c\u3067\u304d\u306a\u3044\u3002<\/td><\/tr><tr><td>550, &#8220;5.4.5&#8221;<br>Daily sending quota exceeded.<\/td><td>1 \u65e5\u3042\u305f\u308a\u306e\u9001\u4fe1\u5bb9\u91cf\u3092\u8d85\u904e\u3002<\/td><\/tr><tr><td>550, &#8220;5.4.5&#8221;<br>Daily SMTP relay limit exceeded for user.<\/td><td>\u30e6\u30fc\u30b6\u30fc\u306e 1 \u65e5\u3042\u305f\u308a\u306e SMTP\u30ea\u30ec\u30fc\u306e\u4e0a\u9650\u3092\u8d85\u904e\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.0&#8221;<br>Mail relay denied.<\/td><td>\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u304c\u62d2\u5426\u3055\u308c\u307e\u3057\u305f\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.0&#8221;<br>Mail Sending denied. <br>This error occurs if the sender account is disabled or not registered within your Google Workspace domain.<\/td><td>\u9001\u4fe1\u8005\u30a2\u30ab\u30a6\u30f3\u30c8\u304c\u7121\u52b9\u3001\u3082\u3057\u304f\u306fGoogle Workspace\u30c9\u30e1\u30a4\u30f3\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u62d2\u5426\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>Email quota exceeded.<\/td><td>\u30e1\u30fc\u30eb\u5bb9\u91cf\u3092\u8d85\u904e\u3057\u307e\u3057\u305f\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>Invalid credentials for relay.<\/td><td>\u30ea\u30ec\u30fc\u306e\u305f\u3081\u306e\u8a8d\u8a3c\u60c5\u5831\u304c\u7121\u52b9\u3067\u3059\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>Our system has detected an unusual rate of unsolicited mail originating from your IP address. <br>To protect our users from spam, <br>mail sent from your IP address has been blocked.<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u7570\u5e38\u306a\u6570\u306e\u9001\u4fe1\u30e1\u30fc\u30eb\u3092\u30b7\u30b9\u30c6\u30e0\u304c\u691c\u51fa\u3002<br>\u8a72\u5f53IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u5224\u5b9a\u3001\u62d2\u5426\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>Our system has detected that this message is likely unsolicited mail. <br>To reduce the amount of spam sent to Gmail, <br>this message has been blocked.<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u691c\u51fa\u3055\u308c\u305f\u3002<br>Gmail\u5074\u3067\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u91cf\u3092\u6e1b\u3089\u3059\u76ee\u7684\u3067\u30d6\u30ed\u30c3\u30af\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>The IP you&#8217;re using to send mail is not authorized to send email directly to our servers. <br>Please use the SMTP relay at your service provider instead.<\/td><td>\u9001\u4fe1\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306eIP\u304c\u3001Google\u306e\u53d7\u4fe1\u30b5\u30fc\u30d0\u30fc\u3067\u627f\u8a8d\u3055\u308c\u306a\u3044\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>The user or domain that you are sending to (or from) has a policy that prohibited the mail that you sent. <br>Please contact your domain administrator for further details.<\/td><td>\u9001\u4fe1\u5074\u3082\u3057\u304f\u306f\u53d7\u4fe1\u5074\u306e\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30c9\u30e1\u30a4\u30f3\u306b\u3066\u8a2d\u5b9a\u30dd\u30ea\u30b7\u30fc\u306b\u3088\u308a\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u5931\u6557\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>Unauthenticated email is not accepted from this domain.<\/td><td>\u3053\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u306e\u8a8d\u8a3c\u3055\u308c\u3066\u3044\u306a\u3044\u30e1\u30fc\u30eb\u306f<br>\u53d7\u4fe1\u3055\u308c\u307e\u305b\u3093\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.1&#8221;<br>Daily SMTP relay limit exceeded for customer.<\/td><td>\u30e6\u30fc\u30b6\u30fc\u306e 1 \u65e5\u3042\u305f\u308a\u306eSMTP\u30ea\u30ec\u30fc\u306e\u4e0a\u9650\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.26&#8221;<br>Unauthenticated email from &lt;\u30c9\u30e1\u30a4\u30f3\u540d&gt; is not accepted <br>due to domain&#8217;s DMARC policy. <br>Please contact the administrator of domain-name domain. <br>If this was a legitimate mail please visit Control unauthenticated mail from your domain to learn about the DMARC initiative.<\/td><td>\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u3067\u3042\u308bDMARC \u30dd\u30ea\u30b7\u30fc\u306b\u3088\u3063\u3066\u30c9\u30e1\u30a4\u30f3\u306e\u627f\u8a8d\u306b\u5931\u6557\u3002<br><a href=\"https:\/\/www.kagoya.jp\/lp\/mail_dmarc\/?argument=vqHX23Xs&amp;dmai=a658cdc207597e\" target=\"_blank\" rel=\"noreferrer noopener\">DMARC\u306e\u5c0e\u5165<\/a>\u3082\u3057\u304f\u306f\u8a2d\u5b9a\u306e\u898b\u76f4\u3057\u304c\u5fc5\u8981\u3002<\/td><\/tr><tr><td>550, &#8220;5.7.26&#8221;<br>This message does not have authentication information <br>or fails to5.7.26 pass authentication checks. <br>To best protect\uff5e<\/td><td>\u3053\u306e\u30e1\u30fc\u30eb\u306b\u306f\u8a8d\u8a3c\u60c5\u5831\u304c\u306a\u3044\u304b\u3001\u8a8d\u8a3c\u30c1\u30a7\u30c3\u30af\uff08<a href=\"https:\/\/www.kagoya.jp\/howto\/it-glossary\/mail\/dkim\/\" target=\"_blank\" rel=\"noreferrer noopener\">SPF \u307e\u305f\u306f DKIM<\/a>\uff09\u306b\u5931\u6557\u3002<\/td><\/tr><tr><td>552, &#8220;5.2.2&#8221;<br>The email account that you tried to reach is over quota.<\/td><td>\u9001\u4fe1\u5148\u306e\u30e1\u30fc\u30eb \u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u4fdd\u5b58\u5bb9\u91cf\u304c\u4e0d\u8db3\u3057\u3066\u3044\u307e\u3059\u3002<\/td><\/tr><tr><td>552, &#8220;5.2.3&#8221;<br>Your message exceeded Google&#8217;s message size limits.<\/td><td>Google \u306e\u30e1\u30fc\u30eb\u30b5\u30a4\u30ba\u306e\u4e0a\u9650\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002<\/td><\/tr><tr><td>553, &#8220;5.1.2&#8221;<br>We weren&#8217;t able to find the recipient domain. <br>Please check for any spelling errors, <br>and make sure you didn&#8217;t enter any spaces, periods, <br>or other punctuation after the recipient&#8217;s email address.<\/td><td>\u53d7\u4fe1\u30c9\u30e1\u30a4\u30f3\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<br>\u5b9b\u5148\u3068\u306a\u308b\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306b\u30b9\u30da\u30eb\u30df\u30b9\u304c\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<br><\/td><\/tr><tr><td>554, &#8220;5.6.0&#8221;<br>Mail message is malformed. Not accepted.<\/td><td>\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5f62\u5f0f\u304c\u6b63\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/td><\/tr><tr><td>554, &#8220;5.6.0&#8221;<br>Message exceeded 50 hops,<br>this may indicate a mail loop.<\/td><td>\u30e1\u30fc\u30eb\u306e\u30db\u30c3\u30d7\u6570\u304c50\u3092\u8d85\u904e\u3002<br>\u30e1\u30fc\u30eb\u304c\u30eb\u30fc\u30d7\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/td><\/tr><tr><td>554, &#8220;5.7.0&#8221;<br>Too Many Unauthenticated commands.<\/td><td>\u627f\u8a8d\u3055\u308c\u306a\u3044\u30b3\u30de\u30f3\u30c9\u306e\u6570\u304c\u591a\u3044\u3002<\/td><\/tr><tr><td>555, &#8220;5.5.2&#8221;<br>Syntax error.<\/td><td>\u69cb\u6587\u30a8\u30e9\u30fc\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Outlook\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/h3>\n\n\n\n<div class=\"wp-block-coblocks-accordion\">\n<div class=\"wp-block-coblocks-accordion-item\"><details><summary class=\"wp-block-coblocks-accordion-item__title has-text-color has-blue-color\">\u30af\u30ea\u30c3\u30af\u3067Outlook\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b<\/summary><div class=\"wp-block-coblocks-accordion-item__content\">\n<figure class=\"wp-block-table is-style-kh-no-scroll\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/th><th>\u30a8\u30e9\u30fc\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">421 RP-001<\/td><td>Outlook\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc IP \u304c\u3001\u8a31\u53ef\u3055\u308c\u305f\u30ec\u30fc\u30c8\u306e\u5236\u9650\u3092\u8d85\u904e\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">421 RP-002<\/td><td>Outlook\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc IP \u304c\u3001\u3053\u306e\u63a5\u7d9a\u306b\u95a2\u3057\u3066\u8a31\u53ef\u3055\u308c\u305f\u30ec\u30fc\u30c8\u306e\u5236\u9650\u3092\u8d85\u904e\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">421 RP-003<\/td><td>Outlook\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc IP \u304c\u3001\u8a31\u53ef\u3055\u308c\u305f\u63a5\u7d9a\u306e\u5236\u9650\u3092\u8d85\u904e\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 SC-001<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>\u9055\u53cd\u5185\u5bb9\u306f\u30e1\u30fc\u30eb\u672c\u6587\u3084\u4ef6\u540d\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u53d7\u3051\u305f\u308a\u3001\u9001\u4fe1\u30e1\u30fc\u30eb\u306eIP\/\u30c9\u30e1\u30a4\u30f3\u306e\u8a55\u4fa1\u306a\u3069\u591a\u5c90\u306b\u6e21\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 SC-002<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>\u9055\u53cd\u5185\u5bb9\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306eIP\u304c\u3001\u540d\u524d\u7a7a\u9593\u306e\u30de\u30a4\u30cb\u30f3\u30b0\u52d5\u4f5c\u3092\u793a\u3057\u3066\u3044\u308b\u305f\u3081\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 SC-003<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>IP\u30a2\u30c9\u30ec\u30b9\u304c\u30aa\u30fc\u30d7\u30f3\u30d7\u30ed\u30ad\u30b7\u307e\u305f\u306f\u30aa\u30fc\u30d7\u30f3\u30ea\u30ec\u30fc\u3068\u793a\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 SC-004<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>\u3053\u306e IP \u30a2\u30c9\u30ec\u30b9\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306b\u95a2\u3059\u308b\u82e6\u60c5\u306b\u3088\u308a\u53d7\u4fe1\u62d2\u5426\u3002<br>Junk E-Mail Reporting Program (JMRP) \u3078\u306e\u53c2\u52a0\u3092\u63a8\u5968\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 DY-001<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>\u52d5\u7684IP\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3055\u308c\u305f\u3053\u3068\u304c\u53d7\u4fe1\u62d2\u5426\u306e\u7406\u7531\u3068\u306a\u3063\u3066\u3044\u308b\u3002<br>\u203b\u4e00\u822c\u7684\u306b\u52d5\u7684IP\u306f\u672a\u8a8d\u8a3c\u306eSMTP\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u306b\u5229\u7528\u3055\u308c\u306a\u3044\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 DY-002<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>\u30b5\u30fc\u30d0\u30fc\u307e\u305f\u306fPC\u304c\u4e0d\u6b63\u5229\u7528\u3082\u3057\u304f\u306f\u30a6\u30a4\u30eb\u30b9\u611f\u67d3\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 OU-001<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>spamhaus\u306e\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8a72\u5f53\u3057\u3066\u3044\u308b\u3002<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">550 OU-002<\/td><td>Outlook\u306e\u30e1\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc\u9055\u53cd\u306b\u3088\u3063\u3066\u62d2\u5426\u3002<br>\u9055\u53cd\u5185\u5bb9\u306f\u30e1\u30fc\u30eb\u672c\u6587\u3084\u4ef6\u540d\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u53d7\u3051\u305f\u308a\u3001\u9001\u4fe1\u30e1\u30fc\u30eb\u306eIP\/\u30c9\u30e1\u30a4\u30f3\u306e\u8a55\u4fa1\u306a\u3069\u591a\u5c90\u306b\u6e21\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u51fa\u305f\u3089\u3059\u3050\u306b\u5bfe\u7b56\u304c\u5fc5\u8981<\/h2>\n\n\n\n<p>\u30e1\u30fc\u30eb\u3067\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304d\u305f\u5834\u5408\u3001\u305d\u308c\u304c\u91cd\u8981\u306a\u30e1\u30fc\u30eb\u3067\u3042\u308c\u3070\u8ab0\u3057\u3082\u304c\u3059\u3050\u306b\u5bfe\u5fdc\u3055\u308c\u307e\u3059\u304c\u3001\u91cd\u8981\u5ea6\u304c\u4f4e\u3044\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u5834\u5408\u306f\u5bfe\u5fdc\u3092\u5148\u5ef6\u3070\u3057\u306b\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u3067\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304d\u305f\u5834\u5408\u306f\u3001\u3068\u3042\u308b\u7406\u7531\u304b\u3089\u30e1\u30fc\u30eb\u81ea\u4f53\u306e\u91cd\u8981\u5ea6\u306b\u95a2\u308f\u3089\u305a\u8fc5\u901f\u306a\u5bfe\u5fdc\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3068\u3044\u3046\u306e\u3082\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u884c\u3044\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304d\u3066\u3057\u307e\u3046\u3068\u3001\u5358\u306b<strong>\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u5931\u6557\u3057\u305f<\/strong>\u3060\u3051\u3067\u306f\u306a\u304f\u3001<span class=\"kh-marker-red\">\u9001\u4fe1\u30e1\u30fc\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u3084IP\u30a2\u30c9\u30ec\u30b9\u306e\u8a55\u4fa1\u304c\u4e0b\u304c\u308b<\/span>\u3068\u3044\u3046\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3082\u3061\u308d\u3093\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304d\u3066\u5373\u5bfe\u5fdc\u30fb\u6539\u5584\u3057\u305f\u5834\u5408\u306f\u6c17\u306b\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u305d\u308c\u3092\u653e\u7f6e\u3057\u3066\u4f55\u5ea6\u3082\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304d\u3066\u3044\u308b\u72b6\u614b\u306b\u306a\u308b\u3068\u3001\u30b9\u30d1\u30de\u30fc\u3084\u8ff7\u60d1\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u3068\u8a8d\u8b58\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7279\u306b\u30e1\u30eb\u30de\u30ac\u306a\u3069\u306e\u30e1\u30fc\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u4e8b\u696d\u3092\u884c\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u4e00\u5ea6\u306b\u5927\u91cf\u306b\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u884c\u3046\u305f\u3081\u3001\u77ed\u671f\u9593\u3067\u3082\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u653e\u7f6e\u3059\u308b\u3068\u6b63\u5e38\u306b\u914d\u4fe1\u3067\u304d\u3066\u3044\u305f\u9001\u4fe1\u5148\u3078\u3082\u5c4a\u304b\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u66f4\u306b\u5384\u4ecb\u306a\u3053\u3068\u306b\u3001\u4e00\u5ea6\u3067\u3082\u30b9\u30d1\u30de\u30fc\u3084\u8ff7\u60d1\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u3068\u8a8d\u8b58\u3055\u308c\u3066\u3057\u307e\u3046\u3068\u3001\u305d\u306e\u5f8c\u306b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u5bfe\u5fdc\u3092\u5b8c\u74a7\u306b\u5b9f\u65bd\u3057\u305f\u3068\u3057\u3066\u3082<span class=\"kh-marker-red\">\u8a55\u4fa1\u306e\u56de\u5fa9\u307e\u3067\u306b\u534a\u5e74\uff5e1\u5e74\u3068\u3044\u3046\u9577\u3044\u671f\u9593\u3092\u8981\u3059<\/span>\u305f\u3081\u3001\u8efd\u8996\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"kh-box has-label is-style-red\"><div class=\"kh-box__label\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u7a2e\u985e\u306b\u6ce8\u610f<\/div><div class=\"kh-box__content\">\n<p>\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u4e2d\u3067\u3082\u3001\u53d7\u4fe1\u5074\u306e\u8ff7\u60d1\u30e1\u30fc\u30eb\u8a2d\u5b9a\u304c\u539f\u56e0\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7a00\u306b\u30dd\u30c4\u30f3\u30681\u4ef6\u767a\u751f\u3059\u308b\u4f4d\u306e\u983b\u5ea6\u3067\u3042\u308c\u3070\u3042\u308b\u7a0b\u5ea6\u306f\u4ed5\u65b9\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3042\u307e\u308a\u306b\u3082\u5927\u91cf\u306b\u767a\u751f\u3059\u308b\u5834\u5408\u306f\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u983b\u5ea6\u3084\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u306b\u554f\u984c\u304c\u3042\u308b\u30b1\u30fc\u30b9\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u5834\u5408\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3078\u306e\u5bfe\u5fdc\u304c\u5b8c\u74a7\u3067\u3042\u3063\u3066\u3082\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u306e\u5831\u544a\u304c\u591a\u3044\u3053\u3068\u304b\u3089\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u5165\u308c\u3089\u308c\u3066\u3057\u307e\u3046\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001\u5358\u306b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u5bfe\u5fdc\u3092\u884c\u3046\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u7a2e\u985e\u306b\u6cbf\u3063\u3066\u9069\u5207\u306a\u5bfe\u5fdc\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u4e8b\u524d\u306b\u3042\u308b\u7a0b\u5ea6\u4e88\u9632\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304c\u3001\u7a81\u767a\u7684\u306b\u767a\u751f\u3059\u308b\u30b1\u30fc\u30b9\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7279\u306b\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u5074\u3067\u306f\u306a\u304f\u53d7\u4fe1\u5074\u304c\u8981\u56e0\u3067\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306b\u95a2\u3057\u3066\u306f\u3001\u3053\u3061\u3089\u3067\u5bfe\u7b56\u306e\u3057\u3088\u3046\u304c\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u4ed5\u65b9\u304c\u306a\u3044\u90e8\u5206\u3068\u5272\u308a\u5207\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3068\u306f\u3044\u3048\u3001\u8fd4\u3063\u3066\u304d\u305f\u30e1\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u653e\u7f6e\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u30b9\u30d1\u30de\u30fc\u5224\u5b9a\u306a\u3069\u66f4\u306b\u5384\u4ecb\u306a\u72b6\u6cc1\u306b\u767a\u5c55\u3057\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u8fc5\u901f\u306b\u5bfe\u5fdc\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n<div class=\"kh-cta\"><div class=\"entry-content\">\n<div class=\"kh-box has-label is-style-yellow\"><div class=\"kh-box__label\">\u3042\u306a\u305f\u306e\u30e1\u30fc\u30eb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5927\u4e08\u592b\u3067\u3059\u304b\uff1f<\/div><div class=\"kh-box__content\">\n<p class=\"has-medium-font-size\"><strong><span class=\"kh-marker-blue\">\u6700\u65b0\u52d5\u5411\u5bfe\u5fdc\u5ea6\u309220\u9805\u76ee\u3067\u5373\u30c1\u30a7\u30c3\u30af\uff01<\/span><\/strong><\/p>\n\n\n\n<p>\u30e1\u30fc\u30eb\u74b0\u5883\u306b\u306f\u3001PPAP\u306e\u9650\u754c\uff0f\u306a\u308a\u3059\u307e\u3057\uff0f\u8aa4\u9001\u4fe1\uff0f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4e0d\u5099\uff0f\u8ff7\u60d1\u30e1\u30fc\u30eb\uff0f\u30a2\u30fc\u30ab\u30a4\u30d6\u4e0d\u8db3\u306a\u3069\u3001\u8907\u5408\u7684\u306a\u30ea\u30b9\u30af\u304c\u96c6\u4e2d\u3057\u3066\u3044\u307e\u3059\u3002<br>\u3053\u306e\u8cc7\u6599\u3067\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u81ea\u5df1\u8a3a\u65ad\u3057\u3001\u73fe\u72b6\u3068\u512a\u5148\u5bfe\u7b56\u3092\u660e\u78ba\u5316\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full has-lightbox\"><a href=\"https:\/\/www.kagoya.jp\/document\/form-mailsecurity-check\/?argument=vqHX23Xs&amp;dmai=a658cdc89bf06c\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"728\" height=\"90\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7.png\" alt=\"\" class=\"wp-image-14327\" srcset=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7.png 728w, https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7-300x37.png 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><\/a><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"\u30e1\u30fc\u30eb\u306f\u69d8\u3005\u306a\u8981\u56e0\u304b\u3089\u9001\u4fe1\u306b\u5931\u6557\u3057\u3066\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u51fa\u529b\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 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