{"id":2827,"date":"2015-04-14T10:57:28","date_gmt":"2015-04-14T01:57:28","guid":{"rendered":"https:\/\/ec2-54-238-200-5.ap-northeast-1.compute.amazonaws.com\/blog\/?p=2827"},"modified":"2025-04-03T16:19:56","modified_gmt":"2025-04-03T07:19:56","slug":"%e3%83%a1%e3%83%bc%e3%83%ab%e9%85%8d%e4%bf%a1%e3%83%88%e3%83%a9%e3%83%96%e3%83%ab%e3%81%ab%e9%81%ad%e9%81%87%e3%81%97%e3%81%9f%e9%9a%9b%e3%81%ab%e7%a2%ba%e8%aa%8d%e3%81%99%e3%81%b9%e3%81%8d5%e3%81%a4","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2827","title":{"rendered":"\u30e1\u30fc\u30eb\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u306b\u906d\u9047\u3057\u305f\u969b\u306b\u78ba\u8a8d\u3059\u3079\u304d5\u3064\u306e\u3053\u3068"},"content":{"rendered":"<p style=\"margin-bottom:0;\"><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2015\/04\/17799742_s.jpg\" style=\"margin:0;\" alt=\"\u30e1\u30fc\u30eb\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u306b\u906d\u9047\u3057\u305f\u969b\u306b\u78ba\u8a8d\u3059\u3079\u304d5\u3064\u306e\u3053\u3068\" width=\"100%\" class=\"aligncenter size-full wp-image-2828\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2015\/04\/17799742_s.jpg 450w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2015\/04\/17799742_s-225x150.jpg 225w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2015\/04\/17799742_s-300x200.jpg 300w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/p>\n<blockquote>\n<p>\u3053\u306e\u8a18\u4e8b\u306f <a href=\"https:\/\/sendgrid.com\/blog\/5-questions-to-ask-when-troubleshooting-email-delivery-problems\/\" target=\"_blank\">5 Questions to Ask When Troubleshooting Email Delivery Problems<\/a> \u306e\u6284\u8a33\u3067\u3059\u3002<\/p>\n<\/blockquote>\n<p style=\"margin-bottom: 10px;\">\u300c\u9001\u3063\u305f\u306f\u305a\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\uff01\u300d\u300c\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u304c\u4e0a\u304c\u3089\u306a\u3044\uff01\u300d\u300c\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u304b\u308f\u304b\u3089\u306a\u3044\uff01\u300d\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u884c\u3063\u3066\u3044\u308b\u3068\u305d\u3093\u306a\u4e8b\u614b\u306b\u906d\u9047\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u3092\u4e0a\u3052\u308b\u3053\u3068\u306f\u7c21\u5358\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5927\u5207\u306a\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5165\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u5b9f\u969b\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2671\" target=\"_blank\">\u5584\u826f\u306a\u9001\u4fe1\u8005<\/a>\u3067\u3042\u3063\u3066\u3082\u3001\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u306b\u5dfb\u304d\u8fbc\u307e\u308c\u3066\u30e1\u30fc\u30eb\u304c\u6b63\u3057\u304f\u914d\u4fe1\u3055\u308c\u306a\u3044\u7d4c\u9a13\u306f1\u5ea6\u30842\u5ea6\u306f\u3042\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p style=\"margin-bottom: 20px;\">\u4eca\u56de\u306f\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u306b\u906d\u9047\u3057\u305f\u969b\u306b\u78ba\u8a8d\u3059\u3079\u304d5\u3064\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<div style=\"clear:both;width:auto;height:40px;\"><!----><\/div>\n<p style=\"margin-bottom:12px;\"><strong>1. \u9001\u4fe1\u8005\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u628a\u63e1\u3057\u3066\u3044\u308b\u304b\uff1f<\/strong><\/p>\n<p style=\"margin-bottom: 10px;\">\u3053\u306e\u30d6\u30ed\u30b0\u3067\u306f\u4f55\u5ea6\u3082\u3054\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u53d7\u4fe1\u5074\u306e\u5404\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u306f\u9001\u4fe1\u8005\u306e<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=658#reputation\" target=\"_blank\">\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3<\/a>\u306b\u57fa\u3065\u3044\u3066\u53d7\u4fe1\u306e\u53ef\u5426\u3092\u5224\u65ad\u3057\u3066\u3044\u307e\u3059\u3002\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u4f4e\u3044\u5834\u5408\u3001\u305b\u3063\u304b\u304f\u9001\u3063\u305f\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5165\u3063\u305f\u308a\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3057\u307e\u3046\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u69cb\u7bc9\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3082\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p style=\"margin-bottom: 20px;\">\u91cd\u8981\u306a\u70b9\u306f\u3053\u3053\u304b\u3089\u3067\u3059\u3002\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u9001\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u6bce\u306b\u5909\u52d5\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u5b9a\u671f\u7684\u306b\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<a href=\"http:\/\/www.senderscore.org\/\" target=\"_blank\">www.senderscore.org<\/a> \u3068\u3044\u3063\u305f\u30b5\u30a4\u30c8\u3092\u5229\u7528\u3057\u3066\u30c1\u30a7\u30c3\u30af\u3057\u3066\u307f\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u4f4e\u3044\u5834\u5408\u3001\u6025\u3044\u3067\u5bfe\u51e6\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div style=\"clear:both;width:auto;height:40px;\"><!----><\/div>\n<p style=\"margin-bottom:12px;\"><strong>2. \u82e6\u60c5\u7387\u3092\u628a\u63e1\u3057\u3066\u3044\u308b\u304b\uff1f<\/strong><\/p>\n<p style=\"margin-bottom: 10px;\"><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=658#complaint\" target=\"_blank\">\u82e6\u60c5<\/a>\u7387\u304c\u9ad8\u3044\u5834\u5408\u3001\u7dca\u6025\u4e8b\u614b\u3068\u8a8d\u8b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4ee5\u4e0b\u306e\u5bfe\u51e6\u3092\u691c\u8a0e\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul style=\"background-image:none;list-style-type:disc;margin-left:40px;\">\n<li style=\"background-image:none;\">\u5b9b\u5148\u30ea\u30b9\u30c8\u306b\u5bfe\u3057\u95a2\u9023\u6027\u306e\u9ad8\u3044\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/li>\n<li style=\"background-image:none;\">\u30b3\u30f3\u30c6\u30f3\u30c4\u306e<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=658#engagement\" target=\"_blank\">\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8<\/a>\u306e\u5ea6\u5408\u3044\u3092\u5224\u65ad\u3059\u308b\u305f\u3081\u306b\u30af\u30ea\u30c3\u30af\u7387\u3084\u958b\u5c01\u7387\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<li style=\"background-image:none;\"><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=1010\" target=\"_blank\">\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u3092\u5229\u7528\u3057\u3066<\/a>\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u3092\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u3092\u5b9b\u5148\u30ea\u30b9\u30c8\u304b\u3089\u524a\u9664\u3059\u308b<\/li>\n<\/ul>\n<p style=\"margin-bottom: 20px;\">\u4e00\u898b\u3001\u56de\u308a\u9053\u306b\u601d\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u6539\u5584\u3057\u3001\u305d\u306e\u7d50\u679c\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n<div style=\"clear:both;width:auto;height:40px;\"><!----><\/div>\n<p style=\"margin-bottom:12px;\"><strong>3. \u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u304c\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3044\u306a\u3044\u304b\uff1f<\/strong><\/p>\n<p style=\"margin-bottom: 20px;\">\u82e6\u60c5\u7387\u304c\u9ad8\u3044\u5834\u5408\u3001\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u304c\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3057\u307e\u3046\u3068\u3001\u78ba\u5b9f\u306b\u53d7\u4fe1\u62d2\u5426\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u4ee3\u8868\u7684\u306a\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul style=\"background-image:none;list-style-type:disc;margin-left:40px;\">\n<li style=\"background-image:none;\"><a href=\"http:\/\/www.spamhaus.org\/\" target=\"_blank\">Spamhaus<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"http:\/\/www.surbl.org\/\" target=\"_blank\">SURBL<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"http:\/\/www.barracudacentral.org\/rbl\" target=\"_blank\">Barracuda Reputation Block List<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"http:\/\/dnsbl.invaluement.com\/\" target=\"_blank\">Invalument<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"http:\/\/www.spamcop.net\/\" target=\"_blank\">Spamcop<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"http:\/\/www.multirbl.valli.org\/\" target=\"_blank\">MultiRBL<\/a><\/li>\n<\/ul>\n<p style=\"margin-bottom: 20px;\">\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3044\u305f\u5834\u5408\u3001\u524a\u9664\u3057\u3066\u3082\u3089\u3046\u305f\u3081\u306b\u9069\u5207\u306a\u624b\u9806\u3092\u8e0f\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u624b\u9806\u306b\u3064\u3044\u3066<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=11357\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div style=\"clear:both;width:auto;height:40px;\"><!----><\/div>\n<p style=\"margin-bottom:12px;\"><strong>4. \u8a8d\u8a3c\u3055\u308c\u305f\u30e1\u30fc\u30eb\u3092\u9001\u3063\u3066\u3044\u308b\u304b\uff1f<\/strong><\/p>\n<p style=\"margin-bottom: 20px;\">\u8a8d\u8a3c\u3068\u306f\u9001\u4fe1\u3059\u308b\u30e1\u30fc\u30eb\u306b\u300c\u30b5\u30a4\u30f3\u300d\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3001\u9001\u4fe1\u5143\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3509\" target=\"_blank\">SPF<\/a>\u3084<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2044\" target=\"_blank\">DKIM<\/a>\u3068\u3044\u3063\u305f\u6280\u8853\u3092\u5229\u7528\u3057\u3066\u3001\u9001\u4fe1\u5143\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u3084\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u8005\u3092\u3042\u3076\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u4e0d\u6b63\u306a\u9001\u4fe1\u8005\u304c\u9001\u3063\u3066\u3044\u308b\u30e1\u30fc\u30eb\u3092\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u5224\u65ad\u3057\u3066\u914d\u4fe1\u3057\u306a\u3044\u3001\u3068\u3044\u3063\u305f\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u30e1\u30fc\u30eb\u306e\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u610f\u56f3\u305b\u305a\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u6271\u308f\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<div style=\"clear:both;width:auto;height:40px;\"><!----><\/div>\n<p style=\"margin-bottom:12px;\"><strong>5. \u65b0\u3057\u3044IP\u30a2\u30c9\u30ec\u30b9\u304b\uff1f<\/strong><\/p>\n<p style=\"margin-bottom: 20px;\">\u3053\u3053\u307e\u3067\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u76e3\u8996\u304a\u3088\u3073\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u5230\u9054\u7387\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u306b\u3064\u3044\u3066\u3054\u7d39\u4ecb\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3067\u306f\u3001\u65b0\u3057\u3044IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u5834\u5408\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\uff1f\u3053\u306e\u5834\u5408\u3001\u307e\u3060\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u3053\u306e\u305f\u3081\u3001\u53d7\u4fe1\u5074\u304b\u3089\u6b63\u5f53\u306a\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u8005\u3067\u3042\u308b\u3053\u3068\u3092\u8a8d\u8b58\u3057\u3066\u3082\u3089\u3046\u305f\u3081\u306b\u3001\u6642\u9593\u3092\u304b\u3051\u3066\u3086\u3063\u304f\u308a\u3068\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3057\u3066\u3044\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u300c<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=658#ip-warming\" target=\"_blank\">IP\u30a6\u30a9\u30fc\u30df\u30f3\u30b0<\/a>\u300d\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f30\uff5e60\u65e5\u7a0b\u5ea6\u304b\u3051\u3066\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u91cf\u3092\u5f90\u3005\u306b\u5897\u52a0\u3055\u305b\u308b\u3053\u3068\u3067IP\u30a2\u30c9\u30ec\u30b9\u3092\u300c\u6e29\u3081\u307e\u3059\u300d\u3002IP\u30a6\u30a9\u30fc\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=1814\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<div style=\"clear:both;width:auto;height:40px;\"><!----><\/div>\n<h4><strong>\u3055\u3044\u3054\u306b<\/strong><\/h4>\n<p style=\"margin-bottom: 20px;\">\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3057\u3066\u3044\u308b\u3068\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u306b\u906d\u9047\u3059\u308b\u3053\u3068\u306f\u907f\u3051\u3089\u308c\u307e\u305b\u3093\u3002\u30c8\u30e9\u30d6\u30eb\u306b\u9069\u5207\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002SendGrid\u3067\u306f\u69d8\u3005\u306aWebcast\u3084\u30d6\u30ed\u30b0\u3067\u5230\u9054\u7387\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u5bfe\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u3088\u308d\u3057\u3051\u308c\u3070\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<p style=\"margin-bottom: 10px;\">Webcast<\/p>\n<ul style=\"background-image:none;list-style-type:disc;margin-left:40px;\">\n<li style=\"background-image:none;\"><a href=\"https:\/\/go.sendgrid.com\/WebcastABCsoftheISPs_RegistrationLandingPage.html\" target=\"_blank\">ABCs of ISPs\uff08\u82f1\u8a9e\uff09<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"https:\/\/go.sendgrid.com\/webcastemaildeliverability101bestpracticestomastertheinbox_registrationlandingpage.html\" target=\"_blank\">Email Deliverability 101\uff08\u82f1\u8a9e\uff09<\/a><\/li>\n<\/ul>\n<p style=\"margin-bottom: 10px;\">\u30d6\u30ed\u30b0<\/p>\n<ul style=\"background-image:none;list-style-type:disc;margin-left:40px;\">\n<li style=\"background-image:none;\"><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2659\" target=\"_blank\">\u8ff7\u60d1\u30e1\u30fc\u30eb\u3060\u3068\u5224\u5b9a\u3055\u308c\u3066\u3057\u307e\u3063\u305f\u3089\uff01\uff1f<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=1722\" target=\"_blank\">Email Deliverability Guide \u30fc\u30e1\u30fc\u30eb\u3092\u78ba\u5b9f\u306b\u5c4a\u3051\u308b\u305f\u3081\u306b<\/a><\/li>\n<li style=\"background-image:none;\"><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2847\" target=\"_blank\">\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3084\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8981\u56e0\u306b\u3064\u3044\u3066<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u306f 5 Questions to Ask When Troubleshooting Email Delivery Problems \u306e\u6284\u8a33\u3067\u3059\u3002 \u300c\u9001\u3063\u305f\u306f\u305a\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\uff01\u300d\u300c\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u304c\u4e0a\u304c\u3089\u306a\u3044\uff01\u300d <a class=\"read-more\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2827\">&#8230;\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":6356,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-2827","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2827","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2827"}],"version-history":[{"count":4,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2827\/revisions"}],"predecessor-version":[{"id":18445,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2827\/revisions\/18445"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/media\/6356"}],"wp:attachment":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}