{"id":17477,"date":"2024-03-01T11:30:57","date_gmt":"2024-03-01T02:30:57","guid":{"rendered":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17477"},"modified":"2025-08-04T15:27:18","modified_gmt":"2025-08-04T06:27:18","slug":"1-22%e3%81%ab%e3%82%bb%e3%83%9f%e3%83%8a%e3%83%bc%e3%80%8cgmail%e6%96%b0%e3%82%ac%e3%82%a4%e3%83%89%e3%83%a9%e3%82%a4%e3%83%b3%e3%81%ae%e3%83%9d%e3%82%a4%e3%83%b3%e3%83%88%e3%82%92%e8%a7%a3%e8%aa%ac","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17477","title":{"rendered":"1\/22\u306b\u30bb\u30df\u30ca\u30fc\u300cGmail\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\uff01\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u304c\u4eca\u3084\u308b\u3079\u304d\u3053\u3068\u300d\u3092\u958b\u50ac\u3057\u307e\u3057\u305f\uff01\uff08Q&#038;A\u7de8\uff09"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2024\/02\/240122_QA.png\" alt=\"1\/22\u306b\u30bb\u30df\u30ca\u30fc\u300cGmail\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\uff01\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u304c\u4eca\u3084\u308b\u3079\u304d\u3053\u3068\u300d\u3092\u958b\u50ac\u3057\u307e\u3057\u305f\uff01\uff08Q&#038;A\u7de8\uff09\" width=\"100%\" class=\"aligncenter size-full wp-image-17479\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2024\/02\/240122_QA.png 650w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2024\/02\/240122_QA-300x185.png 300w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2024\/02\/240122_QA-225x139.png 225w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/p>\n<p>1\u670822\u65e5\u306b\u958b\u50ac\u3057\u305f\u30aa\u30f3\u30e9\u30a4\u30f3\u30bb\u30df\u30ca\u30fc\u300cGmail\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\uff01\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u304c\u4eca\u3084\u308b\u3079\u304d\u3053\u3068\u300d\u3067\u306f\u3001\u5927\u5909\u591a\u304f\u306e\u65b9\u306b\u3054\u53c2\u52a0\u3044\u305f\u3060\u304d\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\u3002\u672c\u8a18\u4e8b\u3067\u306f\u53c2\u52a0\u8005\u306e\u7686\u69d8\u304b\u3089\u3044\u305f\u3060\u3044\u305f\u3054\u8cea\u554f\u306b\u56de\u7b54\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>\u30bb\u30df\u30ca\u30fc\u3067\u304a\u8a71\u3057\u3057\u305f\u5185\u5bb9\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17213\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3001\u6628\u5e7412\u67087\u65e5\u306b\u540c\u69d8\u306e\u30bb\u30df\u30ca\u30fc\u3092\u958b\u50ac\u3057\u305f\u969b\u306b\u3044\u305f\u3060\u3044\u305f\u3054\u8cea\u554f\u3078\u306e\u56de\u7b54\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17313\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u3042\u308f\u305b\u3066\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<aside class=\"status\">\nGoogle\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3001FAQ\u306f\u983b\u7e41\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u3066\u304a\u308a\u3001\u30bb\u30df\u30ca\u30fc\u958b\u50ac\u4ee5\u964d\u3082\u591a\u6570\u66f4\u65b0\u3055\u308c\u3066\u304a\u308a\u307e\u3059\u3002<br \/>\n<br \/>\n\u4ee5\u4e0b\u306e\u5185\u5bb9\u306f\u3001\u672c\u8a18\u4e8b\u516c\u958b\u6642\u70b9\u306e\u516c\u5f0f\u60c5\u5831\u306b\u57fa\u3065\u304d\u5f53\u793e\u306e\u898b\u89e3\u3092\u8a18\u8f09\u3057\u3066\u304a\u308a\u307e\u3059\u304c\u3001\u60c5\u5831\u306e\u6b63\u78ba\u6027\u306b\u95a2\u3057\u3066\u306f\u8cac\u4efb\u3092\u8ca0\u3044\u304b\u306d\u308b\u305f\u3081\u3001\u6700\u65b0\u306e\u516c\u5f0f\u60c5\u5831\u3092\u5fc5\u305a\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<br \/>\n<br \/>\n\u307e\u305f\u3001\u8a73\u7d30\u306a\u4ed5\u69d8\u3084Gmail\u306e\u5177\u4f53\u7684\u306a\u6319\u52d5 (Google\u304c\u516c\u958b\u3057\u3066\u3044\u306a\u3044\u60c5\u5831) \u306b\u95a2\u3059\u308b\u8cea\u554f\u306f\u56de\u7b54\u306e\u5bfe\u8c61\u5916\u3068\u3057\u3066\u304a\u308a\u307e\u3059\u3002\u3054\u4e86\u627f\u304f\u3060\u3055\u3044\u3002<br \/>\n<\/aside>\n<h3>Authentication &#038; Trust\uff08\u8a8d\u8a3c\u3068\u4fe1\u983c\uff09\u306b\u95a2\u9023\u3059\u308b\u8cea\u554f<\/h3>\n<h4>Q.<\/h4>\n<ul>\n<li>DKIM\u306b\u306f\u3053\u308c\u307e\u3067\u7b2c\u4e09\u8005\u7f72\u540d\u3068\u3044\u3063\u305f\u3084\u308a\u65b9\u304c\u3042\u308b\u3068\u8a8d\u8b58\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001SPF\u3068DKIM\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u7d71\u4e00\u3059\u308b\u3068\u306f\u3001\u3053\u306e\u7b2c\u4e09\u8005\u7f72\u540d\u306f\u4eca\u5f8c\u975e\u63a8\u5968\u3067\u3042\u308b\u3068\u7406\u89e3\u3057\u3066\u3088\u308d\u3057\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<li>DMARC\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u304b\u3089\u3001\u610f\u56f3\u305b\u306c\u7d4c\u8def\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3068\u3001\u8ee2\u9001\u306e\u30e1\u30fc\u30eb\u3068\u3001\u5224\u65ad\u57fa\u6e96\u306e\u6307\u91dd\u306f\u3042\u308a\u307e\u3059\u3067\u3057\u3087\u3046\u304b\uff1f<\/li>\n<li>DMARC\u306e\u30dd\u30ea\u30b7\u30fc\u5f15\u304d\u4e0a\u3052\u306b\u3064\u3044\u3066\u5fc5\u9808\u3068\u304a\u8003\u3048\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<\/ul>\n<p>\u306a\u3069\u3001\u8a8d\u8a3c\u306b\u95a2\u3057\u3066\u306f\u975e\u5e38\u306b\u591a\u304f\u306e\u3054\u8cea\u554f\u3092\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n<h4>A.<\/h4>\n<p>\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u3001SPF\u3060\u3051\u3067\u306a\u304fDKIM\u3082<strong>\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u3067<\/strong>\u8a8d\u8a3c\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\uff08\uff1d\u4f5c\u6210\u8005\u7f72\u540d\uff09\u3002\u307e\u305f\u3001DMARC\u306bPass\u3059\u308b\u305f\u3081\u306b\u306fSPF\u3001DKIM\u306e\u3044\u305a\u308c\u304b\u304c\u30a2\u30e9\u30a4\u30e1\u30f3\u30c8\u307e\u3067\u542b\u3081\u3066Pass\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e1\u30fc\u30eb\u9001\u4fe1\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u3067\u3082\u3001\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3067SPF\/DKIM\u8a8d\u8a3c\u3092\u3059\u308b\u8a2d\u5b9a\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>DMARC\u30ec\u30dd\u30fc\u30c8\u306b\u306f\u9001\u4fe1\u30b5\u30fc\u30d0\u306eIP\u30a2\u30c9\u30ec\u30b9\u3084SPF\/DKIM\u306e\u8a8d\u8a3c\u7d50\u679c\u3001\u9001\u3089\u308c\u305f\u901a\u6570\u306a\u3069\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305a\u306fDMARC\u30dd\u30ea\u30b7\u30fc\u3092 <code style=\"background-color: #EEEEEE; border-radius: 5px; padding: 1px 4px; font-family: AxisStd-Light; font-weight: bold;\">p=none<\/code> \u306b\u8a2d\u5b9a\u3057\u3001DMARC\u30ec\u30dd\u30fc\u30c8\u306e\u60c5\u5831\u3092\u5143\u306b\u81ea\u793e\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u7d4c\u8def\u306b\u8a2d\u5b9a\u304c\u6f0f\u308c\u3066\u3044\u308b\u3082\u306e\u304c\u306a\u3044\u304b\u3001\u307e\u305f\u3001\u5fc3\u5f53\u305f\u308a\u306e\u306a\u3044\u9001\u4fe1\u304c\u306a\u3044\u304b\uff08\u81ea\u793e\u30c9\u30e1\u30a4\u30f3\u306b\u306a\u308a\u3059\u307e\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u304c\u306a\u3044\u304b\uff09\u3092<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=14490\" rel=\"noopener\" target=\"_blank\">\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/a>\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3078\u306e\u5bfe\u5fdc\u3068\u3044\u3046\u610f\u5473\u3067\u306fDMARC\u30dd\u30ea\u30b7\u30fc\u306f <code style=\"background-color: #EEEEEE; border-radius: 5px; padding: 1px 4px; font-family: AxisStd-Light; font-weight: bold;\">p=none<\/code> \u306e\u307e\u307e\u3067\u826f\u3044\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u53b3\u683c\u5316\u306e\u76ee\u7684\u304c\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u3092\u6e1b\u3089\u3059\u3053\u3068\u3067\u3042\u308b\u3053\u3068\u3092\u8e0f\u307e\u3048\u308b\u3068\u3001Google\u3084Yahoo!\u304c\u5c06\u6765\u7684\u306b\u30dd\u30ea\u30b7\u30fc\u306e\u5f15\u304d\u4e0a\u3052\u3092\u6c42\u3081\u308b\u53ef\u80fd\u6027\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u304c\u5b9b\u5148\u306b\u5c4a\u304f\u306e\u3092\u9632\u3050\u305f\u3081\u3001\u30dd\u30ea\u30b7\u30fc\u306f\u9806\u6b21\u5f15\u304d\u4e0a\u3052\u308b\u306e\u304c\u671b\u307e\u3057\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u8a8d\u8a3c\u306b\u95a2\u3059\u308b\u8cea\u554f\u306e\u3046\u3061\u3001Twilio SendGrid\u306b\u95a2\u9023\u3059\u308b\u3082\u306e\u3082\u591a\u304f\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n<h4>Q.<\/h4>\n<ul>\n<li>SendGrid\u304b\u3089\u9001\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306b\u304a\u3044\u3066DKIM\u3068SPF\u304c\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3067\u7570\u306a\u3063\u3066\u3044\u308b\u304c\u3001\u3053\u306e\u72b6\u614b\u3067DMARC\u304cPass\u3059\u308b\u306e\u304b\uff1fDMARC\u306e\u691c\u8a3c\u306e\u969b\u306b\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u307e\u3067\u3092\u542b\u3081\u305f\u5b8c\u5168\u4e00\u81f4\u3092\u3055\u305b\u306a\u304f\u3066\u3082\u904b\u7528\u4e0a\u306f\u554f\u984c\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u305d\u308c\u3068\u3082\u5b8c\u5168\u4e00\u81f4\u3055\u305b\u306a\u3044\u3068\u52b9\u679c\u304c\u3067\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/li>\n<li>Domain Authentication\u306e\u8a2d\u5b9a\u753b\u9762\u306b\u304a\u3044\u3066DMARC\u30ec\u30b3\u30fc\u30c9\u306e\u8a2d\u5b9a\u3082\u6c42\u3081\u3089\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u307e\u3059\u3002DMARC\u30ec\u30b3\u30fc\u30c9\u4ee5\u5916\u306b\u3064\u3044\u3066\u306f\u8a2d\u5b9a\u6e08\u307f\u3067\u3059\u304c\u3001DMARC\u3092\u542b\u3081\u3066\u518d\u5ea6\u8a2d\u5b9a\u3057\u76f4\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/li>\n<li>\u9006\u5f15\u304d\u30ec\u30b3\u30fc\u30c9\uff08PTR\uff09\u306b\u3064\u3044\u3066\u3002SendGrid\u306fPro\u30d7\u30e9\u30f3\u306f\u9006\u5f15\u304d\u8a2d\u5b9a\u304c\u3067\u304d\u308b\u304c\u3001Essentials\u30d7\u30e9\u30f3\u3067\u306f\u3067\u304d\u306a\u3044\u3002Essentials\u30d7\u30e9\u30f3\u306e\u5834\u5408\u3001\u9006\u5f15\u304d\u306e\u7d50\u679cSendGrid\u306eFQDN\u304c\u8fd4\u308b\u304c(xxx.outbound-mail.sendgrid.net)\u3001Google\u5074\u306f\u3053\u306e\u30e1\u30fc\u30eb\u3092\u4e0d\u9069\u5207\u3068\u307f\u306a\u3059\u304b\uff1f<\/li>\n<li>PTR\u30ec\u30b3\u30fc\u30c9\u306e\u767b\u9332\u306f\u3001\u9001\u4fe1\u4ef6\u6570\u306b\u95a2\u308f\u3089\u305a\u5fc5\u9808\u5bfe\u5fdc\u306e\u8a8d\u8b58\u3067\u5408\u3063\u3066\u3044\u307e\u3059\u3067\u3057\u3087\u3046\u304b\u3002\uff08Domain Authentication\u306b\u767b\u9332\u3057\u3066\u3044\u308b\u30c9\u30e1\u30a4\u30f3\u3059\u3079\u3066\u3067PTR\u30ec\u30b3\u30fc\u30c9\u306e\u767b\u9332\u304c\u5fc5\u8981\u3067\u3057\u3087\u3046\u304b\uff09\u305d\u306e\u5834\u5408\u3001\u30c9\u30e1\u30a4\u30f3\u5206\u306eIP\u8ffd\u52a0\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<\/ul>\n<h4>A.<\/h4>\n<h5 style=\"margin-top:15px;\">\uff1cDomain Authentication\u306b\u3064\u3044\u3066\uff1e<\/h5>\n<p><a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/Tutorials\/D_Improve_Deliverability\/using_whitelabel.html#-Domain-Whitelabel\" rel=\"noopener\" target=\"_blank\">Domain Authentication<\/a>\u306fSPF\u3068DKIM\u8a8d\u8a3c\u3092\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3067\u884c\u3046\u305f\u3081\u306e\u6a5f\u80fd\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u8a8d\u8a3c\u306e\u305f\u3081\u306b\u306fDNS\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002SendGrid\u3067\u306f\u3001\u3059\u3067\u306b\u5b58\u5728\u3059\u308bSPF\u30ec\u30b3\u30fc\u30c9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304fSPF\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u3001SPF\u8a8d\u8a3c\u306b\u4f7f\u308f\u308c\u308b\uff08\u30a8\u30f3\u30d9\u30ed\u30fc\u30d7From\uff09\u30c9\u30e1\u30a4\u30f3\u3068\u5dee\u51fa\u4eba\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\uff08\u30d8\u30c3\u30c0From\uff09\u30c9\u30e1\u30a4\u30f3\u304c\u4e00\u81f4\u3057\u306a\u3044\u4ed5\u7d44\u307f\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u30d8\u30c3\u30c0From\u30c9\u30e1\u30a4\u30f3\u304cexample.com\u3060\u3063\u305f\u5834\u5408\u3001\u30a8\u30f3\u30d9\u30ed\u30fc\u30d7From\u30c9\u30e1\u30a4\u30f3\u306fsub.example.com\u306e\u3088\u3046\u306b\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u304c\u4ed8\u4e0e\u3055\u308c\u307e\u3059\uff08sub\u306e\u90e8\u5206\u306f\u30a2\u30ab\u30a6\u30f3\u30c8\u56fa\u6709\uff09\u3002<br \/>\n\u3053\u306e\u72b6\u614b\u3067DMARC\u306bPass\u3059\u308b\u305f\u3081\u306b\u306f\u3001SPF\u306e\u30a2\u30e9\u30a4\u30e1\u30f3\u30c8\u30e2\u30fc\u30c9\u3092relaxed\uff08\u30c9\u30e1\u30a4\u30f3\u304c\u4e00\u81f4\u3059\u308c\u3070\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u304c\u4ed8\u3044\u3066\u3044\u3066\u3082Pass\u3068\u307f\u306a\u3059\u8a2d\u5b9a\uff09\u306b\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001DKIM\u306e\u5834\u5408\u306f\u30a8\u30f3\u30d9\u30ed\u30fc\u30d7From\u3068\u30d8\u30c3\u30c0From\u306e\u30c9\u30e1\u30a4\u30f3\u304c\u5b8c\u5168\u306b\u4e00\u81f4\u3057\u307e\u3059\u3002<br \/>\nDomain Authentication\u8a2d\u5b9a\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=10883\" rel=\"noopener\" target=\"_blank\">SendGrid\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3059\u308b\u5834\u5408\u306eSPF\u3068DKIM\u306e\u8a8d\u8a3c\u306e\u4ed5\u7d44\u307f \u2013 \u524d\u7de8<\/a><\/li>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=10894\" rel=\"noopener\" target=\"_blank\">SendGrid\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3059\u308b\u5834\u5408\u306eSPF\u3068DKIM\u306e\u8a8d\u8a3c\u306e\u4ed5\u7d44\u307f \u2013 \u5f8c\u7de8<\/a><\/li>\n<\/ul>\n<p>Domain Authentication\u306e\u8a2d\u5b9a\u753b\u9762\u306b\u3066DMARC\u7528\u306eTXT\u30ec\u30b3\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u3042\u304f\u307e\u3067\u5fc5\u8981\u6700\u4f4e\u9650\u306e\u8a2d\u5b9a\u4f8b\u3092\u53c2\u8003\u60c5\u5831\u3068\u3057\u3066\u8868\u793a\u3057\u3066\u3044\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u901a\u308a\u306b\u8a2d\u5b9a\u3059\u308b\u3088\u3046\u6c42\u3081\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001Verify\u6e08\u307f\u306e\u8a8d\u8a3c\u8a2d\u5b9a\u3092\u518d\u5ea6Verify\u3059\u308b\u5fc5\u8981\u3082\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\nDMARC\u306f\u30c9\u30e1\u30a4\u30f3\u306e\u5229\u7528\u72b6\u6cc1\u3092\u628a\u63e1\u3057\u305f\u3046\u3048\u3067\u614e\u91cd\u306b\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h5>\uff1c\u9006\u5f15\u304dDNS\u30ec\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\uff1e<\/h5>\n<p>SendGrid\u3067\u306f\u3001\u3054\u5229\u7528\u306e\u30d7\u30e9\u30f3\u306b\u95a2\u308f\u3089\u305asendgrid.net\u30c9\u30e1\u30a4\u30f3\u3067\u9006\u5f15\u304d\u304c\u3067\u304d\u308b\u3088\u3046\u521d\u3081\u304b\u3089\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3053\u308c\u306f\u30e1\u30fc\u30eb\u306eFrom\u30c9\u30e1\u30a4\u30f3\u3068\u9006\u5f15\u304d\u30c9\u30e1\u30a4\u30f3\u304c\u4e00\u81f4\u3057\u306a\u3044\u72b6\u614b\u3067\u3059\u3002<br \/>\n\u307e\u305f\u3001Pro\u4ee5\u4e0a\u306e\u30d7\u30e9\u30f3\u3067<a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/Tutorials\/D_Improve_Deliverability\/using_whitelabel.html#-IP-Whitelabel\" rel=\"noopener\" target=\"_blank\">Reverse DNS<\/a>\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u8a2d\u5b9a\u6e08\u307f\u306e\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3063\u3066\u672a\u8a2d\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u9001\u4fe1\u3057\u305f\u5834\u5408\u306b\u306f\u30e1\u30fc\u30eb\u306eFrom\u30c9\u30e1\u30a4\u30f3\u3068\u9006\u5f15\u304d\u30c9\u30e1\u30a4\u30f3\u304c\u4e00\u81f4\u3057\u306a\u3044\u72b6\u614b\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3089\u306e\u72b6\u614b\u3067\u8981\u4ef6\u3092\u6e80\u305f\u3057\u305f\u3053\u3068\u306b\u306a\u308b\u306e\u304b\u3068\u3044\u3046\u3054\u8cea\u554f\u3092\u3088\u304f\u3044\u305f\u3060\u304d\u307e\u3059\u304c\u3001\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u30c9\u30e1\u30a4\u30f3\u307e\u3067\u4e00\u81f4\u3059\u3079\u304d\u304b\u306b\u3064\u3044\u3066\u306f\u8a00\u53ca\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u5f53\u793e\u304b\u3089\u306f\u660e\u78ba\u306a\u56de\u7b54\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u5b9f\u969b\u306b\u30e1\u30fc\u30eb\u9001\u4fe1\u3057\u3066\u30a8\u30e9\u30fc\u304c\u8fd4\u3055\u308c\u308b\u304b\u3092\u6ce8\u8996\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u3059\u3079\u3066\u306eFrom\u30c9\u30e1\u30a4\u30f3\u306b\u5bfe\u3057Reverse DNS\u8a2d\u5b9a\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u6570\u3060\u3051<a href=\"https:\/\/support.sendgrid.kke.co.jp\/hc\/ja\/articles\/203704235\" rel=\"noopener\" target=\"_blank\">\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u3092\u7528\u610f<\/a>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>Easy Unsubscribe\uff08\u7c21\u5358\u306a\u914d\u4fe1\u505c\u6b62\uff09\u306b\u95a2\u9023\u3059\u308b\u8cea\u554f<\/h3>\n<h4>Q.<\/h4>\n<ul>\n<li>\u81ea\u6cbb\u4f53\u304b\u3089\u5e02\u6c11\u7b49\u3078\u306e\u3001\u5fc5\u305a\u5c4a\u3051\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u4e00\u62ec\u9001\u4fe1\u30e1\u30fc\u30eb\u306b\u5bfe\u3057\u3066\u3082\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u767b\u9332\u89e3\u9664\u306e\u8a2d\u5b9a\u304c\u5fc5\u9808\u3067\u3057\u3087\u3046\u304b\uff1f<\/li>\n<li>\u7c21\u5358\u306a\u914d\u4fe1\u505c\u6b62\uff081\u30af\u30ea\u30c3\u30af\u914d\u4fe1\u505c\u6b62\uff09\u306b\u3064\u3044\u3066\u3001Gmail\u304c\u63d0\u793a\u3057\u3066\u3044\u308b\u30d8\u30c3\u30c0\u30fc\u8a18\u8f09\u304c\u5fc5\u9808\u3068\u8003\u3048\u3066\u3044\u308b\u304b\u3001\u30b5\u30fc\u30d3\u30b9\u72ec\u81ea\u306e\u914d\u4fe1\u505c\u6b62\u52d5\u7dda\u3067\u3082\u554f\u984c\u306a\u3044\u3068\u8003\u3048\u3066\u3044\u308b\u304b\u3001\u3069\u3061\u3089\u3067\u3057\u3087\u3046\u304b\uff1f<\/li>\n<li>List-Unsubscribe\u30d8\u30c3\u30c0\u3092\u6307\u5b9a\u306e\u901a\u308a\u8ffd\u52a0\u3057\u3066\u9001\u4fe1\u3057\u3066\u3044\u308b\u306b\u3082\u95a2\u308f\u3089\u305a\u3001Gmail \/ Apple Mail \u306a\u3069\u3067\u3001\u767b\u9332\u89e3\u9664\u30ea\u30f3\u30af\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u73fe\u8c61\u306b\u60a9\u307e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4f55\u304b\u539f\u56e0\u3068\u3057\u3066\u8003\u3048\u3089\u308c\u308b\u3053\u3068\u306a\u3069\u3042\u308a\u307e\u3059\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<\/ul>\n<h4>A.<\/h4>\n<p>\u4e00\u62ec\u9001\u4fe1\u8005\u306b\u8a72\u5f53\u3059\u308b\u5834\u5408\u3001\u3059\u3079\u3066\u306e\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u306b\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u914d\u4fe1\u505c\u6b62\u30ea\u30f3\u30af\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u3068\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30e1\u30fc\u30eb\u306e\u5224\u5225\u3092\u3059\u308b\u306e\u306fGoogle\u3067\u3042\u308a\u305d\u306e\u57fa\u6e96\u306f\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u306b\u8a72\u5f53\u3059\u308b\u3068\u601d\u308f\u308c\u308b\u5834\u5408\u306b\u306f\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u914d\u4fe1\u505c\u6b62\u30ea\u30f3\u30af\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u3068\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30e1\u30fc\u30eb\u306e\u4e00\u822c\u7684\u306a\u5224\u65ad\u57fa\u6e96\u3084\u5177\u4f53\u4f8b\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17443\" rel=\"noopener\" target=\"_blank\">\u6cd5\u7684\u306a\u89b3\u70b9\u3067\u307f\u305f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30e1\u30fc\u30eb\u3068\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u306e\u9055\u3044<\/a><\/li>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2989\" rel=\"noopener\" target=\"_blank\">\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30e1\u30fc\u30eb\u3068\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb \uff5e\u5b9a\u7fa9\u3068\u5177\u4f53\u4f8b\uff5e<\/a><\/li>\n<\/ul>\n<p>\u306a\u304a\u3001<a href=\"https:\/\/support.google.com\/a\/answer\/14229414\" rel=\"noopener\" target=\"_blank\">Google\u306eFAQ<\/a>\u306b\u306f\u3001\u30e1\u30fc\u30eb\u672c\u6587\u5185\u306b\u914d\u4fe1\u505c\u6b62\u30ea\u30f3\u30af\u3092\u8a2d\u7f6e\u3059\u308b\u3060\u3051\u3067\u306fRFC8058\u306b\u6cbf\u3063\u305f\u3053\u3068\u306b\u306a\u3089\u305a\u3001\u5fc5\u305aList Unsubscribe\u30d8\u30c3\u30c0\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u65e8\u660e\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u9001\u4fe1\u8005\u306e\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u4f4e\u3044\u5834\u5408\u3001RFC8058\u306b\u5f93\u3063\u3066List-Unsubscribe\u30d8\u30c3\u30c0\u3092\u4ed8\u4e0e\u3057\u3066\u3082\u30ea\u30f3\u30af\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u30b1\u30fc\u30b9\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u304c\u3001\u8868\u793a\u306e\u6709\u7121\u306b\u304b\u304b\u308f\u3089\u305a\u30d8\u30c3\u30c0\u306f\u5fc5\u305a\u8a2d\u5b9a\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>SendGrid\u306b\u95a2\u9023\u3059\u308b\u3082\u306e\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8cea\u554f\u3092\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n<h4>Q.<\/h4>\n<ul>\n<li>SendGrid \u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u3088\u308b\u3068\u3001Subscription Tracking \u6a5f\u80fd\u306f\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u3067\u306f\u5229\u7528\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u3067\u3082RFC8058\u76f8\u5f53\u306e\u5bfe\u5fdc\u3092\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3057\u3087\u3046\u304b\uff1f<\/li>\n<li>Web API v3\u306eAPI\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306bList-Unsubscribe\u306b\u95a2\u3059\u308b\u8a18\u8f09\u304c\u306a\u3044\u3088\u3046\u3067\u3059\u3002API v3\u3092\u4f7f\u7528\u3057\u3066\u30d8\u30c3\u30c0\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u3057\u3066\u306f\u4f55\u3092\u53c2\u8003\u306b\u3059\u308c\u3070\u826f\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<li>SendGrid\u304b\u3089\u9001\u4fe1\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u306b\u3064\u3044\u3066\u3001\u8cfc\u8aad\u89e3\u9664\u30dc\u30bf\u30f3\u3067\u8cfc\u8aad\u89e3\u9664\u3055\u308c\u305f\u5f8c\u3001\u305d\u308c\u3092\u89e3\u9664\u3059\u308b\u306b\u306f\uff08\u5143\u306b\u623b\u3059\u306b\u306f\uff09\u3069\u306e\u3088\u3046\u306a\u5bfe\u5fdc\u304c\u5fc5\u8981\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<\/ul>\n<h4>A.<\/h4>\n<p><a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/User_Manual_JP\/Settings\/tracking.html#-Subscription-Tracking\" rel=\"noopener\" target=\"_blank\">Subscription Tracking<\/a>\u3092\u6709\u52b9\u5316\u3057\u3066\u3082\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u6a5f\u80fd\u306b\u306f\u9069\u7528\u3055\u308c\u307e\u305b\u3093\u304c\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/Tutorials\/B_Marketing_Mail\/marketing_campaigns3.html\" rel=\"noopener\" target=\"_blank\">SendGrid\u306e\u914d\u4fe1\u505c\u6b62\u6a5f\u80fd<\/a>\u3092\u5229\u7528\u3057\u3066\u3044\u308c\u3070\u81ea\u52d5\u7684\u306bList-Unsubscribe\u30d8\u30c3\u30c0\u304c\u633f\u5165\u3055\u308c\u307e\u3059\u3002\u306a\u304a\u3001\u3044\u305a\u308c\u306e\u65b9\u6cd5\u3067\u3082\u73fe\u6642\u70b9\u3067\u306fRFC8058\u306b\u5b8c\u5168\u306b\u306f\u6e96\u62e0\u3067\u304d\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30a6\u30a7\u30d3\u30ca\u30fc\u3067\u3082\u304a\u4f1d\u3048\u3057\u305f\u3068\u304a\u308a\u30012024\u5e743\u6708\u4e2d\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u6539\u4fee\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002<br \/>\nWeb API\u3067List-Unsubscribe\u30d8\u30c3\u30c0\u3092\u633f\u5165\u3059\u308b\u65b9\u6cd5\u306b\u95a2\u3057\u3066\u306f<a href=\"https:\/\/www.twilio.com\/docs\/sendgrid\/ui\/sending-email\/list-unsubscribe\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u307e\u305f\u3001\u914d\u4fe1\u505c\u6b62\u3055\u308c\u305f\u5b9b\u5148\u306b\u518d\u5ea6\u9001\u4fe1\u3059\u308b\u5834\u5408\u306f\u3001SendGrid\u306e\u914d\u4fe1\u505c\u6b62\u30ea\u30b9\u30c8\uff08<a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/User_Manual_JP\/Suppressions\/group_unsubscribes.html\" rel=\"noopener\" target=\"_blank\">Group Unsubscribes<\/a>\u307e\u305f\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/User_Manual_JP\/Suppressions\/global_unsubscribes.html\" rel=\"noopener\" target=\"_blank\">Global Unsubscribes<\/a>\uff09\u304b\u3089\u5f53\u8a72\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u524a\u9664\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u305d\u306e\u4ed6<\/h3>\n<p>\u305d\u306e\u4ed6\u3001Gmail\u5074\u306e\u5224\u65ad\u3084\u6319\u52d5\u306b\u95a2\u3059\u308b\u8cea\u554f\u3082\u591a\u304f\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306b\u3064\u3044\u3066\u306f\u5f53\u793e\u304b\u3089\u660e\u78ba\u306b\u56de\u7b54\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u3042\u304f\u307e\u3067\u5f53\u793e\u306e\u898b\u89e3\u3068\u3057\u3066\u63b2\u8f09\u3057\u307e\u3059\u3002<\/p>\n<h4>Q.<\/h4>\n<p style=\"margin-bottom:10px;\">\u5bfe\u7b56\u304c\u9593\u306b\u5408\u308f\u305a\u4e00\u5ea6\u62d2\u5426\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u3082\u3001\u305d\u306e\u5f8c\u8981\u4ef6\u3092\u6e80\u305f\u305b\u3070\u540c\u3058\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u914d\u4fe1\u3057\u3066\u3082\u5c4a\u304f\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<h4 style=\"margin-top:5px;\">A.<\/h4>\n<p style=\"margin-bottom:50px;\">Gmail\u5074\u304c\u3053\u306e\u3088\u3046\u306a\u9001\u4fe1\u8005\u3092\u3069\u3046\u6271\u3046\u304b\u306f\u308f\u304b\u308a\u307e\u305b\u3093\u3002<a href=\"https:\/\/support.google.com\/a\/answer\/14229414?hl=en#mitigation&#038;zippy=%2Ccan-bulk-senders-get-technical-support-for-email-delivery-issues\" rel=\"noopener\" target=\"_blank\">\u5c02\u7528\u7a93\u53e3<\/a>\u306b\u7533\u8acb\u3059\u308b\u3053\u3068\u3067\u6551\u6e08\u63aa\u7f6e\u304c\u3068\u3089\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u7533\u8acb\u306e\u6761\u4ef6\u3068\u3057\u3066\u8981\u4ef6\u3092\u3059\u3079\u3066\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u65e9\u3044\u6bb5\u968e\u3067\u53ef\u80fd\u306a\u9650\u308a\u8981\u4ef6\u3092\u6e80\u305f\u305b\u308b\u3088\u3046\u8a2d\u5b9a\u3092\u9032\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4>Q.<\/h4>\n<p style=\"margin-bottom:10px;\">\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc\u3068\u3044\u3046\u306e\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u3069\u306e\u3088\u3046\u306a\u5f62\u3067\u901a\u77e5\u3055\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<h4 style=\"margin-top:5px;\">A.<\/h4>\n<p style=\"margin-bottom:50px;\">\u30a8\u30e9\u30fc\u60c5\u5831\u306fSendGrid\u304b\u3089Gmail\u5b9b\u306b\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u8a66\u307f\u305f\u969b\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3068\u3057\u3066\u8fd4\u5374\u3055\u308c\u307e\u3059\u30023\u6708\u307e\u3067\u306f\u300c\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc\u300d\u306b\u76f8\u5f53\u3059\u308b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304c\u8fd4\u3055\u308c\u308b\u305f\u3081\u3001SendGrid\u304c\u81ea\u52d5\u7684\u306b\u518d\u9001\u3092\u5b9f\u65bd\u3057\u3001\u6700\u7d42\u7684\u306b\u306f\u5b9b\u5148\u306b\u5c4a\u304f\u3068\u601d\u308f\u308c\u307e\u3059\u30024\u6708\u4ee5\u964d\u306f\u30e1\u30fc\u30eb\u304c\u300c\u62d2\u5426\u300d\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u305f\u3081\u5b9b\u5148\u306b\u306f\u5c4a\u304d\u307e\u305b\u3093\u3002<br \/>\n\u5177\u4f53\u7684\u306a\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3084\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u73fe\u6642\u70b9\u3067\u306f\u516c\u958b\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u5404\u6240\u304b\u3089\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u53d7\u3051\u3066\u4eca\u5f8c\u8abf\u6574\u3057\u3066\u3044\u304f\u3068\u3044\u3046\u8a71\u3067\u3059\u3002\u30e1\u30fc\u30eb\u9001\u4fe1\u5f8c\u306fGmail\u304b\u3089\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u6ce8\u8996\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u300c\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc\u300d\u3084\u300c\u62d2\u5426\u300d\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/Tutorials\/C_Manage_Events\/using_activity.html#-Using-Activity\" rel=\"noopener\" target=\"_blank\">Activity<\/a>\u306eDeferred\u3084Blocks\u3001Bounces\u30a4\u30d9\u30f3\u30c8\u306e\u300ci\u300d\u30a2\u30a4\u30b3\u30f3\u3067\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h4>Q.<\/h4>\n<p style=\"margin-bottom:10px;\">From\u3092\u8a50\u79f0\u3055\u308c\u3066\u30b9\u30d1\u30e0\u696d\u8005\u304b\u3089\u5927\u91cf\u306b\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u30015000\u901a\u9001\u3063\u3066\u3044\u306a\u304f\u3066\u3082\u4e00\u62ec\u9001\u4fe1\u8005\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<h4 style=\"margin-top:5px;\">A.<\/h4>\n<p style=\"margin-bottom:50px;\">\u4e00\u62ec\u9001\u4fe1\u8005\u3060\u3068\u5224\u65ad\u3055\u308c\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002<br \/>\n\u3057\u304b\u3057\u3001DMARC\u306e\u30dd\u30ea\u30b7\u30fc\u3092 <code style=\"background-color: #EEEEEE; border-radius: 5px; padding: 1px 4px; font-family: AxisStd-Light; font-weight: bold;\">p=none<\/code> \u3088\u308a\u3082\u53b3\u3057\u3044\u3082\u306e\u306b\u8a2d\u5b9a\u3057Gmail\u304c\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u3060\u3068\u5224\u65ad\u3067\u304d\u308b\u72b6\u614b\u306b\u3057\u3066\u304a\u3051\u3070\u3001\u3053\u306e\u3088\u3046\u306a\u72b6\u6cc1\u306f\u56de\u907f\u3067\u304d\u308b\u3082\u306e\u3068\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n<h4>Q.<\/h4>\n<p style=\"margin-bottom:10px;\">Postmaster Tools\u306b\u304a\u3051\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u7387\u304c0.3%\u3092\u8d85\u3048\u3066\u3057\u307e\u3044\u30011\u65e5\u306e\u914d\u4fe1\u6570\u304c\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u4fe1\u983c\u3092\u56de\u5fa9\u3055\u305b\u308b\u65b9\u6cd5\u306f\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<h4 style=\"margin-top:5px;\">A.<\/h4>\n<p style=\"margin-bottom:50px;\">\u8ff7\u60d1\u30e1\u30fc\u30eb\u7387\u304c\u4e0a\u6607\u3057\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u306f\u3001\u9069\u5207\u306a\u5b9b\u5148\u306b\u9001\u4fe1\u3057\u3066\u3044\u308b\u304b\u3001\u3064\u307e\u308a\u300c\u660e\u78ba\u306b\u30aa\u30d7\u30c8\u30a4\u30f3\u3092\u53d6\u3063\u305f\u304b\u300d\u300c\u9577\u3089\u304f\u958b\u5c01\u3084\u30af\u30ea\u30c3\u30af\u304c\u3055\u308c\u3066\u3044\u306a\u3044\u5b9b\u5148\u306b\u9001\u4fe1\u3057\u3066\u3044\u306a\u3044\u304b\u300d\u300c\u53d7\u4fe1\u8005\u3092\u9069\u5207\u306b\u30bb\u30b0\u30e1\u30f3\u30c8\u3067\u304d\u3066\u3044\u308b\u304b\u300d\u3068\u3044\u3063\u305f\u70b9\u3092\u6539\u3081\u3066\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4>Q.<\/h4>\n<p style=\"margin-bottom:10px;\">\u300c\u8ff7\u60d1\u30e1\u30fc\u30eb\u7387\u30920.1%\u306b\u7dad\u6301\u300d\u3068\u3042\u308a\u307e\u3059\u304c\u3001\u8a08\u6e2c\u671f\u9593\u306f\u6c7a\u307e\u3063\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u304b\uff1f1\u65e5\uff1f30\u65e5\uff1f<\/p>\n<h4 style=\"margin-top:5px;\">A.<\/h4>\n<p style=\"margin-bottom:50px;\">\u8a08\u6e2c\u671f\u9593\u306f\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<br \/>\n\u3057\u304b\u3057\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u7387\u304c\u7d99\u7d9a\u7684\u306b\u9ad8\u3044\u5834\u5408\u306f\u3001\u4e00\u6642\u7684\u306a\u8ff7\u60d1\u30e1\u30fc\u30eb\u7387\u306e\u6025\u4e0a\u6607\uff08\u4e57\u3063\u53d6\u308a\u88ab\u5bb3\u3084\u7279\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u60aa\u3044\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306a\u3069\uff09\u3088\u308a\u3082\u53b3\u3057\u304f\u5224\u65ad\u3055\u308c\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0a\u3001Q&#038;A\u7de8\u3067\u3057\u305f\u3002<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17213\" rel=\"noopener\" target=\"_blank\">\u672c\u7de8<\/a>\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17313\" rel=\"noopener\" target=\"_blank\">Q&#038;A\u7de8\uff0812\/7\u7248\uff09<\/a>\u3068\u3042\u308f\u305b\u3066\u304a\u8aad\u307f\u3044\u305f\u3060\u304d\u3001\u3054\u4e0d\u660e\u70b9\u304c\u3042\u308c\u3070<a href=\"https:\/\/support.sendgrid.kke.co.jp\/hc\/ja\/requests\/new\" rel=\"noopener\" target=\"_blank\">\u30b5\u30dd\u30fc\u30c8<\/a>\u307e\u3067\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<br \/>\n\u306a\u304a\u3001\u5f53\u793e\u306e\u30b5\u30dd\u30fc\u30c8\u7bc4\u56f2\u306f<a href=\"https:\/\/support.sendgrid.kke.co.jp\/hc\/ja\/articles\/203391995\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u901a\u308a\u3067\u3059\u3002\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u95a2\u9023\u306e\u304a\u554f\u3044\u5408\u308f\u305b\u306b\u304a\u3044\u3066\u3082\u3001SendGrid\u306e\u6a5f\u80fd\u306a\u3069\u5f53\u793e\u306e\u8cac\u4efb\u306e\u7bc4\u56f2\u5185\u3067\u56de\u7b54\u53ef\u80fd\u306a\u3054\u8cea\u554f\u306b\u306e\u307f\u56de\u7b54\u3057\u307e\u3059\u3053\u3068\u3001\u3054\u7406\u89e3\u3044\u305f\u3060\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1\u670822\u65e5\u306b\u958b\u50ac\u3057\u305f\u30aa\u30f3\u30e9\u30a4\u30f3\u30bb\u30df\u30ca\u30fc\u300cGmail\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\uff01\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u304c\u4eca\u3084\u308b\u3079\u304d\u3053\u3068\u300d\u3067\u306f\u3001\u5927\u5909\u591a\u304f\u306e\u65b9\u306b\u3054\u53c2\u52a0\u3044\u305f\u3060\u304d\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\u3002\u672c\u8a18\u4e8b\u3067\u306f\u53c2\u52a0\u8005\u306e\u7686\u69d8\u304b\u3089\u3044\u305f\u3060\u3044\u305f\u3054\u8cea\u554f\u306b\u56de\u7b54\u3044 <a class=\"read-more\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17477\">&#8230;\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":17479,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7,9],"tags":[],"class_list":["post-17477","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-event","category-best-practices"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/17477","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=17477"}],"version-history":[{"count":36,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/17477\/revisions"}],"predecessor-version":[{"id":19346,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/17477\/revisions\/19346"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/media\/17479"}],"wp:attachment":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}