{"id":10159,"date":"2024-12-11T11:05:13","date_gmt":"2024-12-11T02:05:13","guid":{"rendered":"https:\/\/www.k-in.co.jp\/niwakan\/?p=10159"},"modified":"2026-05-22T16:54:14","modified_gmt":"2026-05-22T07:54:14","slug":"mail-server%e3%81%ae%e7%a7%bb%e8%a1%8c%ef%bc%88%e3%81%9d%e3%81%ae48%ef%bc%89postfix%e3%80%81dovecot%e3%81%ae%e5%86%8d%e6%a7%8b%e7%af%89","status":"publish","type":"post","link":"https:\/\/www.k-in.co.jp\/niwakan\/archives\/2024\/12\/10159\/","title":{"rendered":"mail server\u306e\u79fb\u884c\uff08\u305d\u306e48\uff09Postfix\u3001Dovecot\u306e\u518d\u69cb\u7bc9"},"content":{"rendered":"<p>port 587\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u4e8b\u3067\u793e\u5185\u306e\u30e6\u30fc\u30b6\u30fc\u9593\u3067\u306f\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u304c<strong>\u51fa\u6765\u305f\u308a\u51fa\u6765\u306a\u304b\u3063\u305f\u308a<\/strong>\u3057\u3066\u3044\u308b\u3002<br \/>\n\u5185\u90e8\u3067\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u3063\u3066\u5c45\u308b\u306e\u304b\u3001\u52d5\u4f5c\u304c\u6050\u308d\u3057\u304f\u9045\u304f\u91cd\u3044\u3002\u6b64\u308c\u3070\u3063\u304b\u308a\u306f\u30ed\u30b0\u3092\u898b\u3066\u3082\u51fa\u3066\u3053\u306a\u3044\u306e\u3067\u826f\u304f\u5224\u3089\u306a\u3044\u3002<br \/>\n\u306a\u306e\u3067\u7533\u3057\u8a33\u306a\u3044\u304c\u3001Google\u3055\u3093\u306b\u52a9\u3051\u3066\u8cb0\u3046\u4e8b\u306b\u3057\u305f\u3002<br \/>\n<!--more--><\/p>\n<p>\u793e\u5185\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u304b\u3089Gmail\u306b\u5411\u3051\u3066\u30e1\u30fc\u30eb\u3092\u9001\u3063\u3066\u307f\u305f\u3002<br \/>\n\u5148\u305a\u306fpostfix\u306e\u30ed\u30b0\u306e\u629c\u7c8b\uff081\u884c\u3067\u5c4a\u3044\u305f\u7269\u3092\u5206\u5272\u3057\u3066\u5c45\u307e\u3059\uff09\u304b\u3089\u3002<\/p>\n<pre class=\"height:300 lang:default decode:true\" title=\"\">host gmail-smtp-in.l.google.com[142.251.170.26] said:\r\n550-5.7.26 Your email has been blocked because the sender is unauthenticated.\r\n550-5.7.26 Gmail requires all senders to authenticate with either SPF or DKIM.\r\n550-5.7.26  550-5.7.26  Authentication results:\r\n550-5.7.26  DKIM = did not pass 550-5.7.26  SPF [k-in.co.jp] with ip: [219.117.245.33] = did not pass\r\n550-5.7.26  550-5.7.26  For instructions on setting up authentication, go to 550 5.7.26  https:\/\/support.google.com\/mail\/answer\/81126#authentication\r\n41be03b00d2f7-7fd31487ab2si11007001a12.780 - gsmtp (in reply to end of DATA command)<\/pre>\n<p>\u6b64\u308c\u3092\u8a33\u3057\u3066\u8cb0\u3046\u3068\u6b21\u306e\u69d8\u306b\u306a\u308b\u3002<\/p>\n<p><strong>host gmail-smtp-in.l.google.com[142.251.170.26] \u306f\u6b21\u306e\u3088\u3046\u306b\u8a00\u3044\u307e\u3057\u305f:<br \/>\n550-5.7.26 \u9001\u4fe1\u8005\u304c\u8a8d\u8a3c\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u30e1\u30fc\u30eb\u306f\u30d6\u30ed\u30c3\u30af\u3055\u308c\u307e\u3057\u305f\u3002<br \/>\n550-5.7.26 Gmail \u3067\u306f\u3001\u3059\u3079\u3066\u306e\u9001\u4fe1\u8005\u304c SPF \u307e\u305f\u306f DKIM \u3067\u8a8d\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n550-5.7.26 550-5.7.26 \u8a8d\u8a3c\u7d50\u679c: 550-5.7.26 DKIM = \u4e0d\u5408\u683c<br \/>\n550-5.7.26 SPF [k-in.co.jp] with ip: [219.117.245.33] = \u4e0d\u5408\u683c<br \/>\n550-5.7.26 550-5.7.26 \u8a8d\u8a3c\u306e\u8a2d\u5b9a\u624b\u9806\u306b\u3064\u3044\u3066\u306f\u3001550 5.7.26 \u3092\u3054\u89a7\u304f\u3060\u3055\u3044 https:\/\/support.google.com\/mail\/answer\/81126#authentication<br \/>\n41be03b00d2f7-7fd31487ab2si11007001a12.780 &#8211; gsmtp (DATA \u30b3\u30de\u30f3\u30c9\u306e\u7d42\u4e86\u306b\u5bfe\u3059\u308b\u8fd4\u4fe1)<\/strong><\/p>\n<p>\u306f\u3044\u3002<br \/>\n\u5b8c\u5168\u306b\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u3066\u5c45\u308a\u307e\u3059\u3002<\/p>\n<p>Google\u3055\u3093\u304b\u3089\u3082\u8fd4\u7b54\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304d\u307e\u3057\u305f\u3002<br \/>\n\u5148\u982d\u90e8\u5206\uff08\u9001\u4fe1\u8005\u3078\u306e\u8fd4\u4fe1\uff09\u3092\u8f09\u305b\u3066\u7f6e\u304d\u307e\u3059\u3002<\/p>\n<div style=\"background: #F2EAD4; padding: 15px; border: 0px solid #F2EAD4; border-radius: 10px; word-break: break-all;\">This is the mail system at host mail.k-in.co.jp.<\/p>\n<p>I&#8217;m sorry to have to inform you that your message could not<br \/>\nbe delivered to one or more recipients. It&#8217;s attached below.<\/p>\n<p>For further assistance, please send mail to postmaster.<\/p>\n<p>If you do so, please include this problem report. You can<br \/>\ndelete your own text from the attached returned message.<\/p>\n<p>                  The mail system<\/p><\/div>\n<p>\u4f55\u6642\u3082\u306e\u69d8\u306b\u8a33\u3057\u3066\u8cb0\u3063\u305f\u7d50\u679c\u304c\u6b64\u308c\u3002<\/p>\n<div style=\"background: #F2EAD4; padding: 15px; border: 0px solid #F2EAD4; border-radius: 10px; word-break: break-all;\">\u3053\u308c\u306f\u30db\u30b9\u30c8 mail.k-in.co.jp \u306e\u30e1\u30fc\u30eb \u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/p>\n<p>\u7533\u3057\u8a33\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3042\u306a\u305f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f 1 \u4eba\u4ee5\u4e0a\u306e\u53d7\u4fe1\u8005\u306b\u914d\u4fe1\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002 \u4ee5\u4e0b\u306b\u6dfb\u4ed8\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001postmaster \u306b\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u305d\u306e\u5834\u5408\u306f\u3001\u3053\u306e\u554f\u984c\u30ec\u30dd\u30fc\u30c8\u3092\u542b\u3081\u3066\u304f\u3060\u3055\u3044\u3002 \u6dfb\u4ed8\u3055\u308c\u305f\u8fd4\u4fe1\u30e1\u30c3\u30bb\u30fc\u30b8\u304b\u3089\u81ea\u5206\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30e1\u30fc\u30eb \u30b7\u30b9\u30c6\u30e0<\/p><\/div>\n<p>\u5f8c\u308d\u306e\u65b9\u306fpostfix\u306e\u53d7\u3051\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u540c\u3058\u4e8b\u304c\u66f8\u3044\u3066\u3042\u308a\u307e\u3057\u305f\u3002<br \/>\n\u306a\u306e\u3067\u7701\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u3084\u306f\u308aport 25\u3067\u304d\u3061\u3093\u3068\u8fd4\u7b54\u3067\u304d\u3066\u5c45\u306a\u3044\u4e8b\u304c\u554f\u984c\u306e\u69d8\u3067\u3059\u3002<br \/>\n\u3082\u3046\u4e00\u5ea6main.cf\u3068\u683c\u95d8\u304b\u3041\u3002<\/p>\n<p>\u305d\u3046\u3060\u3001\u30eb\u30fc\u30bf\u30fc\u3067port\u3092\u9589\u3058\u3066\u7f6e\u304b\u306a\u3044\u3068\u2026\u2026\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>port 587\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u4e8b\u3067\u793e\u5185\u306e\u30e6\u30fc\u30b6\u30fc\u9593\u3067\u306f\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u304c\u51fa\u6765\u305f\u308a\u51fa\u6765\u306a\u304b\u3063\u305f\u308a\u3057\u3066\u3044\u308b\u3002 \u5185\u90e8\u3067\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u3063\u3066\u5c45\u308b\u306e\u304b\u3001\u52d5\u4f5c\u304c\u6050\u308d\u3057\u304f\u9045\u304f\u91cd\u3044\u3002\u6b64\u308c\u3070\u3063\u304b\u308a\u306f\u30ed\u30b0\u3092\u898b\u3066\u3082\u51fa\u3066\u3053\u306a\u3044\u306e\u3067\u826f\u304f\u5224\u3089\u306a\u3044\u3002 \u306a\u306e &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.k-in.co.jp\/niwakan\/archives\/2024\/12\/10159\/\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;mail server\u306e\u79fb\u884c\uff08\u305d\u306e48\uff09Postfix\u3001Dovecot\u306e\u518d\u69cb\u7bc9&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[115],"tags":[177,176,175,148],"class_list":["post-10159","post","type-post","status-publish","format-standard","hentry","category-software","tag-dovecot","tag-mail","tag-postfix","tag-server"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts\/10159","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/comments?post=10159"}],"version-history":[{"count":1,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts\/10159\/revisions"}],"predecessor-version":[{"id":11092,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts\/10159\/revisions\/11092"}],"wp:attachment":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/media?parent=10159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/categories?post=10159"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/tags?post=10159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}