{"id":13729,"date":"2026-06-04T17:44:45","date_gmt":"2026-06-04T08:44:45","guid":{"rendered":"https:\/\/rakkoserver.com\/plus\/?p=13729"},"modified":"2026-06-04T17:44:45","modified_gmt":"2026-06-04T08:44:45","slug":"wordpress-mail-smtp-setting","status":"publish","type":"post","link":"https:\/\/rakkoserver.com\/plus\/wordpress-mail-smtp-setting\/","title":{"rendered":"\u3010WordPress\u3011\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u30fb\u9001\u4fe1\u3067\u304d\u306a\u3044\u554f\u984c\u3092SMTP\u3067\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\uff08WP Mail SMTP\uff09"},"content":{"rendered":"\n<div class=\"say right\">\n<div class=\"chatting\">\n<div class=\"sc\">\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u30e1\u30fc\u30eb\u304c\u5c4a\u3044\u3066\u3044\u306a\u3044\u2026\uff1f\u305d\u308c\u3068\u3082\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5165\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\uff1f<\/div>\n<\/div>\n<p class=\"faceicon\"><img decoding=\"async\" src=\"\/knowledge\/wp-content\/themes\/sango-theme-child\/library\/images\/moya.png\" width=\"110\"><span><\/span><\/p>\n<\/p><\/div>\n<p>WordPress\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u30fb\u8ff7\u60d1\u30e1\u30fc\u30eb\u6271\u3044\u306b\u306a\u308b\u554f\u984c\u306e\u591a\u304f\u306f\u3001WordPress\u304c\u6a19\u6e96\u3067\u4f7f\u3046<strong>PHP mail()\u95a2\u6570<\/strong>\u304c\u539f\u56e0\u3067\u3059\u3002\u9001\u4fe1\u5143\u306e\u8a8d\u8a3c\u304c\u5f31\u304f\u3001\u53d7\u4fe1\u30b5\u30fc\u30d0\u30fc\u306b\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3068\u5224\u65ad\u3055\u308c\u3084\u3059\u3044\u4ed5\u7d44\u307f\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u300cwp mail smtp \u8a2d\u5b9a\u65b9\u6cd5\u300d\u3067\u691c\u7d22\u3057\u3066\u3053\u306e\u8a18\u4e8b\u306b\u305f\u3069\u308a\u7740\u3044\u305f\u65b9\u306b\u5411\u3051\u3066\u3001\u300c<strong>WP Mail SMTP<\/strong>\u300d\u3068\u3044\u3046\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f7f\u3063\u3066\u3001SMTP\u30b5\u30fc\u30d0\u30fc\u7d4c\u7531\u306b\u5207\u308a\u66ff\u3048\u308b\u624b\u9806\u3092\u753b\u50cf\u3064\u304d\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u3060\u3051\u3067\u3001\u30e1\u30fc\u30eb\u4e0d\u9054\u30fb\u8ff7\u60d1\u30e1\u30fc\u30eb\u554f\u984c\u3092\u307e\u3068\u3081\u3066\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u308f\u304b\u308b\u3053\u3068\uff1a<\/p>\n<ul>\n<li>WordPress\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u6839\u672c\u539f\u56e0<\/li>\n<li>WP Mail SMTP\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u301cSMTP\u63a5\u7d9a\u8a2d\u5b9a\u306e\u624b\u9806<\/li>\n<li>\u9001\u4fe1\u30c6\u30b9\u30c8\u3067\u52d5\u4f5c\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<\/li>\n<\/ul>\n<p>WordPress 6.x + WP Mail SMTP v4.x \u3067\u52d5\u4f5c\u78ba\u8a8d\u6e08\u307f\uff082026\u5e746\u6708\u6642\u70b9\uff09<\/p>\n<h2 id=\"i-0\">WordPress\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u539f\u56e0\u306fPHP mail\u306b\u3042\u308b<\/h2>\n<p>WordPress\u306f\u6a19\u6e96\u3067<strong>PHP mail()\u95a2\u6570<\/strong>\u3092\u4f7f\u3063\u3066\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u591a\u304f\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3067\u306f\u3001PHP mail\u306b\u3088\u308b\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u9069\u5207\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u53d7\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\uff08Gmail\u3084Outlook\u306a\u3069\uff09\u304b\u3089\u300c\u602a\u3057\u3044\u30e1\u30fc\u30eb\u300d\u3068\u5224\u65ad\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p style=\"text-align:right\">\uff08\u51fa\u5178\uff1a<a href=\"https:\/\/wordpress.org\/plugins\/wp-mail-smtp\/\" target=\"_blank\" rel=\"noopener\">WP Mail SMTP \u2013 WordPress.org\u516c\u5f0f<\/a>\uff09<\/p>\n<p>\u305d\u306e\u7d50\u679c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u8d77\u304d\u307e\u3059\uff1a<\/p>\n<ul>\n<li>\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044<\/li>\n<li>\u81ea\u52d5\u8fd4\u4fe1\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5165\u308b<\/li>\n<li>\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044<\/li>\n<\/ul>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306e\u304c\u3001<strong>SMTP\u30b5\u30fc\u30d0\u30fc\u7d4c\u7531\u3067\u306e\u9001\u4fe1<\/strong>\u3067\u3059\u3002SMTP\u3068\u306fSimple Mail Transfer Protocol\u306e\u7565\u3067\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u696d\u754c\u6a19\u6e96\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002\u9069\u5207\u306aSMTP\u8a2d\u5b9a\u3092\u884c\u3046\u3068\u3001\u9001\u4fe1\u5143\u306e\u8a8d\u8a3c\u304c\u6b63\u3057\u304f\u884c\u308f\u308c\u3001\u30e1\u30fc\u30eb\u304c\u78ba\u5b9f\u306b\u5c4a\u304f\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"i-1\">WP Mail SMTP\u3068\u306f\uff1f<\/h2>\n<p><strong>WP Mail SMTP<\/strong>\uff08\u6b63\u5f0f\u540d\u79f0\uff1aWP Mail SMTP by WPForms\uff09\u306f\u3001WordPress\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3092PHP mail\u304b\u3089SMTP\u30b5\u30fc\u30d0\u30fc\u7d4c\u7531\u306b\u5207\u308a\u66ff\u3048\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u3059\u3002<\/p>\n<div class=\"sng-box box26\">\n<div class=\"box-title\">WP Mail SMTP \u306e\u57fa\u672c\u60c5\u5831<\/div>\n<div class=\"box-content\">\n<ul>\n<li>\u958b\u767a\u5143\uff1aWPForms\uff08WPForms Lite \u3068\u540c\u3058\u958b\u767a\u5143\uff09<\/li>\n<li>\u6709\u52b9\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6570\uff1a<strong>400\u4e07\u4ee5\u4e0a<\/strong><\/li>\n<li>\u7121\u6599\u3067\u4f7f\u3048\u308b\uff1a\u306f\u3044\uff08\u57fa\u672c\u6a5f\u80fd\u306f\u5168\u3066\u7121\u6599\uff09<\/li>\n<li>\u6700\u7d42\u66f4\u65b0\uff1a2026\u5e744\u6708\uff08\u73fe\u884cWordPress\u306b\u5bfe\u5fdc\u6e08\u307f\uff09<\/li>\n<li>\u516c\u5f0f\u30da\u30fc\u30b8\uff1a<a href=\"https:\/\/wordpress.org\/plugins\/wp-mail-smtp\/\" target=\"_blank\" rel=\"noopener\">WP Mail SMTP\uff08WordPress.org\u516c\u5f0f\uff09<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p>WP Mail SMTP\u3092\u4f7f\u3046\u3068\u3001Gmail\u30fb\u30a8\u30c3\u30af\u30b9\u30b5\u30fc\u30d0\u30fc\u30fbConoHa WING\u306a\u3069\u3001\u3054\u81ea\u8eab\u304c\u5951\u7d04\u3057\u3066\u3044\u308b\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u300c\u9001\u4fe1\u5143\u300d\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u3001\u305d\u306e\u30b5\u30fc\u30d0\u30fc\u306eSMTP\u7d4c\u7531\u3067\u30e1\u30fc\u30eb\u3092\u9001\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"i-2\">STEP1\uff1aWP Mail SMTP\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u6709\u52b9\u5316\u3059\u308b<\/h2>\n<h3 id=\"i-3\">1. \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u65b0\u898f\u8ffd\u52a0\u753b\u9762\u3092\u958b\u304f<\/h3>\n<p>WordPress\u7ba1\u7406\u753b\u9762\u306e\u5de6\u30e1\u30cb\u30e5\u30fc\u304b\u3089<strong>\u300c\u30d7\u30e9\u30b0\u30a4\u30f3\u300d\u2192\u300c\u65b0\u898f\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u8ffd\u52a0\u300d<\/strong>\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u65b0\u898f\u8ffd\u52a0\u753b\u9762\u304c\u958b\u3044\u305f\u3089\u3001\u53f3\u4e0a\u306e\u691c\u7d22\u30dc\u30c3\u30af\u30b9\u306b\u300cWP Mail SMTP\u300d\u3068\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/01_plugin_search.jpg\"><img decoding=\"async\" src=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/01_plugin_search.jpg\" alt=\"WordPress\u7ba1\u7406\u753b\u9762 \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u65b0\u898f\u8ffd\u52a0\u2014\u691c\u7d22\u30dc\u30c3\u30af\u30b9\u306bWP Mail SMTP\u3092\u5165\u529b\"><\/a><br \/>\n\u25b2 \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u65b0\u898f\u8ffd\u52a0\u753b\u9762\u3067\u300cWP Mail SMTP\u300d\u3092\u691c\u7d22<\/p>\n<p>\u691c\u7d22\u7d50\u679c\u306e\u4e00\u89a7\u304b\u3089<strong>\u300cWP Mail SMTP by WPForms\u300d<\/strong>\u3092\u63a2\u3057\u307e\u3059\u3002<\/p>\n<div class=\"memo \">\n<div class=\"memo_ttl dfont\"> MEMO<\/div>\n<p>\u300cWP Mail SMTP\u300d\u3068\u4f3c\u305f\u540d\u524d\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u8907\u6570\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u300cby WPForms\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3082\u306e\u304c\u6b63\u3057\u3044\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6570\u304c400\u4e07\u4ee5\u4e0a\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3092\u9078\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/p><\/div>\n<h3 id=\"i-4\">2. \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u6709\u52b9\u5316\u3059\u308b<\/h3>\n<p><a href=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/02_plugin_card-3.jpg\"><img decoding=\"async\" src=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/02_plugin_card-3.jpg\" alt=\"\u300cWP Mail SMTP by WPForms\u300d\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u30ab\u30fc\u30c9\u2014\u4eca\u3059\u3050\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30dc\u30bf\u30f3\"><\/a><br \/>\n\u25b2\u300cWP Mail SMTP by WPForms\u300d\u306e\u300c\u4eca\u3059\u3050\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u300d\u3092\u30af\u30ea\u30c3\u30af<\/p>\n<p>\u300c\u4eca\u3059\u3050\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3059\u308b\u3068\u300c\u6709\u52b9\u5316\u300d\u30dc\u30bf\u30f3\u306b\u5909\u308f\u308b\u306e\u3067\u3001\u7d9a\u3051\u3066\u30af\u30ea\u30c3\u30af\u3057\u3066\u6709\u52b9\u5316\u3057\u307e\u3059\u3002<\/p>\n<p>\u6709\u52b9\u5316\u3059\u308b\u3068\u300c\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u30a6\u30a3\u30b6\u30fc\u30c9\u300d\u306e\u6848\u5185\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u30a6\u30a3\u30b6\u30fc\u30c9\u3092\u4f7f\u3063\u3066\u3082\u624b\u52d5\u8a2d\u5b9a\u3092\u884c\u3063\u3066\u3082\u7d50\u679c\u306f\u540c\u3058\u3067\u3059\u304c\u3001\u4eca\u56de\u306f\u624b\u52d5\u8a2d\u5b9a\u306e\u624b\u9806\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002\u30a6\u30a3\u30b6\u30fc\u30c9\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u300c\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u623b\u308b\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<a href=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/03_plugin_list-4.jpg\"><img decoding=\"async\" src=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/03_plugin_list-4.jpg\" alt=\"WordPress \u30d7\u30e9\u30b0\u30a4\u30f3\u4e00\u89a7\u2014WP Mail SMTP\u304c\u6709\u52b9\u5316\u3055\u308c\u305f\u72b6\u614b\"><\/a><br \/>\n\u25b2 WP Mail SMTP\u304c\u6709\u52b9\u5316\u3055\u308c\u305f\u30d7\u30e9\u30b0\u30a4\u30f3\u4e00\u89a7\u306e\u72b6\u614b<\/p>\n<h2 id=\"i-5\">STEP2\uff1a\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3059\u308b<\/h2>\n<h3 id=\"i-6\">1. WP Mail SMTP\u306e\u8a2d\u5b9a\u753b\u9762\u3092\u958b\u304f<\/h3>\n<p>WordPress\u7ba1\u7406\u753b\u9762\u306e\u5de6\u30e1\u30cb\u30e5\u30fc\u304b\u3089<strong>\u300cWP Mail SMTP\u300d\u2192\u300c\u8a2d\u5b9a\u300d<\/strong>\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002\u300c\u4e00\u822c\u300d\u30bf\u30d6\u304c\u958b\u3044\u305f\u72b6\u614b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3 id=\"i-7\">2. \u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3068\u9001\u4fe1\u8005\u540d\u3092\u5165\u529b\u3059\u308b<\/h3>\n<p>\u8a2d\u5b9a\u753b\u9762\u306e\u4e0a\u90e8\u306b\u3042\u308b\u300c\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u300d\u6b04\u306b\u3001\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3067\u4f5c\u6210\u3057\u305f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u307e\u3059\uff08\u4f8b\uff1ainfo@yourdomain.com\uff09\u3002<\/p>\n<p><a href=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/04_from_email_v2-2.jpg\"><img decoding=\"async\" src=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/04_from_email_v2-2.jpg\" alt=\"WP Mail SMTP\u8a2d\u5b9a\u753b\u9762\u2014\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5165\u529b\u6b04\"><\/a><br \/>\n\u25b2 \u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u8a2d\u5b9a<\/p>\n<p><strong>\u300c\u3053\u306e\u30e1\u30fc\u30eb\u3092\u5f37\u5236\u4f7f\u7528\u300d\u3082ON\u306b\u3059\u308b<\/strong>\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002\u3053\u306e\u8a2d\u5b9a\u3092ON\u306b\u3059\u308b\u3068\u3001WordPress\u304b\u3089\u9001\u4fe1\u3055\u308c\u308b\u3059\u3079\u3066\u306e\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u5143\u304c\u3001\u3053\u3053\u3067\u8a2d\u5b9a\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u306b\u7d71\u4e00\u3055\u308c\u307e\u3059\u3002\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u3084\u81ea\u52d5\u8fd4\u4fe1\u30e1\u30fc\u30eb\u306a\u3069\u3001\u8907\u6570\u306e\u5834\u6240\u3067\u9001\u4fe1\u5143\u304c\u30d0\u30e9\u30d0\u30e9\u306b\u306a\u308b\u3053\u3068\u3092\u9632\u3052\u307e\u3059\u3002<\/p>\n<p style=\"text-align:right\">\uff08\u51fa\u5178\uff1a<a href=\"https:\/\/wpmailsmtp.com\/ja\/docs\/how-to-use-the-wp-mail-smtp-setup-wizard\/\" target=\"_blank\" rel=\"noopener\">WP Mail SMTP \u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\uff09<\/p>\n<p>\u307e\u305f\u300c<strong>\u9001\u4fe1\u8005\u540d<\/strong>\u300d\u6b04\u3067\u306f\u3001\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u8005\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u540d\u524d\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u30b5\u30a4\u30c8\u540d\u304c\u5165\u3063\u3066\u3044\u307e\u3059\u3002\u30d3\u30b8\u30cd\u30b9\u30b5\u30a4\u30c8\u3067\u3042\u308c\u3070\u300c\u4f1a\u793e\u540d\u300d\u3001\u500b\u4eba\u30d6\u30ed\u30b0\u3067\u3042\u308c\u3070\u300c\u30b5\u30a4\u30c8\u540d\u300d\u306a\u3069\u3001\u53d7\u4fe1\u8005\u304c\u8ab0\u304b\u3089\u306e\u30e1\u30fc\u30eb\u304b\u308f\u304b\u308b\u540d\u524d\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2 id=\"i-8\">STEP3\uff1a\u30e1\u30fc\u30e9\u30fc\uff08\u9001\u4fe1\u65b9\u5f0f\uff09\u3092\u9078\u629e\u3057\u3066\u63a5\u7d9a\u3059\u308b<\/h2>\n<p>\u300c\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u300d\u306e\u4e0b\u306b\u3042\u308b\u300c\u30e1\u30fc\u30e9\u30fc\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u3001\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u65b9\u5f0f\u3092\u9078\u3073\u307e\u3059\u3002\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u308b2\u30d1\u30bf\u30fc\u30f3\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"i-9\">\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eSMTP\u3092\u4f7f\u3046\u5834\u5408\uff08\u305d\u306e\u4ed6\u306eSMTP\uff09<\/h3>\n<p>\u30a8\u30c3\u30af\u30b9\u30b5\u30fc\u30d0\u30fc\u30fbConoHa WING\u30fb\u3055\u304f\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306a\u3069\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u30e1\u30fc\u30e9\u30fc\u4e00\u89a7\u304b\u3089<strong>\u300c\u305d\u306e\u4ed6\u306eSMTP\uff08Other SMTP\uff09\u300d<\/strong>\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/05_mailer-2.jpg\"><img decoding=\"async\" src=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/05_mailer-2.jpg\" alt=\"WP Mail SMTP\u8a2d\u5b9a\u753b\u9762\u2014\u30e1\u30fc\u30e9\u30fc\u9078\u629e\u30aa\u30d7\u30b7\u30e7\u30f3\u4e00\u89a7\"><\/a><br \/>\n\u25b2 \u30e1\u30fc\u30e9\u30fc\u9078\u629e\u753b\u9762\u3067\u300c\u305d\u306e\u4ed6\u306eSMTP\u300d\u3092\u9078\u629e<\/p>\n<p>\u9078\u629e\u3059\u308b\u3068\u3001SMTP\u30b5\u30fc\u30d0\u30fc\u306e\u63a5\u7d9a\u60c5\u5831\u3092\u5165\u529b\u3059\u308b\u30d5\u30a9\u30fc\u30e0\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u5404\u9805\u76ee\u306b\u5165\u529b\u3059\u308b\u5185\u5bb9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8a2d\u5b9a\u9805\u76ee<\/th>\n<th>\u5165\u529b\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SMTP\u30db\u30b9\u30c8<\/td>\n<td>\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eSMTP\u30db\u30b9\u30c8\u540d\uff08\u4f8b\uff1asv****.xserver.jp\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u6697\u53f7\u5316<\/td>\n<td>TLS \u307e\u305f\u306f SSL \u3092\u9078\u629e\uff08\u63a8\u5968\u306fTLS\uff09<\/td>\n<\/tr>\n<tr>\n<td>SMTP\u30dd\u30fc\u30c8<\/td>\n<td>TLS\u306a\u3089<strong>587<\/strong>\u3001SSL\u306a\u3089<strong>465<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u8a8d\u8a3c<\/td>\n<td>ON\u306b\u3059\u308b\uff08\u307b\u3068\u3093\u3069\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3067\u5fc5\u8981\uff09<\/td>\n<\/tr>\n<tr>\n<td>SMTP\u30e6\u30fc\u30b6\u30fc\u540d<\/td>\n<td>\u4f5c\u6210\u6e08\u307f\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\uff08\u4f8b\uff1ainfo@yourdomain.com\uff09<\/td>\n<\/tr>\n<tr>\n<td>SMTP\u30d1\u30b9\u30ef\u30fc\u30c9<\/td>\n<td>\u305d\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"sng-box box26\">\n<div class=\"box-title\">\u4e3b\u8981\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eSMTP\u8a2d\u5b9a\u5024\uff08\u53c2\u8003\uff09<\/div>\n<div class=\"box-content\">\n\u5404\u30b5\u30fc\u30d0\u30fc\u306e\u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb\u3067\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3059\u304c\u3001\u4ee3\u8868\u7684\u306a\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u5024\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<p><strong>\u30a8\u30c3\u30af\u30b9\u30b5\u30fc\u30d0\u30fc<\/strong><\/p>\n<ul>\n<li>SMTP\u30db\u30b9\u30c8\uff1asv****.xserver.jp\uff08\u30b5\u30fc\u30d0\u30fc\u30d1\u30cd\u30eb\u306e\u300c\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u8a2d\u5b9a\u300d\u3067\u78ba\u8a8d\uff09<\/li>\n<li>\u6697\u53f7\u5316\uff1aSSL \/ \u30dd\u30fc\u30c8\uff1a465<\/li>\n<\/ul>\n<p><strong>ConoHa WING<\/strong><\/p>\n<ul>\n<li>SMTP\u30db\u30b9\u30c8\uff1a\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u3067\u78ba\u8a8d\uff08\u30b5\u30fc\u30d0\u30fc\u60c5\u5831\u306b\u8a18\u8f09\uff09<\/li>\n<li>\u6697\u53f7\u5316\uff1aSSL \/ \u30dd\u30fc\u30c8\uff1a465<\/li>\n<\/ul>\n<p><strong>\u3055\u304f\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8<\/strong><\/p>\n<ul>\n<li>SMTP\u30db\u30b9\u30c8\uff1a******.sakura.ne.jp<\/li>\n<li>\u6697\u53f7\u5316\uff1aSSL \/ \u30dd\u30fc\u30c8\uff1a465<\/li>\n<\/ul>\n<p>\u8a2d\u5b9a\u5024\u304c\u308f\u304b\u3089\u306a\u3044\u5834\u5408\u306f\u3001\u5404\u793e\u306e\u30b5\u30dd\u30fc\u30c8\u30da\u30fc\u30b8\u3067\u300c\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u306e\u8a2d\u5b9a\u5024\u300d\u3092\u691c\u7d22\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n<\/p><\/div>\n<\/div>\n<p>\u5168\u9805\u76ee\u3092\u5165\u529b\u3057\u305f\u3089\u3001\u30da\u30fc\u30b8\u4e0b\u90e8\u306e<strong>\u300c\u8a2d\u5b9a\u3092\u4fdd\u5b58\u300d<\/strong>\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"i-10\">Gmail\u3092\u4f7f\u3046\u5834\u5408\uff08Google \/ Gmail\uff09<\/h3>\n<p>Gmail\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u9001\u4fe1\u5143\u306b\u3059\u308b\u5834\u5408\u306f\u3001\u30e1\u30fc\u30e9\u30fc\u4e00\u89a7\u304b\u3089\u300cGoogle \/ Gmail\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<div class=\"memo alert\">\n<div class=\"memo_ttl dfont\"> \u6ce8\u610f<\/div>\n<p>Gmail\u3092SMTP\u9001\u4fe1\u5143\u3068\u3057\u3066\u4f7f\u3046\u306b\u306f\u3001Google Cloud Console\u3067OAuth\u8a8d\u8a3c\u306e\u8a2d\u5b9a\u304c\u5225\u9014\u5fc5\u8981\u3067\u3059\u3002\u8a2d\u5b9a\u624b\u9806\u304c\u8907\u96d1\u306a\u305f\u3081\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u6982\u8981\u306e\u307f\u7d39\u4ecb\u3057\u307e\u3059\u3002\u8a73\u7d30\u306f<a href=\"https:\/\/wpmailsmtp.com\/docs\/how-to-set-up-the-gmail-mailer-in-wp-mail-smtp\/\" target=\"_blank\" rel=\"noopener\">WP Mail SMTP\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff08Gmail\u8a2d\u5b9a\uff09<\/a>\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/div>\n<p>\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u53d6\u5f97\u6e08\u307f\u3067\u3042\u308c\u3070\u3001\u300c\u305d\u306e\u4ed6\u306eSMTP\u300d\u3067\u306e\u8a2d\u5b9a\u304c\u6700\u3082\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002\u7279\u5225\u306a\u7406\u7531\u304c\u306a\u3044\u9650\u308a\u3001\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eSMTP\u306e\u4f7f\u7528\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<h2 id=\"i-11\">STEP4\uff1a\u9001\u4fe1\u30c6\u30b9\u30c8\u3067\u52d5\u4f5c\u78ba\u8a8d\u3059\u308b<\/h2>\n<h3 id=\"i-12\">1. \u30e1\u30fc\u30eb\u30c6\u30b9\u30c8\u753b\u9762\u3092\u958b\u304f<\/h3>\n<p>\u8a2d\u5b9a\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u5b9f\u969b\u306b\u30e1\u30fc\u30eb\u304c\u5c4a\u304f\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002WordPress\u7ba1\u7406\u753b\u9762\u306e\u5de6\u30e1\u30cb\u30e5\u30fc\u304b\u3089<strong>\u300cWP Mail SMTP\u300d\u2192\u300c\u30c4\u30fc\u30eb\u300d<\/strong>\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c\u30e1\u30fc\u30eb\u30c6\u30b9\u30c8\u300d\u30bf\u30d6\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n<h3 id=\"i-13\">2. \u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b<\/h3>\n<p>\u300c\u5b9b\u5148\u300d\u6b04\u306b\u3001\u30e1\u30fc\u30eb\u3092\u53d7\u3051\u53d6\u308c\u308b\u81ea\u5206\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3001<strong>\u300c\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u300d<\/strong>\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/06b_mail_test_to-1.jpg\"><img decoding=\"async\" src=\"https:\/\/rakkoserver.com\/plus\/wp-content\/uploads\/2026\/06\/06b_mail_test_to-1.jpg\" alt=\"WP Mail SMTP\u30c4\u30fc\u30eb\u753b\u9762\u2014\u30e1\u30fc\u30eb\u30c6\u30b9\u30c8\u306e\u9001\u4fe1\u5148\u5165\u529b\"><\/a><br \/>\n\u25b2 \u30e1\u30fc\u30eb\u30c6\u30b9\u30c8\u753b\u9762\u3067\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u300c\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u300d\u3092\u30af\u30ea\u30c3\u30af<\/p>\n<p>\u753b\u9762\u306b<strong>\u300cSuccess!\uff08\u6210\u529f\uff09\u300d<\/strong>\u3068\u3044\u3046\u7dd1\u8272\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u8a2d\u5b9a\u306f\u6b63\u3057\u304f\u5b8c\u4e86\u3057\u3066\u3044\u307e\u3059\u3002\u5165\u529b\u3057\u305f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5b9b\u306b\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u304c\u5c4a\u3044\u3066\u3044\u308b\u304b\u3001\u5b9f\u969b\u306b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u3001STEP3\u3067\u5165\u529b\u3057\u305fSMTP\u30db\u30b9\u30c8\u540d\u30fb\u30dd\u30fc\u30c8\u756a\u53f7\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u518d\u5ea6\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div class=\"say left\">\n<p class=\"faceicon\"><img decoding=\"async\" src=\"\/knowledge\/wp-content\/themes\/sango-theme-child\/library\/images\/hakase.png\" width=\"110\"><span><\/span><\/p>\n<div class=\"chatting\">\n<div class=\"sc\">\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u304c\u5c4a\u3044\u3066\u3082\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5165\u3063\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u5fc5\u305a\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u3082\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\uff01<\/div>\n<\/div><\/div>\n<h2 id=\"i-14\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3 id=\"i-15\">WP Mail SMTP\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>WP Mail SMTP\u306f\u3001WordPress\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3092PHP mail\u304b\u3089SMTP\u7d4c\u7531\u306b\u5207\u308a\u66ff\u3048\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u3059\u3002400\u4e07\u4ee5\u4e0a\u306e\u30b5\u30a4\u30c8\u3067\u4f7f\u308f\u308c\u3066\u304a\u308a\u3001\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u30fb\u8ff7\u60d1\u30e1\u30fc\u30eb\u6271\u3044\u306b\u306a\u308b\u3068\u3044\u3063\u305f\u554f\u984c\u3092\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002WPForms\u3068\u540c\u3058\u958b\u767a\u5143\u304c\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u7121\u6599\u3067\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<h3 id=\"i-16\">SMTP\u30dd\u30fc\u30c8587\u3068465\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u30dd\u30fc\u30c8<strong>587\u306fTLS\uff08STARTTLS\uff09<\/strong>\u63a5\u7d9a\u3001\u30dd\u30fc\u30c8<strong>465\u306fSSL\/TLS\uff08Implicit TLS\uff09<\/strong>\u63a5\u7d9a\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3069\u3061\u3089\u3082\u6697\u53f7\u5316\u901a\u4fe1\u3067\u5b89\u5168\u306b\u4f7f\u3048\u307e\u3059\u3002\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u5024\u306b\u5408\u308f\u305b\u3066\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u73fe\u4ee3\u306e\u74b0\u5883\u3067\u306f\u3001587\uff08TLS\uff09\u304c\u3088\u308a\u63a8\u5968\u3055\u308c\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3 id=\"i-17\">Gmail\u3092\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u3068\u3057\u3066\u4f7f\u3048\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u4f7f\u3048\u307e\u3059\u304c\u3001Google Cloud Console\u3067OAuth\u8a8d\u8a3c\u30a2\u30d7\u30ea\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u53d6\u5f97\u6e08\u307f\u3067\u3042\u308c\u3070\u3001\u300c\u305d\u306e\u4ed6\u306eSMTP\u300d\u3067\u306e\u8a2d\u5b9a\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u304a\u3059\u3059\u3081\u3067\u3059\u3002Gmail\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001<a href=\"https:\/\/wpmailsmtp.com\/docs\/how-to-set-up-the-gmail-mailer-in-wp-mail-smtp\/\" target=\"_blank\" rel=\"noopener\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff08Gmail\u8a2d\u5b9a\uff09<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3 id=\"i-18\">\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u5834\u5408\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u307e\u305a\u4ee5\u4e0b\u306e\u70b9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li>SMTP\u30db\u30b9\u30c8\u540d\u30fb\u30dd\u30fc\u30c8\u756a\u53f7\u304c\u6b63\u3057\u3044\u304b\uff08\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb\u3067\u78ba\u8a8d\uff09<\/li>\n<li>SMTP\u30e6\u30fc\u30b6\u30fc\u540d\uff08\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\uff09\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u6b63\u3057\u3044\u304b<\/li>\n<li>\u6697\u53f7\u5316\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\uff08TLS\u2192587\u3001SSL\u2192465\uff09<\/li>\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5185\u5bb9\uff08\u300c\u8a8d\u8a3c\u30a8\u30e9\u30fc\u300d\u300c\u63a5\u7d9a\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u300d\u306a\u3069\uff09\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n<h3 id=\"i-19\">WP Mail SMTP\u306f\u7121\u6599\u3067\u4f7f\u3048\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u306f\u3044\u3001\u57fa\u672c\u6a5f\u80fd\u306f\u7121\u6599\u3067\u4f7f\u3048\u307e\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u301cSMTP\u8a2d\u5b9a\u301c\u9001\u4fe1\u30c6\u30b9\u30c8\u307e\u3067\u306e\u624b\u9806\u306f\u3001\u3059\u3079\u3066\u7121\u6599\u7248\u3067\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002\u6709\u6599\u7248\uff08WP Mail SMTP Pro\uff09\u3067\u306f\u3001\u30e1\u30fc\u30eb\u30ed\u30b0\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u63a5\u7d9a\u30fb\u30e1\u30fc\u30eb\u30a2\u30e9\u30fc\u30c8\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3 id=\"i-20\">\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5165\u3063\u3066\u3057\u307e\u3046\u5834\u5408\u306f\uff1f<\/h3>\n<p>SMTP\u8a2d\u5b9a\u5f8c\u3082\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u306a\u308b\u5834\u5408\u306f\u3001<strong>SPF\u30fbDKIM<\/strong>\u306e\u8a2d\u5b9a\u304c\u672a\u5b8c\u4e86\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002SPF\u306fIP\u30a2\u30c9\u30ec\u30b9\u3067\u9001\u4fe1\u5143\u3092\u8a8d\u8a3c\u3057\u3001DKIM\u306f\u96fb\u5b50\u7f72\u540d\u3067\u8a8d\u8a3c\u3059\u308b\u306a\u308a\u3059\u307e\u3057\u5bfe\u7b56\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002\u591a\u304f\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u304cSPF\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002DKIM\u3078\u306e\u5bfe\u5fdc\u72b6\u6cc1\u306f\u5404\u793e\u306e\u30d8\u30eb\u30d7\u30da\u30fc\u30b8\u3067\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002\u8a2d\u5b9a\u65b9\u6cd5\u306f\u5951\u7d04\u3057\u3066\u3044\u308b\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30b5\u30dd\u30fc\u30c8\u30da\u30fc\u30b8\u3067\u300cSPF\u300d\u300cDKIM\u300d\u3092\u691c\u7d22\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div class=\"sng-box box26\">\n<div class=\"box-title\">\ud83d\udca1 \u30e1\u30fc\u30eb\u5230\u9054\u7387\u3092\u3055\u3089\u306b\u4e0a\u3052\u305f\u3044\u306a\u3089<\/div>\n<div class=\"box-content\">\n<p>WP Mail SMTP\u3067SMTP\u9001\u4fe1\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3067\u3001\u30e1\u30fc\u30eb\u4e0d\u9054\u306e\u591a\u304f\u306f\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001<strong>\u30b5\u30fc\u30d0\u30fc\u5074\u306eSPF\u30fbDKIM\u8a2d\u5b9a\u304c\u6b63\u3057\u304f\u6574\u3063\u3066\u3044\u308b\u3053\u3068<\/strong>\u3082\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u907f\u3051\u308b\u3046\u3048\u3067\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/rakkoserver.com\/\" target=\"_blank\" rel=\"noopener nofollow sponsored\">\u30e9\u30c3\u30b3\u30b5\u30fc\u30d0\u30fc<\/a>\u3067\u306f\u3001<strong>SPF\/DKIM\u8a2d\u5b9a\u30fb\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u30e1\u30fc\u30eb\u30fbSMTP\u60c5\u5831\u306e\u63d0\u4f9b<\/strong>\u304c\u3059\u3079\u3066\u6a19\u6e96\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u74b0\u5883\u304b\u3089\u30e1\u30fc\u30eb\u5230\u9054\u7387\u3092\u6574\u3048\u305f\u3044\u65b9\u306b\u306f\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n<p>\u30e9\u30c3\u30b3\u30b5\u30fc\u30d0\u30fc\u306a\u3089\u3001\u5225\u306e\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u4e57\u308a\u63db\u3048\u3082\u300c<strong>\u304b\u3093\u305f\u3093WordPress\u79fb\u884c<\/strong>\u300d\u6a5f\u80fd\u3067\u30b9\u30e0\u30fc\u30ba\u306b\u884c\u3048\u307e\u3059\u3002<strong>\u6708\u984d330\u5186\uff08\u7a0e\u8fbc\uff09\u301c<\/strong>\u304b\u3089\u5229\u7528\u3067\u304d\u3001<strong>30\u65e5\u9593\u306e\u7121\u6599\u304a\u8a66\u3057<\/strong>\u671f\u9593\u4e2d\u306b\u79fb\u884c\u3092\u8a66\u3059\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<div class=\"center\">\n<p>  <a href=\"https:\/\/rakkoserver.com\/\" class=\"btn raised main-bc strong\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">\u30e9\u30c3\u30b3\u30b5\u30fc\u30d0\u30fc\u3092\u8a73\u3057\u304f\u898b\u308b<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2 id=\"i-21\">\u307e\u3068\u3081<\/h2>\n<p>WordPress\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u30fb\u8ff7\u60d1\u30e1\u30fc\u30eb\u6271\u3044\u306b\u306a\u308b\u554f\u984c\u306f\u3001PHP mail()\u95a2\u6570\u306e\u8a8d\u8a3c\u306e\u5f31\u3055\u304c\u539f\u56e0\u3067\u3059\u3002WP Mail SMTP\u3092\u4f7f\u3063\u3066SMTP\u30b5\u30fc\u30d0\u30fc\u7d4c\u7531\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u554f\u984c\u3092\u6839\u672c\u304b\u3089\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f\u624b\u9806\u3092\u307e\u3068\u3081\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n<ul>\n<li><strong>STEP1<\/strong>\uff1aWP Mail SMTP\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30fb\u6709\u52b9\u5316\u3059\u308b<\/li>\n<li><strong>STEP2<\/strong>\uff1a\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3068\u9001\u4fe1\u8005\u540d\u3092\u8a2d\u5b9a\u3059\u308b<\/li>\n<li><strong>STEP3<\/strong>\uff1a\u30e1\u30fc\u30e9\u30fc\uff08SMTP\u63a5\u7d9a\u60c5\u5831\uff09\u3092\u8a2d\u5b9a\u3059\u308b<\/li>\n<li><strong>STEP4<\/strong>\uff1a\u9001\u4fe1\u30c6\u30b9\u30c8\u3067\u30e1\u30fc\u30eb\u304c\u5c4a\u304f\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n<p>\u8a2d\u5b9a\u5f8c\u306f\u5fc5\u305a\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u3092\u9001\u3063\u3066\u52d5\u4f5c\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u3078\u306e\u632f\u308a\u5206\u3051\u304c\u6c17\u306b\u306a\u308b\u5834\u5408\u306f\u3001\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u5074\u306eSPF\u30fbDKIM\u8a2d\u5b9a\u3082\u5408\u308f\u305b\u3066\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<div 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