{"id":61,"date":"2019-06-11T19:30:25","date_gmt":"2019-06-11T10:30:25","guid":{"rendered":"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/?page_id=61"},"modified":"2026-10-07T18:09:08","modified_gmt":"2026-10-07T09:09:08","slug":"starttls","status":"publish","type":"page","link":"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/arrivalimprovement\/starttls\/","title":{"rendered":"STARTTLS\u5bfe\u5fdc"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">STARTTLS\u5bfe\u5fdc<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">STARTTLS\u3068\u306f<\/h3>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">\u203b<strong>2024\u5e745\u6708\u4ee5\u964d\u3001\u5168\u3066\u306e\u30e6\u30fc\u30b6\u69d8\u74b0\u5883\u306b\u57fa\u672c\u6a5f\u80fd\u3068\u3057\u3066\u5b9f\u88c5\u3057\u3066\u304a\u308a\u307e\u3059\u3002<br><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><br>\u9001\u4fe1\u5074\u306e\u30b5\u30fc\u30d0\u3068\u53d7\u4fe1\u5074\u306e\u30b5\u30fc\u30d0\u304c<strong>  TLS \u901a\u4fe1<\/strong>\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3068\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u884c\u3063\u305f\u969b\u306b\u306f\u81ea\u52d5\u7684\u306bSMTP\u901a\u4fe1\u304c\u6697\u53f7\u5316\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br>\u3000<br>\u3000\u4e00\u822c\u7684\u306b\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u901a\u4fe1\uff08SMTP\u901a\u4fe1\uff09\u306f\u6697\u53f7\u5316\u3057\u3066\u304a\u3089\u305a\u3001\u9001\u4fe1\u5074\u3068\u53d7\u4fe1\u5074\u306e\u30b5\u30fc\u30d0\u9593\u3067<br>\u3000\u901a\u4fe1\u3057\u3066\u3044\u308b\u904e\u7a0b\u3067\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u3092\u7b2c\u4e09\u8005\u306b\u76d7\u307e\u308c\u308b\u3053\u3068\u304c\u8d77\u3053\u308a\u5f97\u307e\u3059\u3002<br>\u3000<strong>\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u306f\u6697\u53f7\u5316\u3055\u308c\u307e\u305b\u3093<\/strong>\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u4e00\u822c\u7684\u306a\u30e1\u30fc\u30eb\u9001\u4fe1\uff08SMTP\u901a\u4fe1\uff09<\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"868\" height=\"528\" src=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/\u30e1\u30fc\u30eb\u9001\u4fe1\u904e\u7a0b.jpg\" alt=\"\" class=\"wp-image-13500\" style=\"width:830px;height:508px\" srcset=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/\u30e1\u30fc\u30eb\u9001\u4fe1\u904e\u7a0b.jpg 868w, https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/\u30e1\u30fc\u30eb\u9001\u4fe1\u904e\u7a0b-300x182.jpg 300w, https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/\u30e1\u30fc\u30eb\u9001\u4fe1\u904e\u7a0b-768x467.jpg 768w\" sizes=\"auto, (max-width: 868px) 100vw, 868px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">\u3000<br>\u3000\u30e1\u30fc\u30eb\u9001\u4fe1\u3067\u4f7f\u3046\u901a\u4fe1\u3092\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u7b49\u306b\u3088\u308a\u30e1\u30fc\u30eb\u5185\u5bb9\u3092\u76d7\u307e\u308c\u3066\u3082\u3001<br>\u3000\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u306f\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u8aad\u307f\u53d6\u3089\u305b\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u6697\u53f7\u5316\u3057\u305f\u30e1\u30fc\u30eb\u9001\u4fe1\uff08TLS\u901a\u4fe1\uff09<\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"861\" height=\"528\" src=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/tls\u5bfe\u5fdc.jpg\" alt=\"\" class=\"wp-image-13513\" style=\"width:828px;height:507px\" srcset=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/tls\u5bfe\u5fdc.jpg 861w, https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/tls\u5bfe\u5fdc-300x184.jpg 300w, https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/wp-content\/uploads\/2020\/07\/tls\u5bfe\u5fdc-768x471.jpg 768w\" sizes=\"auto, (max-width: 861px) 100vw, 861px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><br>\u3000<strong><font color=\"#ff0000\">\u203b\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\u306f\u6697\u53f7\u5316\u3055\u308c\u307e\u305b\u3093\u3002<\/font><\/strong><br>\u3000\u203b2024\u5e742\u6708\u3088\u308a\u3001\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u4ed8\u304d\u306e\u30e1\u30fc\u30eb\u3082\u6697\u53f7\u5316\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u307e\u3059\u3002<br>\u3000<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gmail\u3067\u53d7\u3051\u53d6\u3063\u305f\u969b\u306e\u9055\u3044<\/h3>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><br><strong><a href=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/24831\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>\u3067\u306f\u3001TLS\u914d\u4fe1\u304c\u8981\u4ef6\u306e\u4e00\u3064\u3068\u306a\u3063\u3066\u304a\u308a\u307e\u3059\u3002<\/strong><br><br>\u307e\u305f\u3001Gmail 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wp-block-paragraph\">\u3000\u2460\uff1aSTARTTLS\u3067\u306e\u914d\u4fe1\u306f\u539f\u7406\u4e0a\u3001\u901a\u5e38\u3088\u308a\u3082\u914d\u4fe1\u901f\u5ea6\u304c\u82e5\u5e72\u4f4e\u4e0b\u81f4\u3057\u307e\u3059\u3002<br>\u3000\u2461\uff1a\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u4ed8\u304d\u306e\u30e1\u30fc\u30eb\u306f\u6697\u53f7\u5316\u3055\u308c\u305a\u3001\u5e73\u6587\u3068\u306a\u308a\u307e\u3059\u3002<br>\u3000\u3000\u3000\u203b2024\u5e742\u6708\u3088\u308a\u3001\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u4ed8\u304d\u306e\u30e1\u30fc\u30eb\u3082\u6697\u53f7\u5316\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u307e\u3059\u3002<br>\u3000\u2462\uff1a\u30c6\u30b9\u30c8\u30e1\u30fc\u30eb\uff08\u30c6\u30b9\u30c8\u914d\u4fe1\uff09\u306e\u5834\u5408\u306f\u6697\u53f7\u5316\u3055\u308c\u305a\u3001\u5e73\u6587\u3068\u306a\u308a\u307e\u3059\u3002<br>\u3000\u2463\uff1a\u767b\u9332\u30fb\u89e3\u9664\u30d5\u30a9\u30fc\u30e0\u7b49\u306e\u5b8c\u4e86\u901a\u77e5\u30e1\u30fc\u30eb\u306f\u6697\u53f7\u5316\u3055\u308c\u305a\u3001\u5e73\u6587\u3068\u306a\u308a\u307e\u3059\u3002<br>\u3000\u2464\uff1a\u914d\u4fe1\u5148\u3084\u30b0\u30eb\u30fc\u30d7\u3054\u3068\u306b\u6697\u53f7\u5316\u306e\u6709\u7121\u3068\u9078\u629e\u3059\u308b\u306a\u3069\u306e\u8a2d\u5b9a\u306f\u51fa\u6765\u307e\u305b\u3093\u3002<br>\u3000\u2465\uff1a\u4e8b\u524d\u306b<strong><a href=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/arrivalimprovement\/spfset\/#SPF\">SPF<\/a><\/strong>\u3068<strong><a href=\"https:\/\/www.rakus.co.jp\/support-rakus\/mailmarketing\/arrivalimprovement\/dkimset\/#DKIM\">DKIM\uff08\u4f5c\u6210\u8005\u7f72\u540d\uff09<\/a><\/strong>\u306e\u8a2d\u5b9a\u3092\u81ea\u793e\u306e\u30b5\u30fc\u30d0\u3067\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<!-- HM TAG -->\n<iframe loading=\"lazy\" src=\"\/\/contents-lb01.hm-f.jp\/prepv.html?h=br-a01&amp;a=2&amp;code=7916822875dbaa760061825.69830310\" width=\"0\" height=\"0\" frameborder=\"0\" scrolling=\"no\" marginheight=\"0\" marginwidth=\"0\"><\/iframe>\n<!-- HM TAG -->\n","protected":false},"excerpt":{"rendered":"<p>STARTTLS\u5bfe\u5fdc STARTTLS\u3068\u306f \u203b2024\u5e745\u6708\u4ee5\u964d\u3001\u5168\u3066\u306e\u30e6\u30fc\u30b6\u69d8\u74b0\u5883\u306b\u57fa\u672c\u6a5f\u80fd\u3068\u3057\u3066\u5b9f\u88c5\u3057\u3066\u304a\u308a\u307e\u3059\u3002 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