{"id":195,"date":"2021-06-29T18:04:02","date_gmt":"2021-06-29T09:04:02","guid":{"rendered":"https:\/\/bmb.jp\/maildeliver\/?p=195"},"modified":"2022-10-12T11:05:20","modified_gmt":"2022-10-12T02:05:20","slug":"openingrate","status":"publish","type":"post","link":"https:\/\/bmb.jp\/maildeliver\/openingrate","title":{"rendered":"\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3063\u3066\u958b\u5c01\u7387\u304c\u3042\u304c\u308b\u7406\u7531\u3002\u307e\u3068\u3081\u307e\u3057\u305f"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"900\" height=\"506\" src=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate1.jpg\" alt=\"\" class=\"wp-image-199\" srcset=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate1.jpg 900w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate1-300x169.jpg 300w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate1-768x432.jpg 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n<span class=\"p-adBox\" data-id=\"797\" data-ad=\"text\"><div class=\"top-text-copy\">\r\n<p>\u30b7\u30f3\u30d7\u30eb\u64cd\u4f5c\u3067\u8ab0\u3067\u3082\u30ab\u30f3\u30bf\u30f3\u306b\u4e00\u6589\u9001\u4fe1\u304c\u3067\u304d\u308b\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d\u3092\u304a\u8a66\u3057\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\r\n<p>\u5927\u91cf\u30e1\u30fc\u30eb\u914d\u4fe1\u3067\u3082\u3059\u3050\u306b\u5c4a\u304f\u300115\u5e74\u9023\u7d9a\u9867\u5ba2\u5c0e\u5165\u6570\u30b7\u30a7\u30a2 No.1\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0<\/p>\r\n\u2192\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d\u7121\u6599\u7248\u3092<a href=\"https:\/\/blastmail.jp\/\">\u3053\u3061\u3089\u304b\u3089<\/a>\u304a\u8a66\u3057\u3044\u305f\u3060\u3051\u307e\u3059\r\n<\/div><\/span>\n\n\n\n<p>\u30e1\u30fc\u30eb\u30de\u30ac\u30b8\u30f3\u306e\u914d\u5e03\u306a\u3069\u3001\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u96c6\u5ba2\u3092\u884c\u3046\u4e0a\u3067\u7d76\u5bfe\u306b\u77e5\u3063\u3066\u304a\u304d\u305f\u3044\u300c<strong>\u30e1\u30fc\u30eb\u306e\u958b\u5c01\u7387<\/strong>\u300d\u306f\u628a\u63e1\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n\n\n\n<p>\u958b\u5c01\u7387\u3068\u306f\u3001\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306e\u5185\u3067\u958b\u5c01\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306e\u5272\u5408\u3092\u6307\u3059\u8a00\u8449\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u96c6\u5ba2\u76ee\u7684\u3067\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306f\u3001\u3069\u308c\u3060\u3051\u8cea\u306e\u826f\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3067\u3042\u308d\u3046\u3068\u3001\u958b\u5c01\u3055\u308c\u306a\u3051\u308c\u3070\u610f\u5473\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>HTML\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u8996\u899a\u7684\u306b\u898b\u3084\u3059\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u4f5c\u308a\u3084\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u8a73\u7d30\u30da\u30fc\u30b8\u3078\u79fb\u884c\u3055\u305b\u308b\u5c0e\u7dda\u306e\u6574\u5099\u3082\u5927\u4e8b\u3067\u3059\u304c\u3001\u958b\u5c01\u7387\u3092\u4e0a\u3052\u308b\u5de5\u592b\u3092\u5fd8\u308c\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u30e1\u30fc\u30eb\u96c6\u5ba2\u3092\u3057\u3066\u3044\u308b\u4f01\u696d\u306e\u4e2d\u306b\u306f\u3001\u958b\u5c01\u7387\u3092\u4e0a\u3052\u308b\u5de5\u592b\u3069\u3053\u308d\u304b\u3001<strong>\u958b\u5c01\u7387\u3092\u628a\u63e1\u3059\u3089\u305b\u305a\u306b\u96c6\u5ba2\u3092\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u3082\u6563\u898b<\/strong>\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u958b\u5c01\u7387\u306f\u96c6\u5ba2\u3092\u76ee\u7684\u3068\u3057\u305f\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u3060\u3051\u3067\u306a\u304f\u3001\u793e\u5185\u5916\u306b\u5411\u3051\u305f\u60c5\u5831\u5171\u6709\u306e\u305f\u3081\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u3059\u308b\u4e0a\u3067\u3082\u628a\u63e1\u3057\u3066\u304a\u304f\u3079\u304d\u6307\u6a19\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u30e1\u30fc\u30eb\u696d\u52d9\u3092\u3059\u308b\u4e0a\u3067\u899a\u3048\u3066\u304a\u304f\u3079\u304d\u300c\u958b\u5c01\u7387\u300d\u306b\u3064\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u70b9\u306b\u6ce8\u76ee\u3057\u3066\u89e3\u8aac\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"is-style-check_list wp-block-list\"><li>\u958b\u5c01\u7387\u304c\u4f4e\u3044\u3068\u3069\u3046\u306a\u308b\u306e\u304b<\/li><li>\u958b\u5c01\u7387\u304c\u4e0b\u304c\u308b\u539f\u56e0<\/li><li>\u958b\u5c01\u7387\u3092\u30a2\u30c3\u30d7\u3055\u305b\u308b\u65b9\u6cd5<\/li><\/ul>\n\n\n\n<p>\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u3084\u308a\u3068\u308a\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u3092\u3059\u308b\u4e0a\u3067\u907f\u3051\u3089\u308c\u306a\u3044\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30c8\u30e9\u30d6\u30eb\u306a\u304f\u76f8\u624b\u3068\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u53d6\u308c\u308b\u3088\u3046\u306b\u3001\u958b\u5c01\u7387\u306b\u3064\u3044\u3066\u77e5\u8b58\u3092\u6df1\u3081\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u300c\u958b\u5c01\u7387\u300d\u3068\u306f<\/h2>\n\n\n\n<p>\u5148\u8ff0\u306e\u901a\u308a\u3001\u958b\u5c01\u7387\u3068\u306f\u300c<strong>\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306e\u3046\u3061\u3001\u958b\u5c01\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306e\u5272\u5408<\/strong>\u300d\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u958b\u5c01\u7387\u306f\u300c\u958b\u5c01\u3055\u308c\u305f\u30e1\u30fc\u30eb\u6570 \u00f7\uff08\u7dcf\u914d\u4fe1\u6570 &#8211; \u5c4a\u304b\u306a\u304b\u3063\u305f\u30e1\u30fc\u30eb\u6570\uff09 \u00d7100\u300d\u3067\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u96c6\u5ba2\u3092\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u958b\u5c01\u7387\u306e\u4ed6\u306b\u3001<strong>\u5230\u9054\u7387\u3084\u30af\u30ea\u30c3\u30af\u7387<\/strong>\u306e\u6570\u5024\u3082\u628a\u63e1\u3059\u3079\u304d\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3082\u3057\u3053\u308c\u3089\u306e\u6570\u5024\u3092\u628a\u63e1\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u30e1\u30eb\u30de\u30ac\u306a\u3069\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u6539\u5584\u3057\u3066\u3044\u304f\u3053\u3068\u304c\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u3088\u3046\u306a\u6307\u6a19\u306f\u3001HTML\u30e1\u30fc\u30eb\u3068\u547c\u3070\u308c\u308b\u30e1\u30fc\u30eb\u306e\u5f62\u5f0f\u3067\u306a\u3051\u308c\u3070\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306e\u958b\u5c01\u7387\u3092\u77e5\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3044\u305a\u308c\u304b\u306e\u65b9\u6cd5\u3092\u4f7f\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"is-style-check_list wp-block-list\"><li>HTML\u30e1\u30fc\u30eb\u3092\u81ea\u4f5c\u3059\u308b<\/li><li>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u5229\u7528\u3059\u308b<\/li><\/ul>\n\n\n\n<p>\u8a73\u3057\u304f\u306f\u7701\u7565\u3057\u307e\u3059\u304c\u3001HTML\u30e1\u30fc\u30eb\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001HTML\u306b\u95a2\u3059\u308b\u5c02\u9580\u7684\u306a\u77e5\u8b58\u304c\u5fc5\u8981\u306b\u306a\u308a\u3001\u73fe\u6642\u70b9\u3067\u300cHTML\u3063\u3066\u306a\u3093\u306e\u3053\u3068\uff1f\u300d\u3068\u3044\u3046\u65b9\u304c\u81ea\u4f5c\u3092\u3059\u308b\u306e\u306f\u73fe\u5b9f\u7684\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u5b9f\u969b\u3001HTML\u30e1\u30fc\u30eb\u3092\u81ea\u4f5c\u3059\u308b\u6280\u8853\u304c\u3042\u308b\u4f01\u696d\u3067\u3059\u3089\u3001\u4f5c\u696d\u3092\u7c21\u7565\u5316\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u5f8c\u307b\u3069\u89e3\u8aac\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u96c6\u5ba2\u3067\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306b\u95a2\u3059\u308b\u60c5\u5831\u3082\u4ed5\u5165\u308c\u3066\u304a\u3044\u3066\u640d\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3061\u306a\u307f\u306b\u3001\u5404\u696d\u7a2e\u306e\u958b\u5c01\u7387\u306e\u5e73\u5747\u306f\u300c<a href=\"https:\/\/knowledgebase.constantcontact.com\/articles\/KnowledgeBase\/5409-average-industry-rates?lang=en_US\" title=\"https:\/\/knowledgebase.constantcontact.com\/articles\/KnowledgeBase\/5409-average-industry-rates?lang=en_US\">Constant Contact<\/a>\u300d\u304c\u307e\u3068\u3081\u3066\u3044\u305f\u306e\u3067\u3001\u305d\u3061\u3089\u304b\u3089\u629c\u7c8b\u3057\u3066\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>\u696d\u7a2e<\/th><th>\u5272\u5408\uff08\uff05\uff09<\/th><\/tr><\/thead><tbody><tr><td>\u5168\u3066\u306e\u696d\u754c<\/td><td>19.84<\/td><\/tr><tr><td>\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9<\/td><td>14.03<\/td><\/tr><tr><td>\u98f2\u98df<\/td><td>13.78<\/td><\/tr><tr><td>\u91d1\u878d<\/td><td>15.12<\/td><\/tr><tr><td>\u5065\u5eb7<\/td><td>16.05<\/td><\/tr><tr><td>\u4e0d\u52d5\u7523<\/td><td>14.58<\/td><\/tr><tr><td>\u65c5\u884c\u30fb\u89b3\u5149<\/td><td>32.60<\/td><\/tr><tr><td>\u88fd\u9020<\/td><td>13.78<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u696d\u7a2e\u306b\u3088\u3063\u3066\u3070\u3089\u3064\u304d\u304c\u591a\u3044\u306e\u304c\u958b\u5c01\u7387\u306e\u7279\u5fb4\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u914d\u4fe1\u3057\u3066\u3044\u308b\u30e1\u30eb\u30de\u30ac\u306e\u958b\u5c01\u7387\u304c16\u301c17\uff05\u3092\u4e0b\u56de\u308b\u3088\u3046\u3067\u3057\u305f\u3089\u6539\u5584\u306b\u4e57\u308a\u51fa\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u958b\u5c01\u7387\u304c\u4f4e\u3044\u3068\u3069\u3093\u306a\u3053\u3068\u304c\u8d77\u3053\u308b\u306e\u304b<\/h2>\n\n\n\n<p>\u958b\u5c01\u7387\u304c\u4f4e\u3044\u306e\u306f\u3001\u76f8\u624b\u306b\u30e1\u30fc\u30eb\u5185\u5bb9\u3092\u898b\u3066\u8cb0\u3048\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30d3\u30b8\u30cd\u30b9\u3092\u3059\u308b\u4e0a\u3067\u3001\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306e\u958b\u5c01\u7387\u304c\u4f4e\u304f\u306a\u308b\u3068\u3001\u3069\u3093\u306a\u3053\u3068\u304c\u8d77\u3053\u308b\u306e\u304b\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96c6\u5ba2\u52b9\u679c\u304c\u51fa\u3065\u3089\u3044<\/h3>\n\n\n\n<p>\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u96c6\u5ba2\u306b\u306f\u30e1\u30fc\u30eb\u30de\u30ac\u30b8\u30f3\u306e\u914d\u5e03\u3084\u30b9\u30c6\u30c3\u30d7\u30e1\u30fc\u30eb\u3001\u30e1\u30fc\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u304c\u3001<strong>\u3044\u305a\u308c\u306e\u624b\u6cd5\u3082\u958b\u5c01\u3055\u308c\u306a\u3051\u308c\u3070\u52b9\u679c\u3092\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/strong><\/p>\n\n\n\n<p>\u826f\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u4f5c\u308b\u52aa\u529b\u3082\u5927\u4e8b\u3067\u3059\u304c\u3001\u76f8\u624b\u306b\u958b\u5c01\u3055\u305b\u308b\u5de5\u592b\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u53d6\u5f15\u5148\u3084\u304a\u5ba2\u69d8\u3068\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u652f\u969c\u304c\u51fa\u308b<\/h3>\n\n\n\n<p>\u30e1\u30fc\u30eb\u304c\u958b\u5c01\u3055\u308c\u306a\u3044\u3068\u3001<strong>\u53d6\u5f15\u5148\u3084\u304a\u5ba2\u69d8\u3068\u306e\u60c5\u5831\u5171\u6709\u306b\u652f\u969c\u304c\u51fa\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<p>\u60c5\u5831\u5171\u6709\u306e\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u304c\u958b\u5c01\u3055\u308c\u306a\u3044\u539f\u56e0\u3068\u3057\u3066\u3088\u304f\u3042\u308b\u306e\u306f\u3001<strong>\u9001\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u5206\u985e\u3055\u308c\u3066\u3044\u308b<\/strong>\u30b1\u30fc\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u5f8c\u8ff0\u3059\u308b\u6539\u5584\u65b9\u6cd5\u3092\u53c2\u8003\u306b\u3001\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u5206\u985e\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u5bfe\u5fdc\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u958b\u5c01\u7387\u304c\u4e0b\u304c\u308b\u539f\u56e0<\/h2>\n\n\n\n<p>\u3053\u3053\u304b\u3089\u306f\u3001\u958b\u5c01\u7387\u304c\u4e0b\u304c\u308b\u539f\u56e0\u306b\u3064\u3044\u3066\u89e3\u8aac\u3092\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u305d\u3082\u305d\u3082\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u5230\u9054\u3057\u3066\u3044\u306a\u3044<\/h3>\n\n\n\n<p>\u6b63\u5e38\u306b\u76f8\u624b\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u5230\u9054\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u958b\u5c01\u7387\u304c\u4e0b\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a2\u30c9\u30ec\u30b9\u306e\u8a2d\u5b9a\u30df\u30b9\u306b\u3088\u308a\u5c4a\u3044\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u4fee\u6b63\u3092\u3059\u308c\u3070\u6b63\u5e38\u306b\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u5c4a\u304f\u3088\u3046\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001<strong>\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8<\/strong>\u306b\u767b\u9332\u3055\u308c\u3066\u3057\u307e\u3046\u3068\u3001\u9001\u4fe1\u5148\u306e\u5b9b\u5148\u304c\u6b63\u3057\u304f\u3066\u3082\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u304c\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u5c4a\u304f\u3053\u3068\u306f\u306a\u304f\u3001\u7d50\u679c\u3068\u3057\u3066\u958b\u5c01\u7387\u306e\u4f4e\u4e0b\u3092\u62db\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u3068\u306f\u3001<strong>\u60aa\u8cea\u306a\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3057\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u306e\u30ea\u30b9\u30c8<\/strong>\u306e\u3053\u3068\u3067\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u56e3\u4f53\u306e\u4ed6\u3001\u5404\u30ad\u30e3\u30ea\u30a2\u3067\u3082\u904b\u55b6\u3057\u3066\u3044\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u81ea\u793e\u306e\u958b\u5c01\u7387\u304c\u4f4e\u3044\u539f\u56e0\u3092\u8abf\u67fb\u4e2d\u306e\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u307e\u305a\u300c<a href=\"http:\/\/www.blacklistalert.org\/\">http:\/\/www.blacklistalert.org\/<\/a>\u300d\u3092\u958b\u304d\u3001\u4e0a\u90e8\u306e\u691c\u7d22\u30d0\u30ca\u30fc\u306b\u81ea\u793e\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3059\u308b\u3068\u3001\u5404\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u3078\u306e\u767b\u9332\u72b6\u6cc1\u304c\u4e00\u89a7\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u300cListed!\u300d\u3068\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u3001\u6b8b\u5ff5\u306a\u304c\u3089\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u8868\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u6a2a\u306b\u8868\u793a\u3055\u308c\u308b\u30ea\u30f3\u30af\u304b\u3089\u89e3\u9664\u7533\u8acb\u306e\u624b\u7d9a\u304d\u306b\u9032\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 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class=\"wp-block-heading\">\u914d\u4fe1\u3059\u308b\u6642\u9593\u5e2f\u304c\u826f\u304f\u306a\u3044<\/h3>\n\n\n\n<p>\u30e1\u30eb\u30de\u30ac\u306e\u914d\u4fe1\u306a\u3069\u3067\u306f\u3001\u914d\u4fe1\u6642\u9593\u304c\u958b\u5c01\u7387\u306b\u5927\u304d\u304f\u95a2\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u4e3b\u5a66\u5c64\u3078\u5411\u3051\u305f\u30e1\u30eb\u30de\u30ac\u3092\u5915\u98df\u6642\u306e19\u6642\u301c20\u6642\u306b\u9001\u4fe1\u3057\u3066\u3082\u3001\u30e1\u30fc\u30eb\u306e\u958b\u5c01\u304c\u5f8c\u56de\u3057\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u3001\u6700\u7d42\u7684\u306b\u306f\u8aad\u307e\u308c\u306a\u3044\u307e\u307e\u653e\u7f6e\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u96c6\u5ba2\u3067\u306f\u3001\u76f8\u624b\u304c\u958b\u5c01\u3057\u3084\u3059\u3044\u6642\u9593\u5e2f\u306b\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3059\u308b\u3053\u3068\u3082\u5927\u4e8b\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ef6\u540d\u304c\u826f\u304f\u306a\u3044<\/h3>\n\n\n\n<p>\u3053\u3061\u3089\u306f\u96c6\u5ba2\u30e1\u30fc\u30eb\u3060\u3051\u3067\u306a\u304f\u3001\u60c5\u5831\u5171\u6709\u306e\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u306b\u3082\u5f53\u3066\u306f\u307e\u308b\u5185\u5bb9\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u958b\u5c01\u3055\u308c\u306a\u3044\u30e1\u30fc\u30eb\u306e\u7279\u5fb4\u306b\u306f\u3001\u4ef6\u540d\u306b\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u3042\u308a\u304c\u3061\u306a\u6587\u8a00\u3092\u591a\u304f\u4f7f\u3063\u3066\u3044\u308b\u3001\u3068\u8a00\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u958b\u5c01\u3055\u308c\u305f\u3044\u4e00\u5fc3\u3067\u3001\u904e\u5270\u306a\u717d\u308a\u6587\u53e5\u306a\u3069\u3092\u4ef6\u540d\u306b\u3064\u3051\u3066\u3044\u308b\u5834\u5408\u306f\u8981\u6ce8\u610f\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"is-style-check_list wp-block-list\"><li>\u300c\u7d76\u5bfe\u306b\u5132\u304b\u308b\uff01\u300d<\/li><li>\u300c\u6b8b\u308a\u3042\u3068\u25ef\u79d2\uff08\u65e5\uff09\u300d<\/li><li>\u300c\u65b0\u7740\u60c5\u5831\u300d<\/li><li>\u300c\u5e74\u53ce\u309230\u500d\u306b\u3059\u308b\u301c\u300d<\/li><\/ul>\n\n\n\n<p>\u4e0a\u8a18\u306e\u3088\u3046\u306a\u4ef6\u540d\u306f\u3001\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u3084\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u5206\u985e\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u300c\u65b0\u7740\u60c5\u5831\u300d\u306a\u3069\u306f\u3001\u305f\u3068\u3048\u602a\u3057\u3044\u5185\u5bb9\u3067\u306a\u304f\u3068\u3082\u4ef6\u540d\u304b\u3089\u5185\u5bb9\u304c\u8aad\u307f\u53d6\u308c\u306a\u3044\u4e0a\u306b\u3001\u51fa\u4f1a\u3044\u7cfb\u30b5\u30a4\u30c8\u306a\u3069\u306b\u307f\u3089\u308c\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u985e\u4f3c\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u4f7f\u308f\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u96c6\u5ba2\u3067\u306f\u306a\u304f\u3001\u60c5\u5831\u5171\u6709\u3092\u76ee\u7684\u3068\u3057\u305f\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u3067\u3082\u3001\u4ef6\u540d\u304b\u3089\u5185\u5bb9\u304c\u8aad\u307f\u53d6\u308c\u306a\u3044\u30e1\u30fc\u30eb\u306f\u958b\u5c01\u3055\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u3067\u306f\u3001\u5185\u5bb9\u306e\u308f\u304b\u308b\u4ef6\u540d\u3092\u3064\u3051\u308b\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u958b\u5c01\u524d\u306b\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u306b\u8868\u793a\u3055\u308c\u308b1\u884c\u76ee\u306e\u90e8\u5206\u306b\u76f8\u624b\u306e\u5b9b\u540d\u3092\u8a18\u8f09<\/strong>\u3057\u3001\u958b\u5c01\u3092\u4fc3\u3059\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u5b9b\u540d\u306e\u8a18\u8f09\u306f\u30de\u30ca\u30fc\u3067\u3082\u3042\u308b\u306e\u3067\u3001\u4e00\u6589\u9001\u4fe1\u3067\u3082\u53ef\u80fd\u306a\u9650\u308a\u66f8\u304f\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u958b\u5c01\u7387\u3092\u4e0a\u3052\u308b\u305f\u3081\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u6a5f\u80fd<\/h2>\n\n\n\n<p>\u958b\u5c01\u7387\u304c\u4f4e\u4e0b\u3059\u308b\u539f\u56e0\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"900\" height=\"620\" src=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate3.png\" alt=\"\" class=\"wp-image-201\" srcset=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate3.png 900w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate3-300x207.png 300w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate3-768x529.png 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u539f\u56e0\u3092\u53d6\u308a\u9664\u304d\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30e1\u30fc\u30eb\u914d\u4fe1\u696d\u52d9\u3092\u884c\u3046\u305f\u3081\u306b\u3001\u591a\u304f\u306e\u4f01\u696d\u3067\u306f<strong>\u7121\u6599\u306e\u30e1\u30fc\u30e9\u30fc\u3067\u306f\u306a\u304f\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059<\/strong>\u3002<\/p>\n\n\n\n<p>\u5148\u8ff0\u306e\u901a\u308a\u958b\u5c01\u7387\u3084\u5230\u9054\u7387\u3001\u30af\u30ea\u30c3\u30af\u7387\u306a\u3069\u306e\u96c6\u5ba2\u3059\u308b\u4e0a\u3067\u5fc5\u8981\u306a\u6307\u6a19\u306f\u3001HTML\u5f62\u5f0f\u306e\u30e1\u30fc\u30eb\u3067\u306a\u3051\u308c\u3070\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u81ea\u793e\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u696d\u52d9\u306b\u95a2\u3057\u3066\u958b\u5c01\u7387\u3092\u628a\u63e1\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u300c\u52b9\u679c\u6e2c\u5b9a\u6a5f\u80fd\u300d\u3068\u8a00\u3046\u3001\u958b\u5c01\u7387\u3092\u8abf\u3079\u308b\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -internal\" data-type=\"type1\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2023\/07\/system-comparison.jpg\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/bmb.jp\/maildeliver\/system-comparison\">\u30102026\u5e74\u6700\u65b0\u3011\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u304a\u3059\u3059\u308119\u9078\uff01\u76ee\u7684\u5225\u306b\u56f3\u89e3\uff06\u30e9\u30f3\u30ad\u30f3\u30b0\u3092\u4f7f\u3063\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u5b9a\u756a\u306f\u3069\u306e\u30b5\u30fc\u30d3\u30b9\uff1f\u9078\u3076\u30dd\u30a4\u30f3\u30c8\u306f\uff1f\u3068\u3044\u3063\u305f\u304a\u60a9\u307f\u3092\u672c\u8a18\u4e8b\u3067\u306f\u89e3\u6c7a\u3057\u307e\u3059\uff01\u6700\u9069\u306a\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u9078\u3073\u306e\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n<p>\u305f\u3060\u3057\u3001\u52b9\u679c\u6e2c\u5b9a\u6a5f\u80fd\u306f\u30e1\u30fc\u30eb\u306e\u958b\u5c01\u7387\u306a\u3069\u3092\u8abf\u3079\u308b\u3053\u3068\u3084\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u6539\u5584\u3059\u308b\u969b\u306e\u6307\u6a19\u3068\u3057\u3066\u4f7f\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304c\u3001\u76f4\u63a5\u3001\u958b\u5c01\u7387\u3092\u30a2\u30c3\u30d7\u3055\u305b\u308b\u30c4\u30fc\u30eb\u306f\u5225\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u304b\u3089\u306f\u3001\u958b\u5c01\u7387\u306e\u30a2\u30c3\u30d7\u3092\u76ee\u7684\u306b\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u30c4\u30fc\u30eb\u306b\u95a2\u3057\u3066\u89e3\u8aac\u3092\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u81ea\u52d5\u5b9b\u540d\u5dee\u3057\u8fbc\u307f<\/h3>\n\n\n\n<p>\u81ea\u52d5\u5b9b\u540d\u5dee\u3057\u8fbc\u307f\u6a5f\u80fd\u306f\u3001\u4e8b\u524d\u306b\u914d\u4fe1\u30ea\u30b9\u30c8\u306b\u8a2d\u5b9a\u3057\u3066\u304a\u3044\u305f\u76f8\u624b\u306e\u4f1a\u793e\u540d\u3084\u540d\u524d\u3092\u4efb\u610f\u306e\u5834\u6240\u306b\u81ea\u52d5\u3067\u5dee\u3057\u8fbc\u307f\u3092\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30d5\u30a1\u30fc\u30b9\u30c8\u30d3\u30e5\u30fc\u3068\u306a\u308b1\u884c\u76ee\u306b\u53d7\u4fe1\u8005\u306e\u540d\u524d\u3092\u5dee\u3057\u8fbc\u3093\u3067\u304a\u304f\u3053\u3068\u3067\u3001\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u3068\u3057\u3066\u3060\u3051\u3067\u306a\u304f\u3001\u96c6\u5ba2\u3067\u3082\u958b\u5c01\u7387\u306e\u9ad8\u3044\u30e1\u30fc\u30eb\u3092\u4f5c\u6210\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56<\/h3>\n\n\n\n<p>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u591a\u304f\u306f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u3092\u3057\u305f\u4e0a\u3067\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306b\u306fDKIM\uff08Domainkeys Identefied Mail\uff09\u3084SPF\uff08Sender Policy Framework\uff09\u3001DMARC\uff08Domain based Massage Authentication,Reporthing and Conformance\uff09\u306a\u3069\u304c\u8a72\u5f53\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u306f\u3001\u53d6\u5f15\u5148\u3084\u304a\u5ba2\u69d8\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u6271\u3046\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u696d\u52d9\u3092\u3059\u308b\u4e0a\u3067\u3068\u3066\u3082\u5927\u4e8b\u306a\u6a5f\u80fd\u306b\u306a\u308b\u306e\u3067\u3001\u305d\u308c\u305e\u308c\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>DKIM\u306f\u3001\u4e8b\u524d\u306b\u9001\u4fe1\u5143\u306eDNS\u30b5\u30fc\u30d0\u30fc\u306b\u516c\u958b\u9375\u3092\u8a2d\u5b9a\u3057\u305f\u4e0a\u3067\u3001\u30e1\u30fc\u30eb\u306bDKIM\u306e\u96fb\u5b50\u7f72\u540d\u3092\u3064\u3051\u3066\u914d\u4fe1\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u53d7\u3051\u53d6\u3063\u305f\u30e1\u30fc\u30eb\u306bDKIM\u306e\u96fb\u5b50\u7f72\u540d\u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u9001\u4fe1\u5143\u306eDNS\u30b5\u30fc\u30d0\u30fc\u306b\u516c\u958b\u9375\u3092\u554f\u3044\u5408\u308f\u305b\u3001\u30e1\u30fc\u30eb\u306e\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30e1\u30fc\u30eb\u304c\u9014\u4e2d\u3067\u6539\u7ac4\u3055\u308c\u305f\u3082\u306e\u3084\u3001\u7b2c\u4e09\u8005\u306b\u3088\u308b\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u3067\u306f\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>SPF\u3068\u306f\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u6642\u306b\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u4e8b\u524d\u767b\u9332\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3068\u7167\u5408\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/p>\n\n\n\n<p>SPF\u304c\u3042\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u7b2c\u4e09\u8005\u306e\u306a\u308a\u3059\u307e\u3057\u306b\u3088\u3063\u3066\u914d\u4fe1\u3055\u308c\u305f\u30e1\u30fc\u30eb\u3067\u306f\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u5206\u985e\u3055\u308c\u308b\u30ea\u30b9\u30af\u3092\u4e0b\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>DMARK\u306f\u3001DKIM\u3084SPF\u3092\u3055\u3089\u306b\u88dc\u5f37\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u3067\u3001\u9001\u4fe1\u5143\u306b\u306a\u308a\u3059\u307e\u3057\u305f\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3057\u305f\u969b\u306b\u3001\u9001\u4fe1\u8005\u306e\u610f\u601d\u3067\u30e1\u30fc\u30eb\u3092\u753b\u50cf\u306e3\u30d1\u30bf\u30fc\u30f3\u306e\u3069\u308c\u304b\u3067\u51e6\u7406\u3092\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"900\" height=\"620\" src=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate4.png\" alt=\"\" class=\"wp-image-202\" srcset=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate4.png 900w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate4-300x207.png 300w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate4-768x529.png 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p>DMARK\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001SPF\u3084DKIM\u3092\u3059\u308a\u629c\u3051\u3066\u914d\u4fe1\u3055\u308c\u305f\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u3092\u3001\u53d7\u4fe1\u62d2\u5426\u3059\u308b\u3053\u3068\u3084\u3001\u9001\u4fe1\u5143\u306e\u60c5\u5831\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u306e\u3088\u3046\u306a\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u3092\u8b1b\u3058\u3066\u3044\u308b\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u3073\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u5206\u985e\u3055\u308c\u308b\u53ef\u80fd\u6027\u3092\u8efd\u6e1b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30e9\u30fc\u30a2\u30c9\u30ec\u30b9\u306e\u81ea\u52d5\u524a\u9664<\/h3>\n\n\n\n<p>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u306b\u306f\u3001\u914d\u4fe1\u30ea\u30b9\u30c8\u306e\u4e2d\u3067<strong>\u30a8\u30e9\u30fc\u3068\u306a\u3063\u305f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u52d5\u524a\u9664<\/strong>\u3057\u3066\u304f\u308c\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30e1\u30fc\u30eb\u306b\u4f55\u5ea6\u3082\u914d\u4fe1\u3092\u3057\u3066\u3044\u308b\u3068\u3001\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u306e\u8a55\u4fa1\u304c\u4e0b\u304c\u308a\u3001\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u308b\u53ef\u80fd\u6027\u3084\u3001\u914d\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u5206\u985e\u3055\u308c\u308b\u30ea\u30b9\u30af\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30fc\u30e9\u30fc\u3092\u4f7f\u3063\u305f\u5927\u91cf\u914d\u4fe1\u3067\u306f\u3001\u30a8\u30e9\u30fc\u30a2\u30c9\u30ec\u30b9\u306e\u7ba1\u7406\u306f\u624b\u4f5c\u696d\u3067\u884c\u308f\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u304c\u3001\u914d\u4fe1\u5148\u304c1,000\u3092\u8d85\u3048\u308b\u3088\u3046\u306a\u30ea\u30b9\u30c8\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u304b\u306a\u308a\u306e\u624b\u9593\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30ea\u30b9\u30c8\u3092\u6574\u5099\u3057\u958b\u5c01\u7387\u3092\u4e0a\u3052\u308b\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u4f5c\u696d\u91cf\u3092\u8efd\u6e1b\u3059\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u3082\u4fbf\u5229\u306a\u6a5f\u80fd\u3067\u3059<\/strong>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30fc\u30b2\u30c3\u30c8\uff08\u30bb\u30b0\u30e1\u30f3\u30c8\uff09\u914d\u4fe1<\/h3>\n\n\n\n<p>\u3053\u3053\u304b\u3089\u306f\u3001\u7279\u306b\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u96c6\u5ba2\u3067\u958b\u5c01\u7387\u3092\u4e0a\u3052\u308b\u6a5f\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30bf\u30fc\u30b2\u30c3\u30c8\u914d\u4fe1\u306f\u914d\u4fe1\u30ea\u30b9\u30c8\u306e\u4e2d\u3067\u3082\u300c\u5973\u6027\u306e\u307f\u300d\u3084\u300c\u90fd\u5185\u5728\u4f4f\u8005\u306e\u307f\u300d\u3068\u3044\u3063\u305f\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u3066\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"900\" height=\"620\" src=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate2.png\" alt=\"\" class=\"wp-image-200\" srcset=\"https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate2.png 900w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate2-300x207.png 300w, https:\/\/bmb.jp\/maildeliver\/wp-content\/uploads\/2021\/06\/openingrate2-768x529.png 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p>\u30e1\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u96c6\u5ba2\u3067\u306f\u3001<strong>\u53d7\u4fe1\u8005\u306b\u5f53\u4e8b\u8005\u610f\u8b58\u3092\u6301\u305f\u305b\u308b\u5de5\u592b\u304c\u958b\u5c01\u7387\u306e\u30a2\u30c3\u30d7\u306b\u3064\u306a\u304c\u308a\u307e\u3059<\/strong>\u3002<\/p>\n\n\n\n<p>\u30bf\u30fc\u30b2\u30c3\u30c8\u914d\u4fe1\u6a5f\u80fd\u304c\u306a\u3044\u3068\u3001\u30ea\u30b9\u30c8\u306e\u5168\u54e1\u306b\u5411\u3051\u3066\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u914d\u4fe1\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u5973\u6027\u9650\u5b9a\u306e\u30af\u30fc\u30dd\u30f3\u3092\u7537\u6027\u306b\u9001\u4fe1\u3059\u308b\u3088\u3046\u306a\u3001\u96c6\u5ba2\u306e\u5bfe\u8c61\u3067\u306f\u306a\u3044\u76f8\u624b\u306b\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3059\u308b\u30b1\u30fc\u30b9\u304c\u51fa\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30bf\u30fc\u30b2\u30c3\u30c8\u914d\u4fe1\u304c\u3042\u308b\u3053\u3068\u3067\u3001\u96c6\u5ba2\u3092\u304b\u3051\u305f\u3044\u76f8\u624b\u306b\u306e\u307f\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u5c4a\u3051\u3089\u308c\u308b\u306e\u3067\u3001\u53d7\u4fe1\u8005\u306b\u300c\u4fa1\u5024\u306e\u3042\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u914d\u4fe1\u3057\u3066\u3044\u308b\u4f01\u696d\u300d\u3068\u8a8d\u8b58\u3055\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30bf\u30fc\u30b2\u30c3\u30c8\u914d\u4fe1\u3092\u99c6\u4f7f\u3057\u3066\u3001\u958b\u5c01\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u53d7\u4fe1\u8005\u306b\u5411\u3051\u3066\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u914d\u4fe1\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 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