{"id":20275,"date":"2018-07-17T06:11:08","date_gmt":"2018-07-17T06:11:08","guid":{"rendered":"https:\/\/kinsta.com\/?p=9091"},"modified":"2025-11-05T01:10:15","modified_gmt":"2025-11-04T16:10:15","slug":"ttfb","status":"publish","type":"post","link":"https:\/\/kinsta.com\/jp\/blog\/ttfb\/","title":{"rendered":"Time to First Byte\uff08TTFB\uff09\u3092\u77ed\u7e2e\u3057\u3066\u30b5\u30a4\u30c8\u8aad\u307f\u8fbc\u307f\u3092\u6539\u5584\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p><a href=\"https:\/\/kinsta.com\/jp\/blog\/what-is-wordpress\/\">\u30b5\u30a4\u30c8<\/a>\u306e<a href=\"https:\/\/kinsta.com\/jp\/learn\/page-speed\/\">\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3092\u4e0a\u3052\u308b<\/a>\u3068\u306a\u308b\u3068\u3001\u666e\u901a\u306f\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u3084\u6700\u9069\u5316\u306b\u7740\u624b\u3059\u308b\u3082\u306e\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u8aad\u307f\u8fbc\u307f\u306e\u59cb\u70b9\u3067\u3042\u308b\u30b5\u30fc\u30d0\u30fc\u3082\u304a\u5fd8\u308c\u7121\u304f\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001<strong>\u30b5\u30fc\u30d0\u30fc\u521d\u671f\u5fdc\u7b54\u6642\u9593\uff08<\/strong><strong>TTFB<\/strong><strong>\uff09<\/strong>\u306e\u5f71\u97ff\u3068\u3001\u305d\u308c\u3092\u6e1b\u3089\u3059\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3054\u8aac\u660e\u3057\u307e\u3059\u3002TTFB\u306f\u898b\u904e\u3054\u3055\u308c\u304c\u3061\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6307\u6a19\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u30b5\u30a4\u30c8\u306e\u30b9\u30d4\u30fc\u30c9\u30c6\u30b9\u30c8\u306e\u969b\u306b\u306f\u610f\u8b58\u3057\u3066\u76ee\u3092\u5411\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/ttfb\/#ttfb\">TTFB\u3068\u306f<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/ttfb\/#ttfb-1\">TTFB\u306f\u91cd\u8981\u306a\u306e\u304b<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/ttfb\/#ttfb-2\">TTFB\u306e\u6e2c\u5b9a\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/ttfb\/#ttfb4\">\u30b5\u30a4\u30c8\u306eTTFB\u3092\u4f4e\u6e1b\u3059\u308b4\u3064\u306e\u65b9\u6cd5<\/a><\/li>\n<\/ul>\n<h2>TTFB\u3068\u306f<\/h2>\n<p>TTFB\u3068\u306f\u300c<strong>\u6700\u521d\u306e<\/strong><strong>1<\/strong><strong>\u30d0\u30a4\u30c8\u3092\u53d7\u4fe1\u3059\u308b\u307e\u3067\u306e\u6642\u9593<\/strong>\u300d\uff08Time To First Byte\uff09\u3092\u610f\u5473\u3057\u307e\u3059\u3002TTFB\u306f\u30d6\u30e9\u30a6\u30b6\u304c\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u30c7\u30fc\u30bf\u306e\u6700\u521d\u306e1\u30d0\u30a4\u30c8\u3092\u53d7\u3051\u53d6\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\u306e\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u308b\u307e\u3067\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u307b\u3069\u3001\u30da\u30fc\u30b8\u306e\u8868\u793a\u304c\u9045\u304f\u306a\u308a\u307e\u3059\u3002\u3088\u304f\u3042\u308b\u8aa4\u89e3\u304c\u3001<a href=\"https:\/\/kinsta.com\/blog\/reduce-dns-lookups\/\">DNS\u30eb\u30c3\u30af\u30a2\u30c3\u30d7<\/a>\u5f8c\u306bTTFB\u304c\u8a08\u7b97\u3055\u308c\u308b\u3068\u3044\u3046\u3082\u306e\u3002\u3057\u304b\u3057\u3001\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3051\u308b<a href=\"https:\/\/en.wikipedia.org\/wiki\/Time_To_First_Byte\">TTFB\u306e\u8a08\u7b97<\/a>\u306b\u306f\u5e38\u306b<strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u542b\u307e\u308c\u307e\u3059<\/strong>\u3002\u3053\u308c\u306f3\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u69cb\u6210\u3055\u308c\u3001\u305d\u306e\u9593\u306e\u3069\u3053\u3067\u3082\u9045\u5ef6\u3084\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u7d50\u679c\u3068\u3057\u3066\u5408\u8a08TTFB\u304c\u7d2f\u7a4d\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1177px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/waiting-ttfb.jpg\" alt=\"\u5f85\u3061\u6642\u9593ttfb\" width=\"1177\" height=\"531\"><figcaption class=\"wp-caption-text\">\u5f85\u6a5f\u6642\u9593\uff08TTFB\uff09<\/figcaption><\/figure>\n<h3>1. \u30b5\u30fc\u30d0\u30fc\u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8<\/h3>\n<p>\u8a2a\u554f\u8005\u304c\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff08\u30d6\u30e9\u30a6\u30b6\uff09\u304b\u3089\u30b5\u30fc\u30d0\u30fc\u306bHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u306b\u306f\u3001\u9045\u5ef6\u3092\u8d77\u3053\u3059\u8981\u56e0\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<strong>DNS<\/strong><strong>\u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u306b\u6642\u9593\u304c\u304b\u304b\u308b<\/strong>\u3068\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u6642\u9593\u304c\u9577\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u304c\u5730\u7406\u7684\u306b\u9060\u304f\u96e2\u308c\u3066\u3044\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u79fb\u52d5\u8ddd\u96e2\u304c\u9577\u304f<strong>\u30ec\u30a4\u30c6\u30f3\u30b7<\/strong>\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u30eb\u30fc\u30eb\u304c\u8907\u96d1\u3060\u3068\u3001\u30eb\u30fc\u30c8\u306b\u304b\u304b\u308b\u6642\u9593\u304c\u9577\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901f\u5ea6\u3082\u8981\u56e0\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n<h3>2. \u30b5\u30fc\u30d0\u30fc\u3067\u306e\u51e6\u7406<\/h3>\n<p>\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u3053\u308c\u3092\u51e6\u7406\u3057\u3066\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u3053\u306b\u3082\u3001\u9045\u5ef6\u3092\u5f15\u304d\u8d77\u3053\u3059\u8981\u56e0\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001<strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u306e\u30c7\u30fc\u30bf\u53d6\u5f97<\/strong>\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u591a\u3059\u304e\u308b\u3053\u3068\u3001\u6700\u521d\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c<strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong><strong>\u3055\u308c\u3066\u3044\u306a\u3044<\/strong>\u3053\u3068\u3001\u30b3\u30fc\u30c9\u3084\u30c6\u30fc\u30de\u306e\u6700\u9069\u5316\u304c\u6b63\u3057\u304f\u306a\u3044\u3053\u3068\u3001\u30c7\u30a3\u30b9\u30afI\/O\u307e\u305f\u306f\u30e1\u30e2\u30ea\u306a\u3069\u306e<strong>\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u304c\u4e0d\u5341\u5206\u3067\u3042\u308b<\/strong>\u3053\u3068\u306a\u3069\u3002<\/p>\n<h3>3. \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u306e\u30ec\u30b9\u30dd\u30f3\u30b9<\/h3>\n<p>\u30b5\u30fc\u30d0\u30fc\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3057\u305f\u5f8c\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3057\u307e\u3059\uff08\u3053\u308c\u304c\u300c\u6700\u521d\u306e1\u30d0\u30a4\u30c8\u300d\u306b\u306a\u308a\u307e\u3059\uff09\u3002\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001<strong>\u30b5\u30fc\u30d0\u30fc\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u901f\u5ea6\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u901f\u5ea6<\/strong>\u306e\u4e21\u65b9\u304b\u3089\u5927\u304d\u306a\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u3001\u4f8b\u3048\u3070\u3001\u4f4e\u901fWi-Fi\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3068\u3001TTFB\u306f\u305d\u306e\u5206\u3060\u3051\u9045\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>TTFB\u306f\u91cd\u8981\u306a\u306e\u304b<\/h2>\n<p>\u3061\u306a\u307f\u306b\u3001TTFB\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3068\u306f\u9055\u3044\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002\u3042\u304f\u307e\u3067\u3082\u5fdc\u7b54\u6027\u306e\u6e2c\u5b9a\u5024\u3067\u3059\u3002TTFB\u304c\u91cd\u8981\u304b\u3069\u3046\u304b\u306b\u3064\u3044\u3066\u3001\u30a6\u30a7\u30d6\u4e0a\u3067\u591a\u304f\u306e\u8b70\u8ad6\u304c\u7e70\u308a\u5e83\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3042\u307e\u308a\u91cd\u8981\u3067\u306f\u306a\u3044\u3068\u3059\u308b\u6d3e\u95a5\uff08<a href=\"https:\/\/blog.cloudflare.com\/ttfb-time-to-first-byte-considered-meaningles\/\">Cloudflare<\/a>\u3001<a href=\"https:\/\/www.littlebizzy.com\/blog\/ttfb-meaningless\">LittleBizzy<\/a>\uff09\u3082\u3001\u91cd\u8981\u3060\u3068\u3059\u308b\u6d3e\u95a5\uff08Google\u306e\u30a6\u30a7\u30d6\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3042\u308b<a href=\"https:\/\/plus.google.com\/+IlyaGrigorik\/posts\/GTWYbYWP6xP\">Ilya Grigorik<\/a>\u6c0f\u306a\u3069\uff09\u3082\u3042\u308a\u307e\u3059\u3002\u4e21\u8005\u304c\u3001TTFB\u306e\u91cd\u8981\u6027\u3068\u8a08\u7b97\u306e\u4ed5\u65b9\u306b\u3064\u3044\u3066\u3001\u3082\u3063\u3068\u3082\u306a\u8ad6\u70b9\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Moz\u306f\u3001<a href=\"https:\/\/moz.com\/blog\/improving-search-rank-by-optimizing-your-time-to-first-byte\">\u691c\u7d22\u7d50\u679c\u8868\u793a\u30e9\u30f3\u30ad\u30f3\u30b0\u3068TTFB\u306e\u76f8\u95a2<\/a>\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u306a\u8abf\u67fb\u3092\u5b9f\u65bd\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u7d50\u679c\u304b\u3089\u306f\u3063\u304d\u308a\u3068\u3057\u305f\u3053\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u3002TTFB\u306e\u4f4e\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304c\u5358\u7d14\u306b\u9ad8\u901f\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002Google\u306f\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3092\u9806\u4f4d\u6c7a\u5b9a\u306e\u4e00\u3064\u306e\u8981\u7d20\u3068\u3057\u3066\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3067\u3059\u306e\u3067\u3001\u4eca\u56de\u306f\u300c\u91cd\u8981\u304b\u3069\u3046\u304b\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u6539\u5584\u304b\u3064\u6700\u9069\u5316\u3059\u308b\u65b9\u6cd5\u300d\u3092\u3054\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u6539\u5584\u7b56\u306f\u30b5\u30a4\u30c8\u306e\u5168\u4f53\u7684\u306a\u30b9\u30d4\u30fc\u30c9\u306b\u53cd\u6620\u3055\u308c\u3001TTFB\u306b\u3082\u5f71\u97ff\u3057\u307e\u3059\u3002\u5f53\u793e\u306e\u5b9f\u65bd\u3057\u305f\u30c6\u30b9\u30c8\u3067\u306f\u3001TTFB\u306e\u9577\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306f\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u304c\u9045\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u3082\u9045\u3055\u3092\u611f\u3058\u307e\u3057\u305f\u3002<\/p>\n<p>\u4e00\u822c\u306b\u3001<strong>TTFB<\/strong><strong>\u304c<\/strong><strong>100<\/strong><strong>\u30df\u30ea\u79d2\u672a\u6e80\u3067\u3042\u308c\u3070\u4e0a\u51fa\u6765\u3067\u3059<\/strong>\u3002<a href=\"https:\/\/kinsta.com\/jp\/blog\/google-pagespeed-insights\/\">Google PageSpeed Insight<\/a>\u3067\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u6642\u9593\u3092<a href=\"https:\/\/developers.google.com\/speed\/docs\/insights\/Server\">200\u30df\u30ea\u79d2\u672a\u6e80<\/a>\u306b\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002300\u301c500\u30df\u30ea\u79d2\u306f\u3001\u3044\u305f\u3063\u3066\u666e\u901a\u3067\u3059\u3002600\u30df\u30ea\u79d2\u3092\u8d85\u3048\u3066\u3044\u308b\u5834\u5408\u3001\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u306e\u554f\u984c\u3092\u7591\u3044\u307e\u3057\u3087\u3046\u3002\u512a\u308c\u305f\u30a6\u30a7\u30d6\u30b9\u30bf\u30c3\u30af\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u307e\u305f\u3001TTFB\u3092\u4f4e\u6e1b\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3001\u4e0b\u8a18\u306e\u63a8\u5968\u4e8b\u9805\u3092\u3054\u89a7\u4e0b\u3055\u3044\u3002\u306a\u304a\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/tls-vs-ssl\/\">SSL\/TLS\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3<\/a>\u3082\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002<\/p>\n<h2>TTFB\u306e\u6e2c\u5b9a\u65b9\u6cd5<\/h2>\n<p>TTFB\u306e\u30c6\u30b9\u30c8\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3067\u5b9f\u65bd\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3044\u304f\u3064\u304b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u304c\u3001\u305d\u308c\u305e\u308c\u7d50\u679c\u304c\u308f\u305a\u304b\u306b\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u30021\u3064\u3092\u9078\u3093\u3067\u3001\u305d\u308c\u306e\u307f\u3092\u53c2\u8003\u306b\u3059\u308b\u306e\u304c\u3044\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>Google Chrome DevTools\u3067TTFB\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n<p><a href=\"https:\/\/developers.google.com\/web\/tools\/chrome-devtools\/\">DevTools<\/a>\u3092\u4f7f\u7528\u3057Google Chrome\u3067TTFB\u3092\u6e2c\u5b9a\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3054\u81ea\u5206\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u304b\u3089\u8a66\u9a13\u3092\u884c\u3046\u969b\u306b\u306f\u3001TTFB\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30a4\u30c6\u30f3\u30b7\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3053\u3068\u306b\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304b\u3089\u30c6\u30b9\u30c8\u3092\u884c\u3046\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30c4\u30fc\u30eb\uff08\u4e0b\u8a18\u53c2\u7167\uff09\u3092\u4f7f\u7528\u3059\u308b\u65b9\u304c\u3001\u52b9\u7387\u304c\u3044\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<ul style=\"margin-left: 30px\">\n<li>Chrome \u30e1\u30cb\u30e5\u30fc\u304b\u3089\u300c\u305d\u306e\u4ed6\u306e\u30c4\u30fc\u30eb\u300d\uff1e\u300c\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc \u30c4\u30fc\u30eb\u300d\u3092\u9078\u629e<\/li>\n<li>\u30da\u30fc\u30b8\u8981\u7d20\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u300c\u691c\u8a3c\u300d\u3092\u9078\u629e<\/li>\n<li>\u30ad\u30fc\u30dc\u30fc\u30c9\u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8\u300cCtrl+Shift+I\u300d\uff08Windows\uff09\u307e\u305f\u306f\u300cCmd+Opt+I\u300d\uff08Mac\uff09\u3092\u62bc\u3059<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u306e\u3044\u305a\u308c\u304b\u306e\u64cd\u4f5c\u3067\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u6027\u80fd\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure style=\"width: 2178px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/google-chrome-devtools-ttfb.jpg\" alt=\"Google Chrome\u306eDevtools\u306eTTFB\" width=\"2178\" height=\"799\"><figcaption class=\"wp-caption-text\">Google Chrome\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066TTFB\u3092\u78ba\u8a8d<\/figcaption><\/figure>\n<h3>Geekflare\u306e\u30c4\u30fc\u30eb\u3067TTFB\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n<p>Geekflare\u306b\u306f\u3001\u30b5\u30a4\u30c8\u306e\u30c6\u30b9\u30c8\u3084\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u4f7f\u3048\u308b\u4fbf\u5229\u306a\u7121\u6599\u30c4\u30fc\u30eb\u3092\u591a\u6570\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<a href=\"https:\/\/gf.dev\/ttfb-test\">TTFB\u30c4\u30fc\u30eb<\/a>\u306f\u3001\u540c\u793e\u30b5\u30a4\u30c8\u306e\u76e3\u67fb\u30c4\u30fc\u30eb\u306b\u7d44\u307f\u8fbc\u307e\u308c\u305f\u6a5f\u80fd\u306e\u3072\u3068\u3064\u3067\u3001TTFB\u30b9\u30b3\u30a2\u3092\u6df1\u304f\u5206\u6790\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\uff08\u6700\u521d\u306e\u30d0\u30a4\u30c8\u5fdc\u7b54\u6642\u9593\uff09 \u3092\u3088\u308a\u6df1\u304f\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_200383\" aria-describedby=\"caption-attachment-200383\" style=\"width: 1200px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-200383 size-full\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2017\/01\/geekflare-website-audit.png\" alt=\"GeekFlare\u306e\u30b5\u30a4\u30c8\u76e3\u67fb\u30c4\u30fc\u30eb\" width=\"1200\" height=\"371\"><figcaption id=\"caption-attachment-200383\" class=\"wp-caption-text\">GeekFlare\u306e\u30b5\u30a4\u30c8\u76e3\u67fb\u30c4\u30fc\u30eb<\/figcaption><\/figure>\n<h3>WebPageTest\u3067TTFB\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n<p><a href=\"https:\/\/www.webpagetest.org\/\">WebPageTest<\/a>\u3067\u3082TTFB\u3092\u6e2c\u5b9a\u3067\u304d\u307e\u3059\u3002\u540c\u793e\u306b\u3088\u308b\u3068\u3001\u76ee\u6a19\u6642\u9593\u306fDNS\u3001\u30bd\u30b1\u30c3\u30c8\u3001SSL\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u306b\u5fc5\u8981\u306a\u6642\u9593\uff0b100\u30df\u30ea\u79d2\u3068\u306e\u3053\u3068\u3002\u76ee\u6a19\u304b\u3089100\u30df\u30ea\u79d2\u9045\u308c\u308b\u3054\u3068\u306b\u6587\u5b57\u3067\u8868\u3055\u308c\u308b\u30b0\u30ec\u30fc\u30c9\u304c1\u3064\u305a\u3064\u4e0b\u304c\u308a\u307e\u3059\uff08A\u2192B\u2026\u3068\u3044\u3063\u305f\u5177\u5408\uff09\u3002\u3054\u89a7\u306e\u3068\u304a\u308a\u3001\u30c6\u30b9\u30c8\u3067\u4f7f\u3063\u305f\u30b5\u30a4\u30c8\u306eTTFB\u306f0.256\u79d2\uff08256\u30df\u30ea\u79d2\uff09\u3067\u3057\u305f\u3002<\/p>\n<figure style=\"width: 1680px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/webpagetest-ttfb.jpg\" alt=\"WebPageTest\u306eTTFB\" width=\"1680\" height=\"694\"><figcaption class=\"wp-caption-text\">WebPageTest\u306eTTFB<\/figcaption><\/figure>\n<h3>Pingdom\u3067TTFB\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n<p>Chrome\u3068WebPageTest\u3067\u306f\u3001TTFB\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u304c\u3001<a href=\"https:\/\/tools.pingdom.com\/\">Pingdom<\/a>\u3067\u306f\u300cWait\u300d\uff08\u5f85\u6a5f\u6642\u9593\uff09\u3068\u8868\u8a18\u3055\u308c\u307e\u3059\u3002<a href=\"https:\/\/kinsta.com\/jp\/blog\/pingdom-speed-test\/\">Pingdom\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure style=\"width: 1680px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/wait-time-pingdom.jpg\" alt=\"Pingdom\u30c4\u30fc\u30eb\u3067\u306e\u5f85\u6a5f\u6642\u9593\" width=\"1680\" height=\"655\"><figcaption class=\"wp-caption-text\">Pingdom\u30c4\u30fc\u30eb\u3067\u306e\u5f85\u6a5f\u6642\u9593<\/figcaption><\/figure>\n<h3>GTmetrix\u3067TTFB\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n<p>GTmetrix\u3067\u3082\u3001Pingdom\u3068\u540c\u69d8\u306b\u3001TTFB\u306f\u300cWait\u300d\uff08\u5f85\u6a5f\u6642\u9593\uff09\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<a href=\"https:\/\/kinsta.com\/jp\/blog\/gtmetrix-speed-test\/\">GTmetrix\u306e\u4f7f\u3044\u65b9\u306f\u3001\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure style=\"width: 1571px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/05\/gtmetrix-waiting.png\" alt=\"GTmetrix\u3092\u4f7f\u7528\u3057TTFB\u3092\u6e2c\u5b9a\" width=\"1571\" height=\"886\"><figcaption class=\"wp-caption-text\">GTmetrix\u3092\u4f7f\u7528\u3057TTFB\u3092\u6e2c\u5b9a<\/figcaption><\/figure>\n<h3>KeyCDN\u306e\u30c4\u30fc\u30eb\u3067TTFB\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n<p>KeyCDN\u306b\u306f\u300114\u30ab\u6240\u304b\u3089\u540c\u6642\u306bTTFB\u3092\u6e2c\u5b9a\u3067\u304d\u308b\u3001\u512a\u308c\u305f<a href=\"https:\/\/tools.keycdn.com\/performance\">\u30a6\u30a7\u30d6\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c6\u30b9\u30c8\u30c4\u30fc\u30eb<\/a>\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001TTFB\u306f\u30a2\u30e1\u30ea\u30ab\u3067\u306f\u77ed\u304f\u3001\u4ed6\u306e\u56fd\u3067\u306f\u306f\u308b\u304b\u306b\u9577\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30c6\u30b9\u30c8\u30b5\u30a4\u30c8\u306e\u30b5\u30fc\u30d0\u30fc\u304c\u30a2\u30e1\u30ea\u30ab\u306b\u3042\u308b\u305f\u3081\u3067\u3059\u3002\u30ec\u30a4\u30c6\u30f3\u30b7\u3068\u8ddd\u96e2\u304cTTFB\u306b\u5f71\u97ff\u3059\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1596px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/keycdn-ttfb-test.jpg\" alt=\"KeyCDN \u306eTTFB\u30c6\u30b9\u30c8\" width=\"1596\" height=\"878\"><figcaption class=\"wp-caption-text\">KeyCDN \u306eTTFB\u30c6\u30b9\u30c8<\/figcaption><\/figure>\n<p>\u3053\u306e\u4ed6\u306b\u3082\u3001<a href=\"https:\/\/performance.sucuri.net\/\">Sucuri Performance Tool<\/a>\u3084<a href=\"http:\/\/www.bytecheck.com\/\">ByteCheck<\/a>\u306a\u3069\u3001TTFB\u304c\u6e2c\u5b9a\u3067\u304d\u308b\u30c4\u30fc\u30eb\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002\u3054\u5b58\u3058\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001Google\u30a2\u30ca\u30ea\u30c6\u30a3\u30af\u30b9\u3067\u3082\u3001\u5e73\u5747\u5fdc\u7b54\u6642\u9593\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u300c\u884c\u52d5\u300d\uff1e\u300c\u30b5\u30a4\u30c8\u306e\u901f\u5ea6\u300d\uff1e\u300c\u901f\u5ea6\u306b\u3064\u3044\u3066\u306e\u63d0\u6848\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1799px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/google-analytics-ttfb.jpg\" alt=\"Google Analytics\u306eTTFB\u30ec\u30dd\u30fc\u30c8\" width=\"1799\" height=\"596\"><figcaption class=\"wp-caption-text\">Google Analytics\u306eTTFB\u30ec\u30dd\u30fc\u30c8<\/figcaption><\/figure>\n<h2>\u30b5\u30a4\u30c8\u306eTTFB\u3092\u4f4e\u6e1b\u3059\u308b4\u3064\u306e\u65b9\u6cd5<\/h2>\n<p>\u7d9a\u3044\u3066\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306eTTFB\u4f4e\u6e1b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h3>1. \u9ad8\u901f\u30b5\u30fc\u30d0\u30fc\u3092\u5229\u7528\u3059\u308b<\/h3>\n<p>TTFB\u3092\u6e1b\u3089\u3059\u6700\u521d\u306e\u65b9\u6cd5\u306f\u3001\u9ad8\u901f\u306a\u30b5\u30fc\u30d0\u30fc\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3042\u308b\u5171\u7528\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\uff08\u6ce8\u91c8\uff1a1\u53f0\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u8907\u6570\u30e6\u30fc\u30b6\u30fc\u3067\u5171\u6709\u3059\u308b\u30bf\u30a4\u30d7\uff09\u306eTTFB\uff08\u30a2\u30ea\u30be\u30ca\u5dde\u30d5\u30a7\u30cb\u30c3\u30af\u30b9\uff09\u3068\u3001\u30de\u30cd\u30fc\u30b8\u30c9WordPress\u5c02\u7528\u30b5\u30fc\u30d0\u30fc\u3067\u3042\u308bKinsta\u306eTTFB\uff08\u30a2\u30a4\u30aa\u30ef\u5dde\u30ab\u30a6\u30f3\u30b7\u30eb\u30d6\u30e9\u30d5\u30b9\uff09\u3092\u6bd4\u8f03\u3057\u307e\u3057\u305f\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306eTwenty Seventeen\u30c6\u30fc\u30de\u3092\u4f7f\u7528\u3002\u8a2d\u5b9a\u3082\u307e\u3063\u305f\u304f\u540c\u3058\u3067\u3059\u3002Kinsta\u3067\u306f\u73fe\u5728\u3001<a href=\"https:\/\/kinsta.com\/jp\/docs\/service-information\/data-center-locations\/\">Google Cloud Platform\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc27\u30ab\u6240\u3059\u3079\u3066<\/a>\u306e\u4e2d\u304b\u3089\u597d\u304d\u306a\u3082\u306e\u304c\u9078\u3079\u307e\u3059\u3002\u30b5\u30a4\u30c8\u8a2a\u554f\u8005\u306b\u8fd1\u3044\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3092\u9078\u629e\u3059\u308b\u306e\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n<p>\u3055\u3089\u306bKinsta\u3067\u306f\u3001<strong>\u3059<\/strong><strong>\u3079\u3066\u306e\u30b5\u30fc\u30d0\u30fc\u30d7\u30e9\u30f3\u3092\u5bfe\u8c61\u306b<\/strong><strong>Google Cloud Platform<\/strong><strong>\u306e\u30d7\u30ec\u30df\u30a2\u30e0\u30c6\u30a3\u30a2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059<\/strong>\u3002\u4e00\u65b9\u3067\u3001\u591a\u304f\u306e\u4e00\u822c\u7684\u306a\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u3001\u9045\u5ef6\u306e\u539f\u56e0\u3068\u306a\u308bGoogle Cloud\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30c6\u30a3\u30a2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u67d0\u5171\u7528\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eTTFB<\/strong><\/p>\n<p>\u5168\u5730\u57df\u306e<strong>\u5e73\u5747<\/strong><strong>TTFB<\/strong><strong>\u306f<\/strong><strong>520<\/strong><strong>\u30df\u30ea\u79d2<\/strong>\u3002\u30a2\u30e1\u30ea\u30ab\u3068\u30ab\u30ca\u30c0\u306e\u307f\u306e<strong>\u5e73\u5747<\/strong><strong>TTFB<\/strong><strong>\u306f<\/strong><strong>240<\/strong><strong>\u30df\u30ea\u79d2<\/strong>\u3067\u3057\u305f\u3002<\/p>\n<figure style=\"width: 1676px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/shared-hosting-ttfb.jpg\" alt=\"\u5171\u6709\u30b5\u30fc\u30d0\u30fc\u4f1a\u793e\u306eTTFB\" width=\"1676\" height=\"815\"><figcaption class=\"wp-caption-text\">\u67d0\u5171\u7528\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eTTFB<\/figcaption><\/figure>\n<p><strong>Kinsta\u306eTTFB<\/strong><\/p>\n<p>\u5168\u5730\u57df\u306e<strong>\u5e73\u5747<\/strong><strong>TTFB<\/strong><strong>\u306f<\/strong><strong>412<\/strong><strong>\u30df\u30ea\u79d2<\/strong>\u3067\u3001\u30a2\u30e1\u30ea\u30ab\u3068\u30ab\u30ca\u30c0\u306e\u307f\u306e<strong>\u5e73\u5747<\/strong><strong>TTFB<\/strong><strong>\u306f<\/strong><strong>164<\/strong><strong>\u30df\u30ea\u79d2<\/strong>\u3067\u3057\u305f\u3002Kinsta\u3067\u306f\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u3067\u3082\u30a2\u30b8\u30a2\u3067\u3082\u3001\u6570\u3042\u308b\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304b\u3089\u9078\u3093\u3067\u30b5\u30a4\u30c8\u3092\u30db\u30b9\u30c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<a href=\"https:\/\/kinsta.com\/jp\/docs\/service-information\/data-center-locations\/\">Google Cloud\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u4e00\u89a7\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure style=\"width: 1672px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/managed-wordpress-host-ttfb.jpg\" alt=\"\u30de\u30cd\u30fc\u30b8\u30c9WordPress\u5c02\u7528\u30b5\u30fc\u30d0\u30fc\u306eTTFB\" width=\"1672\" height=\"809\"><figcaption class=\"wp-caption-text\">\u30de\u30cd\u30fc\u30b8\u30c9WordPress\u5c02\u7528\u30b5\u30fc\u30d0\u30fc\u306eTTFB<\/figcaption><\/figure>\n<p class=\"p1\">\u9ad8\u901f\u306a\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3060\u3051\u3067\u3001\u4e16\u754c\u5168\u4f53\u306e<strong>TTFB\u304c20\uff05\u6e1b\u5c11<\/strong>\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u30a2\u30e1\u30ea\u30ab\u3068\u30ab\u30ca\u30c0\u306e<strong>TTFB\u306f32\uff05\u6e1b\u5c11<\/strong>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u7d30\u90e8\u3092\u8003\u616e\u3057\u3066\u8a2d\u8a08\u3055\u308c\u305f\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u6301\u3064\u3001\u512a\u308c\u305f<a href=\"https:\/\/sevalla.com\/application-hosting\/\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>\u3001<a href=\"https:\/\/sevalla.com\/database-hosting\/\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/a>\u3001<a href=\"https:\/\/kinsta.com\/jp\/wordpress-hosting\/\">\u30de\u30cd\u30fc\u30b8\u30c9WordPress\u5c02\u7528\u30b5\u30fc\u30d0\u30fc<\/a>\u3078\u306e\u6295\u8cc7\u306f\u3001TTFB\u306e\u6539\u5584\u306b\u975e\u5e38\u306b\u52b9\u679c\u7684\u3067\u3059\u3002<\/p>\n<p class=\"p1\">\u8a2a\u554f\u8005\u306e\u8fd1\u304f\u306b\u3042\u308b\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3092\u9078\u3076\u3053\u3068\u3082\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u65e5\u672c\u304b\u3089\u306e\u30b5\u30a4\u30c8\u8a2a\u554f\u8005\u304c\u5927\u591a\u6570\u3067\u3042\u308c\u3070\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3092\u9078\u3076\u306e\u306f\u5f97\u7b56\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff08\u305f\u3060\u3057\u3001CDN\u3092\u4f7f\u3063\u3066\u3042\u308b\u7a0b\u5ea6\u305d\u306e\u5f71\u97ff\u3092\u6291\u3048\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\uff09\u3002<\/p>\n<h3>2. CDN\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>TTFB\u3092\u6e1b\u3089\u3059\u3082\u30461\u3064\u306e\u7c21\u5358\u306a\u65b9\u6cd5\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/wordpress-cdn\/\">\u30b3\u30f3\u30c6\u30f3\u30c4\u30c7\u30ea\u30d0\u30ea\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/a>\uff08CDN\uff09\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3002\u4e16\u754c\u5404\u5730\u306b\u8a2a\u554f\u8005\u306e\u3044\u308b\u30b5\u30a4\u30c8\u3067\u306f\u3001CDN\u306b\u3088\u308aTTFB\u3092\u5927\u5e45\u306b\u4f4e\u6e1b\u3067\u304d\u307e\u3059\u3002\u5148\u306b\u3054\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u6240\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u305d\u306e\u5f71\u97ff\u3092\u304a\u898b\u305b\u3059\u308b\u306e\u306b\u3001Kinsta\u611b\u7528\u306eKeyCDN\u3067\u7c21\u5358\u306a\u30c6\u30b9\u30c8\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u5404\u30c6\u30b9\u30c8\u30925\u56de\u5b9f\u884c\u3057\u3001\u5e73\u5747\u3092\u51fa\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>CDN<\/strong><strong>\u306a\u3057\u306e<\/strong><strong>TTFB<\/strong><\/p>\n<p>\u307e\u305a\u3001CDN\u3092\u7121\u52b9\u306b\u3057\u3066\u30c6\u30b9\u30c8\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u5408\u8a08\u8aad\u307f\u8fbc\u307f\u6642\u9593\u306f1.45\u79d2\u3001\u30a2\u30bb\u30c3\u30c8\u306e\u5e73\u5747TTFB\u306f\u7d04136\u30df\u30ea\u79d2\u3067\u3057\u305f\u3002<\/p>\n<figure style=\"width: 1687px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2016\/08\/ttfb-before-cdn.png\" alt=\"CDN\u3092\u5165\u308c\u308b\u524d\u306eTTFB\" width=\"1687\" height=\"708\"><figcaption class=\"wp-caption-text\">CDN\u7121\u52b9\u6642\u306eTTFB<\/figcaption><\/figure>\n<p><strong>CDN\u3042\u308a\u306eTTFB<\/strong><\/p>\n<p>\u6b21\u306b\u3001CDN\u3092\u6709\u52b9\u306b\u3057\u3066\u30c6\u30b9\u30c8\u3092\u518d\u3073\u5b9f\u884c\u3057\u307e\u3057\u305f\u3002\u3054\u89a7\u306e\u3068\u304a\u308a\u3001\u5408\u8a08\u8aad\u307f\u8fbc\u307f\u6642\u9593\u306f788\u30df\u30ea\u79d2\u306b\u4e0b\u304c\u308a\u3001\u5e73\u5747TTFB\u306f\u4eca\u308437\u30df\u30ea\u79d2\u3067\u3059\uff01CDN\u306f\u78ba\u304b\u306a\u9055\u3044\u3092\u751f\u307f\u307e\u3059\u3002\u305d\u308c\u306b\u3001\u5834\u6240\u3092\u30b9\u30c8\u30c3\u30af\u30db\u30eb\u30e0\u306b\u3057\u305f\u3053\u3068\u3082\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u3068\u3044\u3046\u306e\u3082\u3001\u7d50\u679c\u304c\u3069\u308c\u3060\u3051\u6539\u5584\u3059\u308b\u306e\u304b\u3092\u793a\u3059\u305f\u3081\u3067\u3059\u3002\u30b9\u30c8\u30c3\u30af\u30db\u30eb\u30e0\u306b\u306fCDN POP\uff08\u63a5\u7d9a\u30dd\u30a4\u30f3\u30c8\uff09\u304c\u3042\u308a\u307e\u3059\u3002\u3067\u3059\u306e\u3067\u3001\u30b9\u30c8\u30c3\u30af\u30db\u30eb\u30e0\u304b\u3089\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u914d\u4fe1\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1687px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2016\/08\/ttfb-after-cdn.png\" alt=\"TTFB\u3092\u5165\u308c\u3066\u304b\u3089\u306eCDN\" width=\"1687\" height=\"708\"><figcaption class=\"wp-caption-text\">CDN\u6709\u52b9\u6642\u306eCDN<\/figcaption><\/figure>\n<p>\u6ce8\uff09Cloudflare\u3092\u3054\u5229\u7528\u306e\u5834\u5408\u306f\u3001<a href=\"https:\/\/woorkup.com\/cloudflare-alternative\/\">TTFB\u304c\u5c11\u3057\u9577\u304f\u306a\u308b<\/a>\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u5897\u3048\u3001\u5b8c\u5168\u306a\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d3\u30b9\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002Cloudflare\u306b\u306f\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3084\u3001\u305d\u306e\u4ed6\u306eCDN\u306b\u306f\u306a\u3044\u6a5f\u80fd\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u5927\u4e8b\u306a\u306e\u306f\u30b5\u30a4\u30c8\u6bce\u306b\u9069\u5207\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3092\u5224\u65ad\u3059\u308b\u3053\u3068\u3002\u30b5\u30a4\u30c8\u304c\u5b8c\u5168\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306b\u306f\u3001TTFB\u304c\u82e5\u5e72\u9577\u304f\u3066\u3082Cloudflare\u3092\u5229\u7528\u3059\u308b\u4fa1\u5024\u306f\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u306a\u304a\u3001WP Bullet\u306e\u8a18\u4e8b\u3067\u306f\u3001<a href=\"https:\/\/guides.wp-bullet.com\/cloudflare-cache-wordpress-posts-and-pages-guide\/\">Cloudflare\u306e\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5<\/a>\u3092\u4f7f\u7528\u3057\u3066TTFB\u3092\u4e0b\u3052\u308b\u65b9\u6cd5\u304c\u89e3\u8aac\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u8ffd\u52a0\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3068\u30c6\u30b9\u30c8\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u5404\u74b0\u5883\u3067\u72b6\u6cc1\u306f\u7570\u306a\u308b\u305f\u3081\u3001\u63a1\u7528\u524d\u306b\u5fc5\u305a\u3054\u81ea\u5206\u306e\u30b5\u30a4\u30c8\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u30c6\u30b9\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u95a2\u9023\u3057\u3066\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/cloudflare-apo-wordpress\/\">WordPress\u306bCloudflare APO\u3092\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>3. \u30b5\u30a4\u30c8\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>3\u3064\u76ee\u304c\u3053\u3061\u3089\u3002\u304a\u305d\u3089\u304f\u6700\u3082\u7c21\u5358\u306aTTFB\u4f4e\u6e1b\u65b9\u6cd5\u304c\u3001\u30b5\u30a4\u30c8\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u5229\u7528\u3067\u3059\u3002\u591a\u304f\u306e\u4eba\u304c\u300c\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u8aad\u307f\u8fbc\u307f\u6642\u9593\u524a\u6e1b\u3060\u3051\u306e\u3082\u306e\u300d\u3068\u8aa4\u89e3\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u5b9f\u969b\u306b\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u51e6\u7406\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001TTFB\u524a\u6e1b\u306b\u3082\u8ca2\u732e\u3057\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u3046\u5834\u5408\u3068\u4f7f\u308f\u306a\u3044\u5834\u5408\u306e\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3066\u307f\u307e\u3057\u305f\u3002\u5404\u30c6\u30b9\u30c8\u306f5\u56de\u5b9f\u884c\u3057\u3001\u5e73\u5747\u3092\u7b97\u51fa\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u306a\u3057<\/strong><\/p>\n<p>Pingdom\u3092\u4f7f\u7528\u3057\u3066\u30b9\u30d4\u30fc\u30c9\u30c6\u30b9\u30c8\u3092\u884c\u3063\u305f\u7d50\u679c\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306a\u3057\u3067\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u6642\u9593\u306f1.17\u79d2\u3001TTFB\u306f560\u30df\u30ea\u79d2\u3067\u3057\u305f\u3002<\/p>\n<figure style=\"width: 1679px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/non-cached-ttfb.jpg\" alt=\"\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3092\u5b9f\u884c\u3057\u3066\u3044\u306a\u3044\u307e\u307e\u306eTTFB\" width=\"1679\" height=\"918\"><figcaption class=\"wp-caption-text\">\u30ad\u30e3\u30c3\u30b7\u30e5\u306a\u3057\u306eTTFB<\/figcaption><\/figure>\n<p><strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u3042\u308a<\/strong><\/p>\n<p>\u6b21\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u3057\u3001Pingdom\u30b9\u30d4\u30fc\u30c9\u30c6\u30b9\u30c8\u3092\u518d\u5ea6\u5b9f\u65bd\u3057\u307e\u3059\u3002\u4eca\u56de\u306e\u30b5\u30a4\u30c8\u8aad\u307f\u8fbc\u307f\u6642\u9593\u306f643\u30df\u30ea\u79d2\u3001TTFB\u306f57\u30df\u30ea\u79d2\u3067\u3057\u305f\u3002<\/p>\n<figure style=\"width: 1680px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2017\/01\/wordpress-caching-ttfb.jpg\" alt=\"\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3092\u5b9f\u884c\u3057\u305f\u307e\u307e\u306eTTFB\" width=\"1680\" height=\"913\"><figcaption class=\"wp-caption-text\">\u30ad\u30e3\u30c3\u30b7\u30e5\u3042\u308a\u306eTTFB<\/figcaption><\/figure>\n<p>\u3054\u89a7\u306e\u3068\u304a\u308a\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u3057\u305f\u3060\u3051\u3067\u3001<strong>TTFB<\/strong><strong>\u3092<\/strong><strong>90<\/strong><strong>\uff05\u524a\u6e1b\u3067\u304d\u307e\u3057\u305f\uff01<\/strong><a href=\"https:\/\/kinsta.com\/jp\/blog\/wordpress-cache\/\">Kinsta\u306e\u30ad\u30e3\u30c3\u30b7\u30e5<\/a>\u306b\u3064\u3044\u3066\u306e\u8a18\u4e8b\u3082\u3042\u308f\u305b\u3066\u3054\u89a7\u4e0b\u3055\u3044\u3002\u5f53\u793e\u3067\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u30ec\u30d9\u30eb\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u7cfb\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002\u30de\u30cd\u30fc\u30b8\u30c9WordPress\u5c02\u7528\u30b5\u30fc\u30d0\u30fc\u30b5\u30fc\u30d3\u30b9\u3092\u3054\u5229\u7528\u3067\u306a\u3044\u65b9\u306b\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/wordpress-caching-plugins\/\">\u7121\u6599\u3067\u4f7f\u3048\u308bCache Enabler\u306a\u3069\u306e\u30d7\u30e9\u30b0\u30a4\u30f3<\/a>\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<h3>4. \u30d7\u30ec\u30df\u30a2\u30e0DNS\u3092\u5229\u7528\u3059\u308b<\/h3>\n<p>\u6700\u5f8c\u306b\u3001DNS\u3082TTFB\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u5f71\u97ff\u306e\u5ea6\u5408\u3044\u3092\u6b63\u78ba\u306b\u8a08\u6e2c\u3059\u308b\u306e\u306f\u7c21\u5358\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u5408\u8a08DNS\u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u6642\u9593\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u30d4\u30f3\u304b\u3089\u30ad\u30ea\u307e\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<strong>SolveDNS\u30b9\u30d4\u30fc\u30c9\u30c6\u30b9\u30c8\u30c4\u30fc\u30eb<\/strong>\u3092\u4f7f\u7528\u3057\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3066\u307f\u307e\u3057\u305f\u3002NameCheap\u306e\u7121\u6599DNS\u3092\u4f7f\u7528\u3059\u308b\u30c9\u30e1\u30a4\u30f3\u306e\u5fdc\u7b54\u6642\u9593\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p><strong>NameCheap\u306eDNS\uff08\u7121\u6599\uff09<\/strong><\/p>\n<figure style=\"width: 1856px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2016\/10\/free-dns-speed.png\" alt=\"\u7121\u6599\u306eDNS\u30b9\u30d4\u30fc\u30c9\" width=\"1856\" height=\"1217\"><figcaption class=\"wp-caption-text\">\u7121\u6599DNS\u306e\u30b9\u30d4\u30fc\u30c9<\/figcaption><\/figure>\n<p>\u6b21\u306b\u3001Amazon Route 53\u306e\u30d7\u30ec\u30df\u30a2\u30e0DNS\u3092\u4f7f\u7528\u3057\u305f\u4f8b\u3067\u3059\u3002\u3054\u89a7\u306e\u3068\u304a\u308a\u3001Amazon\u3067\u306fDNS\u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u6642\u9593\u304c\u5927\u5e45\u306b\u77ed\u7e2e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u666e\u901a\u3001\u30d7\u30ec\u30df\u30a2\u30e0DNS\u306e\u30b9\u30d4\u30fc\u30c9\u306e\u65b9\u304c\u5727\u5012\u7684\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u3061\u306a\u307f\u306b\u3001Cloudflare\u306f\u7121\u6599\u3067\u4f7f\u3048\u307e\u3059\u304c\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u512a\u79c0\u3067\u3059\u3002<\/p>\n<p><strong>Amazon Route 53\u306eDNS<\/strong><\/p>\n<figure style=\"width: 1809px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2016\/10\/amazon-premium-dns-speed.jpg\" alt=\"Amazon\u306e\u30d7\u30ec\u30df\u30a2\u30e0DNS\u306e\u30b9\u30d4\u30fc\u30c9\" width=\"1809\" height=\"2328\"><figcaption class=\"wp-caption-text\">Amazon\u30d7\u30ec\u30df\u30a2\u30e0DNS\u306e\u30b9\u30d4\u30fc\u30c9<\/figcaption><\/figure>\n<p><a href=\"https:\/\/kinsta.com\/jp\/blog\/premium-dns\/\">\u30d7\u30ec\u30df\u30a2\u30e0DNS\u3092\u4f7f\u7528\u3059\u3079\u304d\u7406\u7531<\/a>\u3082\u3042\u308f\u305b\u3066\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002Kinsta\u306f<a href=\"https:\/\/kinsta.com\/jp\/docs\/wordpress-hosting\/wordpress-domains\/dns\/#nameservers\">Amazon Route 53<\/a>\u3092\u63a1\u7528\u3002\u3059\u3079\u3066\u306e\u304a\u5ba2\u69d8\u306b\u7121\u6599\u3067\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>TTFB\u3092\u6e1b\u3089\u3059\u305f\u3081\u306b\u6700\u9069\u5316\u307e\u305f\u306f\u4fee\u6b63\u3067\u304d\u308b\u3082\u306e\u306f\u6570\u591a\u304f\u3042\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u30c7\u30a3\u30b9\u30afI\/O\u3001\u30b9\u30ef\u30c3\u30d7\u4f7f\u7528\u72b6\u6cc1\u3001RAM\u3001PHP\u8a2d\u5b9a\u3001MySQL\u8a2d\u5b9a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u5b9a\u3001TLS\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306a\u3069\u306a\u3069\u3002\u305f\u3060\u3057\u3001\u4eca\u56de\u3054\u7d39\u4ecb\u3057\u305f\u5bfe\u7b56\u306f\u5b9f\u65bd\u3057\u3084\u3059\u304f\u3001\u305d\u306e\u5272\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u3082\u3057\u8ab0\u304b\u306bTTFB\u3092\u6e1b\u3089\u3059\u30b3\u30c4\u3092\u5c0b\u306d\u3089\u308c\u305f\u3089\u3001\u8ff7\u3046\u3053\u3068\u306a\u304f\u3001\u300c\u9ad8\u901f\u30b5\u30fc\u30d0\u30fc\u3001CDN\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001DNS\u304c\u809d\u3060\u300d\u3068\u7b54\u3048\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u3089\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u4fee\u6b63\u3001\u6539\u5584\u3059\u308c\u3070\u3001TTFB\u306f\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>TTFB\u306e\u65bd\u7b56\u306a\u3069\u306b\u3064\u3044\u3066\u3001\u3054\u7d4c\u9a13\u304c\u3042\u308c\u3070\u30b3\u30e1\u30f3\u30c8\u6b04\u304b\u3089\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3092\u4e0a\u3052\u308b\u3068\u306a\u308b\u3068\u3001\u666e\u901a\u306f\u3001\u30d5\u30ed\u30f3 &#8230;<\/p>\n","protected":false},"author":38,"featured_media":20574,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[39,28],"topic":[753,832,822,752],"class_list":["post-20275","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-ttfb","tag-webperf","topic-cdn","topic-wordpress-performance","topic-website-speed","topic-business-tools"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>TTFB\u3092\u77ed\u7e2e\u3057\u3066\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u3092\u9ad8\u901f\u5316\u3059\u308b\u65b9\u6cd5<\/title>\n<meta name=\"description\" content=\"\u30b5\u30a4\u30c8\u306eTTFB\uff08Time To First Byte\uff09\u306f\u3001\u9ad8\u901f\u30b5\u30fc\u30d0\u30fc\uff08\u7279\u306b\u30de\u30cd\u30fc\u30b8\u30c9\uff09\u3001CDN\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001DNS\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u7c21\u5358\u306b\u77ed\u7e2e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kinsta.com\/jp\/blog\/ttfb\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Time to First Byte\uff08TTFB\uff09\u3092\u77ed\u7e2e\u3057\u3066\u30b5\u30a4\u30c8\u8aad\u307f\u8fbc\u307f\u3092\u6539\u5584\u3059\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"\u30b5\u30a4\u30c8\u306eTTFB\uff08Time To First 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