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<a href=\"https:\/\/webhosting.de\/ja\/%e3%82%aa%e3%83%96%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88%e3%82%ad%e3%83%a3%e3%83%83%e3%82%b7%e3%83%a5%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%83%81%e3%83%a5%e3%83%bc%e3%83%8b%e3%83%b3\/\">Redis\u306b\u3088\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5<\/a>, \u5178\u578b\u7684\u306a\u3064\u307e\u305a\u304d\u306e\u5371\u967a\u3092\u56de\u907f\u3057 <strong>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong> \u3092\u4e0b\u3052\u305f\u3002.<\/p>\n\n<h2>CDN\u30ad\u30e3\u30c3\u30b7\u30e5\uff1a\u30a8\u30c3\u30b8\u3067\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u914d\u4fe1<\/h2>\n<p>\u3092\u4f7f\u3063\u3066\u3044\u308b\u3002 <strong>\u30b7\u30fc\u30c7\u30a3\u30fc\u30a8\u30cc<\/strong>, 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href=\"https:\/\/webhosting.de\/ja\/cdn%e8%a8%ad%e5%ae%9a-%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e3%82%a8%e3%83%a9%e3%83%bc%e3%82%92%e5%9b%9e%e9%81%bf-%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af\/\">CDN\u306e\u8a2d\u5b9a<\/a> \u5178\u578b\u7684\u306a\u8a2d\u5b9a\u30df\u30b9\u3092\u907f\u3051\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u79c1\u306f <strong>\u30a8\u30c3\u30b8<\/strong> 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<strong>\u95a2\u9023\u6027<\/strong> \u3092\u78ba\u4fdd\u3059\u308b\u3002<\/p>\n<p>WP Rocket\u3001LiteSpeed Cache\u3001W3TC\u306a\u3069\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001\u591a\u304f\u306e\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\u30d6\u30ed\u30c3\u30af\u3092\u30ab\u30d0\u30fc\u3057\u3066\u3044\u307e\u3059\u3002\u79c1\u306f\u5e38\u306bMinify\u3068Combine\u3092\u6bb5\u968e\u7684\u306b\u30c6\u30b9\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u91cd\u8981\u306aCSS\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u30d6\u30ed\u30c3\u30af\u3057\u306a\u3044\u3088\u3046\u306b\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u3067\u6226\u7565\u3092\u5ef6\u671f\u3059\u308b\u3002WooCommerce\u306b\u3064\u3044\u3066\u306f\u3001\u8cb7\u3044\u7269\u30ab\u30b4\u3001\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u3001\u30de\u30a4\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u4f8b\u5916\u306b\u6ce8\u610f\u3057\u3066\u3044\u307e\u3059\u3002Cron\u5236\u5fa1\u306e\u30d7\u30ea\u30ed\u30fc\u30c9\u306f\u91cd\u8981\u306a\u30da\u30fc\u30b8\u3092\u6e29\u304b\u304f\u4fdd\u3061\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9ad8\u901f\u3067\u4e00\u8cab\u6027\u306e\u3042\u308b <strong>\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb<\/strong>.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/02\/caching-ebenen-webhosting-8431.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u4f55\u304c\u91cd\u8981\u304b\u3092\u6e2c\u5b9a\u3059\u308b\uff1aTTFB\u3001LCP\u3001FID\u3001\u5e2f\u57df\u5e45<\/h2>\n<p>\u79c1\u306fTTFB\u3092\u6e2c\u5b9a\u3057\u3066\u8a55\u4fa1\u3059\u308b\u3002 <strong>\u8d77\u6e90<\/strong> \u3068LCP\u304c\u77e5\u899a\u3055\u308c\u308b\u901f\u5ea6\u306b\u5f71\u97ff\u3059\u308b\u3002\u3057\u3063\u304b\u308a\u3068\u3057\u305f\u30b5\u30fc\u30d0\u30fc\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3001\u7279\u306b\u7e70\u308a\u8fd4\u3055\u308c\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5834\u5408\u3001TTFB\u3092200-300\u30df\u30ea\u79d2\u4ee5\u4e0b\u306b\u62bc\u3057\u4e0a\u3052\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u512a\u308c\u305f\u30d6\u30e9\u30a6\u30b6\u3068CDN\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3001\u5927\u304d\u306a\u30a2\u30bb\u30c3\u30c8\u304c\u30aa\u30ea\u30b8\u30f3\u304b\u3089\u623b\u3063\u3066\u3053\u306a\u3044\u305f\u3081\u3001LCP\u3092\u9855\u8457\u306b\u6539\u5584\u3057\u307e\u3059\u3002JavaScript\u3092\u591a\u7528\u3059\u308b\u5834\u5408\u306fFID\u3084INP\u3092\u76e3\u8996\u3057\u3001defer\/preload\u3092\u9078\u629e\u7684\u306b\u4f7f\u7528\u3057\u3066\u3044\u308b\u3002\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3092\u4e00\u8cab\u3057\u3066\u4f7f\u7528\u3057 <strong>\u30d6\u30e9\u30a6\u30b6<\/strong> \u4ed5\u4e8b\u3060\u3002.<\/p>\n<p>\u79c1\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u52b9\u679c\u3092\u73fe\u5b9f\u7684\u306b\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306b\u3001\u30d5\u30a1\u30fc\u30b9\u30c8\u30d3\u30e5\u30fc\u3068\u30ea\u30d4\u30fc\u30c8\u30d3\u30e5\u30fc\u3092\u5b9a\u671f\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3044\u308b\u3002\u56fd\u5225\u6bd4\u8f03\u3067\u306f\u3001\u30a8\u30c3\u30b8\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u30bf\u30fc\u30b2\u30c3\u30c8\u5e02\u5834\u3092\u3046\u307e\u304f\u30ab\u30d0\u30fc\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u30a8\u30c3\u30b8\u306e\u30d2\u30c3\u30c8\u7387\u3092\u8ffd\u8de1\u3057\u3066\u3001\u5f31\u3044\u30eb\u30fc\u30c8\u3092\u898b\u3064\u3051\u3001TTL\u3092\u5fae\u8abf\u6574\u3057\u307e\u3059\u3002\u30ea\u30ea\u30fc\u30b9\u306e\u969b\u306b\u306f\u3001\u30d1\u30fc\u30b8\u304c\u7121\u99c4\u306b\u306a\u3089\u306a\u3044\u3088\u3046\u3001\u9069\u5ea6\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u3042\u308b\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u8a08\u753b\u3059\u308b\u3002\u30af\u30ea\u30fc\u30f3\u306a\u6e2c\u5b9a\u30eb\u30fc\u30c1\u30f3\u306f\u3001\u9ad8\u4fa1\u306a <strong>\u30a8\u30e9\u30fc<\/strong>.<\/p>\n\n<h2>\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u30fb\u30ec\u30d9\u30eb\u306e\u6bd4\u8f03\u30bf\u30b9\u30af\u3001\u30eb\u30fc\u30eb\u3001\u30c4\u30fc\u30eb<\/h2>\n<p>\u79c1\u306f\u3053\u306e\u8868\u3092 <strong>\u30ab\u30f3\u30cb\u30f3\u30b0\u30da\u30fc\u30d1\u30fc<\/strong> \u65e5\u3005\u306e\u6c7a\u65ad\u306e\u305f\u3081\u306b\u3002\u5404\u30ec\u30d9\u30eb\u304c\u4f55\u3092\u4fdd\u5b58\u3057\u3001TTL\u3092\u3069\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3001\u3069\u3053\u3092\u9664\u5916\u3057\u3066\u3044\u308b\u304b\u304c\u793a\u3055\u308c\u3066\u3044\u308b\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u8a66\u884c\u932f\u8aa4\u3059\u308b\u3053\u3068\u306a\u304f\u7d20\u65e9\u304f\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u66f4\u65b0\u306e\u969b\u306b\u3082\u67d4\u8edf\u6027\u3092\u4fdd\u3064\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u306e\u6bd4\u8f03\u3067\u306f\u3001\u591a\u304f\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u78ba\u5b9f\u306b\u6a5f\u80fd\u3059\u308bWordPress\u30c4\u30fc\u30eb\u3082\u53d6\u308a\u4e0a\u3052\u3066\u3044\u308b\u3002\u660e\u78ba\u306a\u57fa\u6e96\u306b\u3088\u308a\u3001\u79c1\u306f\u4e00\u8cab\u3057\u3066\u512a\u308c\u305f <strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong>.<\/p>\n<table>\n  <thead>\n    <tr>\n      <th>\u30ec\u30d9\u30eb<\/th>\n      <th>\u5e97\u8217<\/th>\n      <th>TTL\u63a8\u5968<\/th>\n      <th>\u30d0\u30a4\u30d1\u30b9<\/th>\n      <th>\u52b9\u679c<\/th>\n      <th>WP\u30c4\u30fc\u30eb<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5<\/td>\n      <td>CSS\u3001JS\u3001\u30d5\u30a9\u30f3\u30c8\u3001\u753b\u50cf<\/td>\n      <td>1\u9031\u9593\uff5e12\u30f6\u6708\uff08\u30cf\u30c3\u30b7\u30e5\u4ed8\uff09<\/td>\n      <td>HTML\u30c0\u30a4\u30ca\u30df\u30c3\u30af, \u7ba1\u7406\u8005<\/td>\n      <td>\u3088\u308a\u5c11\u306a\u3044\u8981\u6c42\u3001\u3088\u308a\u826f\u3044LCP<\/td>\n      <td>WP\u30ed\u30b1\u30c3\u30c8\u3001W3TC\uff08\u30d8\u30c3\u30c0\u30fc\uff09<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30b5\u30fc\u30d0\u30fc\u30ad\u30e3\u30c3\u30b7\u30e5\uff08\u30da\u30fc\u30b8\uff09<\/td>\n      <td>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3055\u308c\u305fHTML\u30da\u30fc\u30b8<\/td>\n      <td>5\u5206\uff5e24\u6642\u9593\uff08\u30eb\u30fc\u30c8\u30d9\u30fc\u30b9\uff09<\/td>\n      <td>\u30ed\u30b0\u30a4\u30f3\u3001\u30ab\u30fc\u30c8\u3001\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8<\/td>\n      <td>\u3088\u308a\u4f4e\u3044TTFB\u3001\u3088\u308a\u5c11\u306a\u3044CPU<\/td>\n      <td>Nginx FastCGI\u3001Varnish\u3001LSCache<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5<\/td>\n      <td>DB\u30af\u30a8\u30ea\u3001\u30c8\u30e9\u30f3\u30b8\u30a7\u30f3\u30c8<\/td>\n      <td>30\u79d2\uff5e1\u6642\u9593\uff08\u30b0\u30eb\u30fc\u30d7\u30d9\u30fc\u30b9\uff09<\/td>\n      <td>\u91cd\u8981\u306a\u30e9\u30a4\u30d6\u30c7\u30fc\u30bf<\/td>\n      <td>\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30fb\u30d3\u30e5\u30fc\u306e\u9ad8\u901f\u5316<\/td>\n      <td>Redis\/Memcached + W3TC<\/td>\n    <\/tr>\n    <tr>\n      <td>CDN\u30ad\u30e3\u30c3\u30b7\u30e5<\/td>\n      <td>\u8cc7\u7523\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306eHTML<\/td>\n      <td>1\u6642\u9593\uff5e30\u65e5\uff08\u30d5\u30a1\u30a4\u30eb\u30bf\u30a4\u30d7\uff09<\/td>\n      <td>\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3055\u308c\u305fHTML<\/td>\n      <td>\u30b0\u30ed\u30fc\u30d0\u30eb\u306b\u9045\u5ef6\u304c\u5c11\u306a\u3044<\/td>\n      <td>CDN + \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u7d71\u5408<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/02\/caching_ebenen_tech_office_9372.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u5178\u578b\u7684\u306a\u904e\u3061\u3068\u305d\u308c\u3092\u907f\u3051\u308b\u65b9\u6cd5<\/h2>\n<p>\u79c1\u306f\u3057\u3070\u3057\u3070\u77db\u76fe\u3057\u305f\u3082\u306e\u3092\u76ee\u306b\u3059\u308b\u3002 <strong>\u30d8\u30c3\u30c0\u30fc<\/strong>, \u306a\u3069\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u671f\u9650\u5207\u308c\u3060\u304c\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u5236\u5fa1\u306fno-store\u3067\u3042\u308b\u3002\u3053\u306e\u3088\u3046\u306a\u885d\u7a81\u306f\u3001\u4e00\u8cab\u6027\u306e\u306a\u3044\u30d2\u30c3\u30c8\u306b\u3064\u306a\u304c\u308a\u3001\u30d7\u30ed\u30ad\u30b7\u3092\u3044\u3089\u3044\u3089\u3055\u305b\u307e\u3059\u3002\u79c1\u306f\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3092\u6574\u7406\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u3054\u3068\u306b\u660e\u78ba\u306a\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3082\u3046\u3072\u3068\u3064\u306e\u5178\u578b\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u3067HTML\u3092\u904e\u5ea6\u306b\u9577\u3044\u6642\u9593\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3066\u3001\u8aad\u8005\u306b\u53e4\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u898b\u305b\u308b\u3053\u3068\u3060\u3002\u79c1\u306fHTML\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u6642\u9593\u3092\u77ed\u304f\u8a2d\u5b9a\u3057\u3001\u30d1\u30fc\u30b8\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u4f7f\u3063\u3066 <strong>\u30d5\u30a3\u30fc\u30c9<\/strong> \u306f\u6700\u65b0\u306e\u307e\u307e\u3067\u3042\u308b\u3002.<\/p>\n<p>\u3088\u304f\u3042\u308b\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306f\u3001CDN\u304c\u5225\u500b\u306e\u30ea\u30bd\u30fc\u30b9\u3068\u3057\u3066\u6271\u3046\u30af\u30a8\u30ea\u30fc\u6587\u5b57\u5217\u306b\u3088\u308b\u3082\u306e\u3060\u3002\u79c1\u306f\u4e0d\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6700\u5c0f\u9650\u306b\u3059\u308b\u304b\u3001\u30a8\u30c3\u30b8\u3067\u6b63\u898f\u5316\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002\u30ed\u30b0\u30a4\u30f3\u30a8\u30ea\u30a2\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3001\u30ed\u30b0\u30a2\u30a6\u30c8\u3084\u8cb7\u3044\u7269\u304b\u3054\u306e\u7d1b\u5931\u306b\u3082\u3064\u306a\u304c\u308b\u3002\u79c1\u306f\u30af\u30c3\u30ad\u30fc\u3092\u4f7f\u3063\u3066\u3053\u308c\u3092\u53b3\u5bc6\u306b\u5236\u5fa1\u3057\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u7834\u58ca\u3059\u308b\u30b7\u30b0\u30ca\u30eb\u3092\u6d88\u53bb\u3057\u3066\u3044\u308b\u3002\u753b\u50cf\u3092\u6700\u9069\u5316\u3059\u308b\u969b\u3001\u30c4\u30fc\u30eb\u306b\u3088\u3063\u3066\u306fETags\u3092\u7834\u58ca\u3059\u308b\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002 <strong>\u30cf\u30c3\u30b7\u30e5<\/strong>, \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u78ba\u5b9f\u306b\u691c\u8a3c\u3067\u304d\u308b\u3088\u3046\u306b\u3002.<\/p>\n\n<h2>\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u691c\u8a3c\uff1a\u76f2\u76ee\u7684\u306b\u3067\u306f\u306a\u304f\u3001\u30b9\u30de\u30fc\u30c8\u306b\u6d88\u53bb\u3059\u308b<\/h2>\n<p>\u79c1\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30b0\u30ed\u30fc\u30d0\u30eb\u306b\u3067\u306f\u306a\u304f\u3001\u7279\u5225\u306b\u6295\u3052\u3066\u3044\u308b\u3002 <strong>\u30d2\u30c3\u30c8\u6570<\/strong> \u3068\u30ed\u30fc\u30c9\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002\u66f4\u65b0\u5f8c\u306f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30eb\u30fc\u30c8\u3068\u95a2\u9023\u3059\u308b\u30d5\u30a3\u30fc\u30c9\u3001\u30b5\u30a4\u30c8\u30de\u30c3\u30d7\u3001\u30a2\u30f3\u30d7\u30d0\u30ea\u30a2\u30f3\u30c8\u3060\u3051\u3092\u30d1\u30fc\u30b8\u3059\u308b\u3002CDN\u306b\u3064\u3044\u3066\u306f\u3001\u30b5\u30ed\u30b2\u30fc\u30c8\u30fb\u30ad\u30fc\u3084\u30bf\u30b0\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u30fb\u30d5\u30a1\u30df\u30ea\u30fc\u5168\u4f53\u304c\u4e00\u5ea6\u306b\u6d88\u3048\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u30bd\u30fc\u30b9\u304c\u65b0\u9bae\u306a\u307e\u307e\u3067\u3082\u30e6\u30fc\u30b6\u30fc\u306f\u884c\u52d5\u3067\u304d\u308b\u3002 <strong>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0<\/strong>.<\/p>\n<p>\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u306e\u30ea\u30b9\u30af\u304c\u6e1b\u308b\u304b\u3089\u3060\u3002\u81ea\u52d5\u7684\u306a\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u306b\u3088\u3063\u3066\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u518d\u3073\u6e80\u305f\u3055\u308c\u308b\u3002\u30b7\u30e7\u30c3\u30d7\u306e\u5834\u5408\u306f\u3001\u4fa1\u683c\u3084\u5728\u5eab\u306e\u5909\u66f4\u5f8c\u306b\u5546\u54c1\u8a73\u7d30\u30da\u30fc\u30b8\u3092\u66f4\u65b0\u3059\u308b\u30eb\u30fc\u30eb\u3092\u4f5c\u3063\u3066\u3044\u308b\u3002\u96d1\u8a8c\u306e\u5834\u5408\u306f\u3001\u65b0\u3057\u3044\u8a18\u4e8b\u304c\u63b2\u8f09\u3055\u308c\u308b\u3068\u3001\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u3068\u95a2\u9023\u3059\u308b\u30ab\u30c6\u30b4\u30ea\u30fc\u304c\u30d1\u30fc\u30b8\u3055\u308c\u308b\u3002\u3088\u308a\u7d30\u304b\u304f\u4f5c\u696d\u3059\u308c\u3070\u3059\u308b\u307b\u3069\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u5b89\u5b9a\u3059\u308b\u3002 <strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u3092\u5909\u66f4\u3057\u305f\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/02\/developerdesk_caching_1234.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30ad\u30e3\u30c3\u30b7\u30e5\u91cd\u8996\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3092\u9078\u629e\u3059\u308b<\/h2>\n<p>\u5f37\u529b\u306a\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3092\u9078\u3076 <strong>\u30b9\u30bf\u30c3\u30af<\/strong>Nginx\/LSCache\u3001HTTP\/2\u307e\u305f\u306fHTTP\/3\u3001Redis\/Memcached\u3001\u305d\u3057\u3066\u7121\u99c4\u306e\u306a\u3044PHP-FPM\u3002FastCGI\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u81ea\u52d5\u30d1\u30fc\u30b8\u3092\u7d71\u5408\u3057\u305f\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306f\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u305f\u304f\u3055\u3093\u7bc0\u7d04\u3057\u3066\u304f\u308c\u308b\u3002\u8a2a\u554f\u8005\u6570\u304c\u591a\u3044\u5834\u5408\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u3068CDN\u63a5\u7d9a\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u6570\u500d\u306e\u52b9\u679c\u304c\u3042\u308a\u307e\u3059\u3002\u30c6\u30b9\u30c8\u3067\u306f\u3001webhoster.de\u306f\u4e00\u8cab\u3057\u3066Nginx\u30ad\u30e3\u30c3\u30b7\u30e5\u3001Memcached\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u30d7\u30e9\u30f3\u3067\u5f37\u529b\u306a\u7d50\u679c\u3092\u51fa\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30a8\u30ad\u30be\u30c1\u30c3\u30af\u306a\u3057\u3067\u77ed\u3044\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u30c8\u30ea\u30c3\u30af<\/strong>.<\/p>\n<p>\u30aa\u30fc\u30d7\u30f3\u30fb\u30d5\u30a1\u30a4\u30eb\u30fb\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u3001I\/O\u3001RAM\u3001\u30ef\u30fc\u30ab\u30fc\u306a\u3069\u3060\u3002\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30d2\u30c3\u30c8\u7387\u3001\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30b9\u3001\u30a8\u30c3\u30b8\u306e\u7d71\u8a08\u306b\u95a2\u3059\u308b\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u793a\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3064\u305f\u3081\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u304b\u3089\u72ec\u7acb\u3057\u3066\u5b9f\u884c\u3055\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3002\u540c\u4e00\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30ed\u30b8\u30c3\u30af\u3067\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u6642\u306e\u9a5a\u304d\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u308c\u3092\u304d\u3061\u3093\u3068\u30c1\u30a7\u30c3\u30af\u3059\u308c\u3070\u3001\u5f8c\u3067\u9ad8\u984d\u306a\u30b3\u30b9\u30c8\u3092\u7bc0\u7d04\u3067\u304d\u308b\u3002 <strong>\u30ea\u30bf\u30fc\u30f3<\/strong>.<\/p>\n\n<h2>\u5373\u52b9\u6027\u306e\u3042\u308b\u30b9\u30c6\u30c3\u30d7\u30fb\u30d0\u30a4\u30fb\u30b9\u30c6\u30c3\u30d7\u30fb\u30d7\u30e9\u30f3<\/h2>\n<p>\u30af\u30ea\u30fc\u30f3\u306a\u72b6\u614b\u304b\u3089\u59cb\u3081\u308b <strong>\u8cc7\u7523<\/strong>-\u8a08\u753b\uff1aCSS\/JS\/\u30d5\u30a9\u30f3\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3001\u305d\u308c\u304b\u3089\u9577\u3044\u30d6\u30e9\u30a6\u30b6\u306eTTL\u3002\u305d\u308c\u304b\u3089\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u3057\u3066\u3001\u4f8b\u5916\u306e\u30eb\u30fc\u30eb\u3092\u8a2d\u5b9a\u3057\u3001\u30d7\u30ea\u30ed\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u3002\u305d\u3057\u3066\u3001\u30af\u30a8\u30ea\u304c\u591a\u3044\u90e8\u5206\u306b\u306fRedis\/Memcached\u3092\u6709\u52b9\u306b\u3059\u308b\u3002\u305d\u3057\u3066CDN\u306b\u63a5\u7d9a\u3057\u3001\u30a8\u30c3\u30b8TTL\u3068stale-while-revalidate\u3092\u8a2d\u5b9a\u3057\u3001\u518d\u5ea6\u8a08\u6e2c\u3059\u308b\u3002\u6700\u5f8c\u306b\u3001\u753b\u50cf\u3092\u6700\u9069\u5316\u3057\u3001\u4e0d\u8981\u306aJS\u30d0\u30f3\u30c9\u30eb\u3092\u524a\u9664\u3057\u3001Core\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002 <strong>\u30d0\u30a4\u30bf\u30eb\u30ba<\/strong> 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<strong>\u7dad\u6301\u53ef\u80fd<\/strong>.<\/p>\n\n<h2>\u30d8\u30c3\u30c0\u30fc\u6226\u7565\uff1a\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u3001\u30d0\u30fc\u3092\u304d\u308c\u3044\u306b\u8a2d\u5b9a\u3059\u308b<\/h2>\n<p>\u79c1\u306f\u30d8\u30c3\u30c0\u30fc\u3092\u4e00\u8cab\u3057\u3066\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u3002 <strong>\u30ec\u30d9\u30eb<\/strong> \u306f\u3001\u305d\u308c\u304c\u4f55\u3092\u3059\u3079\u304d\u304b\u3092\u660e\u78ba\u306b\u77e5\u3063\u3066\u3044\u308b\u3002Cache-Control\u306fExpires\u306b\u52dd\u308a\u3001s-maxage\u306f\u5171\u6709\u30ad\u30e3\u30c3\u30b7\u30e5\uff08CDN\u3001\u30d7\u30ed\u30ad\u30b7\uff09\u3092\u5236\u5fa1\u3057\u3001max-age\u306f\u30d6\u30e9\u30a6\u30b6\u3092\u5236\u5fa1\u3059\u308b\u3002\u307e\u305f\u3001\u53b3\u5bc6\u306a\u9bae\u5ea6\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u9078\u629e\u7684\u306bmust-revalidate\u3092HTML\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u306e\u30d8\u30c3\u30c0\u30fc\u3092\u4e0a\u66f8\u304d\u305b\u305a\u306bCDN\u306b\u72ec\u81ea\u306e\u30eb\u30fc\u30eb\u3092\u8aad\u307e\u305b\u305f\u3044\u5834\u5408\u306f\u3001surrogate-control\u3092\u4f7f\u3046\u3002\u30d8\u30c3\u30c0\u30fc\u304c\u6b20\u843d\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u591a\u304f\u306e\u30d7\u30ed\u30ad\u30b7\u306f\u9bae\u5ea6\u3092\u63a8\u6e2c\u3059\u308b\u3002\u79c1\u306f\u30d0\u30ea\u30c7\u30fc\u30bf\u3068\u3057\u3066ETag\u3068Last-Modified\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30c4\u30fc\u30eb\u304cETag\u3092\u58ca\u3059\u5834\u5408\uff08\u753b\u50cf\u306e\u6700\u9069\u5316\u306a\u3069\uff09\u3001\u79c1\u306f\u660e\u78ba\u306aTTL\u3068\u30d5\u30a3\u30f3\u30ac\u30fc\u30d7\u30ea\u30f3\u30c8\u306b\u983c\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u3064\u306e\u660e\u78ba\u306a\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u304c\u6b8b\u308b\u307e\u3067\u3001\u77db\u76fe\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002.<\/p>\n<p>Vary\u306f\u6700\u5c0f\u9650\u306b\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306fgzip\/Brotli\u304c\u6a19\u6e96\u3067\u3059\u3002\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306b\u3064\u3044\u3066\u306f\u3001AVIF\/WebP\/JPEG\u306e\u9593\u3067\u672c\u5f53\u306b\u51fa\u529b\u3059\u308b\u5834\u5408\u306e\u307fVary: Accept\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3002\u30b0\u30ed\u30fc\u30d0\u30eb\u306aVary: Cookie\u306f\u907f\u3051\u3066\u3044\u307e\u3059\u3002 <strong>\u30d2\u30c3\u30c8\u7387<\/strong> \u305d\u306e\u4ee3\u308f\u308a\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u95a2\u9023\u3059\u308b\u30af\u30c3\u30ad\u30fc\uff08\u8a00\u8a9e\u3084\u901a\u8ca8\u306a\u3069\uff09\u3092\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3057\u3001\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u30af\u30c3\u30ad\u30fc\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u30ad\u30fc\u306b\u5f71\u97ff\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30a8\u30c3\u30b8\u3067\u30af\u30a8\u30ea\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6b63\u898f\u5316\u3059\u308b\uff1aUTM\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u524a\u9664\u3057\u3001\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u30d5\u30a3\u30eb\u30bf\u3092\u7dad\u6301\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30ad\u30fc\u304c\u5b89\u5b9a\u3057\u3001\u9069\u5207\u306b\u30bb\u30b0\u30e1\u30f3\u30c8\u5316\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n<h2>\u30ad\u30e3\u30c3\u30b7\u30e5\u30ad\u30fc\u306e\u8a2d\u8a08\uff1a\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5931\u3046\u3053\u3068\u306a\u304f\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3059\u308b<\/h2>\n<p>\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30ad\u30fc<\/strong> \u30d5\u30a9\u30fc\u30e0\u3092\u4f7f\u7528\u3059\u308b\uff1a\u30b9\u30ad\u30fc\u30de\u3001\u30db\u30b9\u30c8\u3001\u30d1\u30b9\u3001\u30af\u30ec\u30f3\u30b8\u30f3\u30b0\u3055\u308c\u305f\u30af\u30a8\u30ea\u30fc\u6587\u5b57\u5217\u304c\u57fa\u672c\u3067\u3059\u3002\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3001\u30d1\u30b9\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\uff08\/de\/\u3001\/en\/\uff09\u3001CDN\u306e\u30af\u30c3\u30ad\u30fc\u306e\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u3088\u3063\u3066\u3001\u8a00\u8a9e\u3084\u56fd\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u610f\u56f3\u7684\u306b\u5206\u3051\u3066\u3044\u308b\u3002\u30c7\u30d0\u30a4\u30b9\u5206\u5272\uff08\u30e2\u30d0\u30a4\u30eb\uff0f\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\uff09\u306f\u3001HTML\u3084\u30e1\u30c7\u30a3\u30a2\u304c\u672c\u5f53\u306b\u7570\u306a\u308b\u5834\u5408\u306b\u306e\u307f\u8a2d\u5b9a\u3059\u308b\u3002\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u306f\u5171\u901a\u306e\u30ad\u30fc\u304c\u6709\u5229\u3067\u3059\u3002\u30b7\u30e7\u30c3\u30d7\u306e\u5834\u5408\u306f\u3001\u4fa1\u683c\u8868\u793a\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u3001\u901a\u8ca8\u3084VAT\u30d3\u30e5\u30fc\u306b\u3088\u3063\u3066\u3082\u5206\u5272\u3057\u3066\u3044\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u95a2\u4fc2\u306e\u306a\u3044\u3082\u306e\u306f\u3059\u3079\u3066\u30ad\u30fc\u304b\u3089\u524a\u9664\u3057\u307e\u3059\u3002 <strong>\u30d2\u30c3\u30c8\u7387<\/strong>.<\/p>\n<p>\u79c1\u306f\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3092 <strong>\u7a74\u3042\u3051<\/strong>\u30da\u30fc\u30b8\u306e\u5927\u90e8\u5206\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u53ef\u80fd\u3067\u3001\u5c0f\u3055\u306a\u90e8\u5206\uff08\u6328\u62f6\u3001\u8cb7\u3044\u7269\u30ab\u30b4\u306e\u30a2\u30a4\u30b3\u30f3\u3001\u304a\u3059\u3059\u3081\uff09\u306fAJAX\/Fetch\u3067\u518d\u8aad\u307f\u8fbc\u307f\u3059\u308b\u304b\u3001ESI\u306e\u3088\u3046\u306a\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u30a8\u30c3\u30b8<\/strong>. .\u3053\u308c\u306b\u3088\u308a\u3001HTML\u3068\u9ad8\u4fa1\u306a\u30af\u30a8\u30ea\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u4fdd\u6301\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u500b\u3005\u306e\u8981\u7d20\u3092\u6b63\u3057\u304f\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u6a5f\u5bc6\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u306f\u3001\u7f72\u540d\u4ed8\u304d\u306e\u30af\u30c3\u30ad\u30fc\u3084\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u8a2d\u5b9a\u3057\u3001\u3053\u308c\u3089\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u610f\u56f3\u7684\u306b\u5171\u6709\u30ad\u30e3\u30c3\u30b7\u30e5\u304b\u3089\u5916\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u72a0\u7272\u306b\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u9ad8\u901f\u306a\u30da\u30fc\u30b8\u304c\u5b9f\u73fe\u3057\u305f\u3002.<\/p>\n\n<h2>\u30ec\u30b8\u30ea\u30a8\u30f3\u30b9\uff1a\u9673\u8150\u306a\u6226\u7565\u3068\u7fa4\u308c\u306e\u5f71\u97ff\u304b\u3089\u306e\u4fdd\u8b77<\/h2>\n<p>\u4e00\u7dd2\u306b\u4ed5\u4e8b\u3092\u3057\u3066\u3044\u308b <strong>\u30bd\u30d5\u30c8<\/strong> \u305d\u3057\u3066 <strong>\u30cf\u30fc\u30c9TTL<\/strong>\u30bd\u30d5\u30c8TTL\u304c\u5207\u308c\u305f\u5f8c\u3082\u3001\u30d7\u30ed\u30ad\u30b7\u306f\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u65b0\u3057\u3044\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304c \u884c\u308f\u308c\u308b\u9593\u3001stale-while-revalidate\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001stale-if-error\u304c\u4f7f\u7528\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u5fdc\u7b54\u3092\u53d7\u3051\u53d6\u308a\u7d9a\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3059\u3079\u3066\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u540c\u6642\u306b\u9673\u8150\u5316\u3057\u306a\u3044\u3088\u3046\u306b\u3001TTL\u306b\u30b8\u30c3\u30bf\u30fc\uff08\u30e9\u30f3\u30c0\u30e0\u306a\u3070\u3089\u3064\u304d\uff09\u3092\u6563\u308a\u3070\u3081\u3066\u3044\u308b\u3002 <strong>\u30b9\u30bf\u30f3\u30d4\u30fc\u30c9<\/strong> 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(1\u3064\u306e\u30ad\u30fc\u306b\u3064\u304d\u30011\u3064\u306e\u30aa\u30ea\u30b8\u30f3\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u307f)\u3001\u591a\u6570\u306e\u540c\u6642\u518d\u691c\u8a3c\u304c\u4fdd\u7559\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u77ed\u3044\u30ed\u30c3\u30af\u6642\u9593\u3092\u8a2d\u5b9a\u3059\u308b\u3002\u30a8\u30c3\u30b8\u3068\u30aa\u30ea\u30b8\u30f3\u30d0\u30f3\u30c9\u30eb\u9593\u306e\u30aa\u30ea\u30b8\u30f3\u30b7\u30fc\u30eb\u30c9\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u4fdd\u8b77\u3059\u308b\u3002\u65b0\u3057\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3059\u3050\u306b\u898b\u3048\u308b\u3088\u3046\u306b\u3001\u30cd\u30ac\u30c6\u30a3\u30d6\u30ad\u30e3\u30c3\u30b7\u30e5\uff08404\u306a\u3069\uff09\u306b\u306f\u77ed\u3044TTL\u3092\u4f7f\u7528\u3059\u308b\u30025xx\u30a8\u30e9\u30fc\u306f\u307b\u3068\u3093\u3069\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u306a\u3044\u304b\u3001\u3054\u304f\u77ed\u3044\u6642\u9593\u3060\u3051\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3002\u5916\u90e8API\u304c\u505c\u6b62\u3057\u3066\u3082\u3001\u30ea\u30c8\u30e9\u30a4\u30d0\u30b8\u30a7\u30c3\u30c8\u3068\u30d0\u30c3\u30af\u30aa\u30d5\u3067\u30aa\u30ea\u30b8\u30f3\u306e\u5b89\u5b9a\u6027\u3092\u4fdd\u3061\u307e\u3059\u3002.<\/p>\n\n<h2>\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u306b\u304a\u3051\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9<\/h2>\n<p>\u79c1\u306f\u4e00\u8cab\u3057\u3066\u30c7\u30fc\u30bf\u6f0f\u6d29\u3092\u9632\u3044\u3067\u3044\u308b\u3002 <strong>\u30d4\u30fc\u30a2\u30a4\u30a2\u30a4<\/strong>, 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<strong>CORS<\/strong>-\u30eb\u30fc\u30eb\uff1a\u30d7\u30ea\u30d5\u30e9\u30a4\u30c8\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u9069\u5ea6\u306aTTL\u3092\u53d7\u3051\u53d6\u308a\u3001\u30bb\u30f3\u30b7\u30c6\u30a3\u30d6\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306f\u5236\u9650\u3055\u308c\u305f\u307e\u307e\u3067\u3059\u3002\u30d7\u30ec\u30d3\u30e5\u30fc\u30d3\u30e5\u30fc\u3068\u30c9\u30e9\u30d5\u30c8\u30d3\u30e5\u30fc\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u53b3\u5bc6\u306b\u30aa\u30d5\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u30ea\u30c0\u30a4\u30ec\u30af\u30c8(301\/302)\u306b\u3064\u3044\u3066\u306f\u3001\u4f55\u9031\u9593\u3082\u9593\u9055\u3063\u305f\u5b9b\u5148\u306b\u7e1b\u3089\u308c\u308b\u3053\u3068\u306a\u304f\u79fb\u884c\u3092\u8fc5\u901f\u306b\u7ba1\u7406\u3067\u304d\u308b\u3088\u3046\u3001TTL\u3092\u91cd\u8981\u8996\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u67d4\u8edf\u6027\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u4fdd\u3063\u3066\u3044\u308b\u3002.<\/p>\n\n<h2>\u30c7\u30d0\u30c3\u30b0\uff1a\u30d2\u30c3\u30c8\u3001\u518d\u691c\u8a3c\u3001\u9bae\u5ea6\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u3092\u8aad\u3080\u3068\u3001Age\u3001Via\u3001X-Cache-Status\u304c\u30d2\u30c3\u30c8\/\u30df\u30b9\u3068\u518d\u691c\u8a3c\u3092\u793a\u3057\u3066\u3044\u308b\u3002DevTools\u3067\u3001\u30d5\u30a1\u30fc\u30b9\u30c8\u30fb\u30d3\u30e5\u30fc\u3068\u30ea\u30d4\u30fc\u30c8\u30fb\u30d3\u30e5\u30fc\u3092\u6bd4\u8f03\u3057\u3001304\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u305d\u3057\u3066\u6b21\u306e\u3053\u3068\u3092\u89b3\u5bdf\u3059\u308b\u3002 <strong>HTTP<\/strong>-\u30d0\u30ea\u30c7\u30fc\u30bf\u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3059\u3002\u79c1\u306f\u30b9\u30ed\u30c3\u30c8\u30ea\u30f3\u30b0\uff083G\/4G\uff09\u3067\u30c6\u30b9\u30c8\u3057\u3001\u30ec\u30d9\u30eb\u3092\u5206\u96e2\u3059\u308b\u305f\u3081\u306b\u3001\u7279\u306b\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u307f\u3001\u307e\u305f\u306fCDN\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u307f\u3092\u524a\u9664\u3057\u307e\u3059\u3002HTML\u306b\u3064\u3044\u3066\u306f\u3001\u4e00\u65e5\u3092\u901a\u3057\u3066TTFB\u306e\u30c9\u30ea\u30d5\u30c8\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002\u7570\u5e38\u306f\u3001\u671f\u9650\u5207\u308c\u306e\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u7af6\u5408\u3059\u308b\u30eb\u30fc\u30eb\u3092\u793a\u3059\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u30b7\u30f3\u30d7\u30eb\u306a <strong>\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9<\/strong>\u30a8\u30c3\u30b8\u30d2\u30c3\u30c8\u7387\u3001\u4fdd\u5b58\u30d0\u30a4\u30c8\u6570\u3001\u518d\u691c\u8a3c\u7387\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u5225\u306e\u30a8\u30e9\u30fc\u7387\u3002\u76f8\u95a2\u95a2\u4fc2\u3092\u898b\u308b\u305f\u3081\u306b\u30d1\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u3092\u30de\u30fc\u30af\u3057\u3066\u3044\u308b\u3002\u30bf\u30fc\u30b2\u30c3\u30c8\u30fb\u30de\u30fc\u30b1\u30c3\u30c8\u304b\u3089\u306e\u5408\u6210\u30c1\u30a7\u30c3\u30af\u306b\u3088\u308a\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u30b8\u30e3\u30f3\u30d7\u3084\u5f31\u3044PoP\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002\u8ca0\u8377\u304c\u304b\u304b\u3063\u305f\u72b6\u614b\u3067\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30b3\u30e9\u30d7\u30b7\u30f3\u30b0\u304c\u6709\u52b9\u304b\u3069\u3046\u304b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u4e00\u5b9a\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u5c0f\u3055\u306a\u30eb\u30fc\u30eb\u304c\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u5834\u6240\u3001\u3042\u308b\u3044\u306f\u30b9\u30d4\u30fc\u30c9\u3092\u843d\u3068\u3059\u5fc5\u8981\u304c\u3042\u308b\u5834\u6240\u3092\u7d20\u65e9\u304f\u8a8d\u8b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n<h2>WordPress\u306e\u5fae\u8abf\u6574\uff1aREST\u3001\u691c\u7d22\u3001\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8<\/h2>\n<p>\u79c1\u306f <strong>REST API<\/strong> (\/wp-json)\u306f\u77ed\u3044\u304c\u610f\u5473\u306e\u3042\u308bTTL\u3092\u6301\u3061\u3001\u983b\u7e41\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u691c\u7d22\u30da\u30fc\u30b8(?s=)\u3068\u5f37\u304f\u5909\u5316\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u3001\u77ed\u3044TTL\u3092\u53d6\u5f97\u3059\u308b\u304b\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30d0\u30a4\u30d1\u30b9\u3057\u3066\u7d50\u679c\u3092\u6700\u65b0\u306b\u4fdd\u3061\u307e\u3059\u3002\u30a2\u30fc\u30ab\u30a4\u30d6\u306f\u9577\u3081\u306b\u3001\u30d5\u30a3\u30fc\u30c9\u306f\u63a7\u3048\u3081\u306b\u3057\u307e\u3059\u3002\u30d7\u30ec\u30d3\u30e5\u30fc\u30ea\u30f3\u30af\u3001nonces\u3001\u7ba1\u7406\u8005\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u3001\u53b3\u5bc6\u306b\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u4e0d\u53ef\u80fd\u3067\u3059\u3002\u30c8\u30e9\u30f3\u30b8\u30a7\u30f3\u30c8\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7\u306fRedis\/Memcached\u306b\u304d\u308c\u3044\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u53e4\u304f\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u5e97\u8217\u3067\u306f\u3001\u4e88\u6e2c\u4e0d\u53ef\u80fd\u306a\u3053\u3068\u3092\u6e1b\u3089\u3059 <strong>\u65ad\u7247<\/strong>\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30d0\u30b9\u30b1\u30c3\u30c8\u3084\u30df\u30cb\u30ab\u30fc\u30c8\u306e\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u7279\u5225\u306b\u8aad\u307f\u8fbc\u307f\u3001CDN\u304b\u3089\u9060\u3056\u3051\u3066\u3044\u307e\u3059\u3002\u30b8\u30aa\u30ed\u30ab\u30e9\u30a4\u30ba\u3055\u308c\u305f\u4fa1\u683c\u3092\u5206\u5272\u3059\u308b\u306e\u306f\u6cd5\u7684\u306b\u5fc5\u8981\u306a\u5834\u5408\u306e\u307f\u3067\u3001\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u306f\u6a19\u6e96\u901a\u8ca8\u3067\u4f5c\u696d\u3057\u3001\u9045\u3081\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30cf\u30fc\u30c8\u30d3\u30fc\u30c8\u3068cron\u306e\u9593\u9694\u3092\u9069\u5207\u306b\u8a2d\u5b9a\u3057\u3001\u6c38\u4e45\u7684\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u7121\u52b9\u5316\u3092\u767a\u751f\u3055\u305b\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u304b\u3089\u306e\u30a2\u30bb\u30c3\u30c8\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u898f\u5236\u3057\u3001\u66f4\u65b0\u306e\u305f\u3073\u306b\u4e8b\u5b9f\u4e0a\u540c\u3058URL\u304c\u65b0\u305f\u306b\u4f5c\u6210\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>\u5727\u7e2e\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u3001\u30d2\u30f3\u30c8<\/h2>\n<p>\u5c4a\u3051\u308b <strong>\u30d6\u30ec\u30c3\u30c9\u30b9\u30c6\u30a3\u30c3\u30af<\/strong> (\u5229\u7528\u53ef\u80fd\u306a\u5834\u5408) \u3068 gzip \u306b\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3057\u307e\u3059\u3002\u91cd\u8981: Vary: \u30a2\u30af\u30bb\u30d7\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u6b63\u3057\u304f\u8a2d\u5b9a\u3057\u3001\u5727\u7e2e\u524d\u306e\u30d5\u30a1\u30a4\u30eb\u306eETags\u3092\u4e00\u5b9a\u306b\u4fdd\u3063\u3066\u304f\u3060\u3055\u3044\u3002Vary\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3092\u58ca\u3059\u3053\u3068\u306a\u304f\u3001\u6700\u65b0\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u5927\u304d\u306a\u753b\u50cf\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002accept\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u63d0\u4f9b\u3059\u308b\u5834\u5408\u306f\u3001\u305d\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u660e\u78ba\u306b\u5206\u3051\u3066\u304a\u304d\u307e\u3059\u3002\u30d5\u30a9\u30f3\u30c8\uff08woff2\uff09\u306f\u975e\u5e38\u306b\u9577\u3044TTL\u3092\u53d6\u5f97\u3057\u3001font-display: swap\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u304d\u308c\u3044\u306a\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002.<\/p>\n<p>\u79c1\u306f\u3053\u3046\u3057\u3066\u3044\u308b\u3002 <strong>\u30ea\u30bd\u30fc\u30b9\u306e\u30d2\u30f3\u30c8<\/strong> \u5bfe\u8c61\uff1aCDN\/\u30d5\u30a9\u30f3\u30c8\u30db\u30b9\u30c8\u3078\u306e\u30d7\u30ea\u30b3\u30cd\u30af\u30c8\u3001\u91cd\u8981\u306aCSS\/\u30d5\u30a9\u30f3\u30c8\u306e\u30d7\u30ea\u30ed\u30fc\u30c9\u3002HTTP\/2\/3\u306e\u512a\u5148\u9806\u4f4d\u306f\u3001\u91cd\u8981\u306a\u30ea\u30bd\u30fc\u30b9\u306e\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u306b\u5f79\u7acb\u3064\u3002 <strong>\u30d2\u30c3\u30c8\u7387<\/strong> \u3092\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\/CDN\u304c\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u65e9\u671f\u30d2\u30f3\u30c8\uff08103\uff09\u306f\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u958b\u59cb\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30d2\u30f3\u30c8\u306f\u88dc\u52a9\u7684\u306a\u3082\u306e\u3067\u3001\u57fa\u672c\u306f\u5e38\u306b\u4e00\u8cab\u3057\u305fTTL\u3068\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3092\u6301\u3064\u30af\u30ea\u30fc\u30f3\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u3059\u3002.<\/p>\n\n<h2>\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\uff1a\u30a2\u30c8\u30df\u30c3\u30af\u3001\u518d\u73fe\u53ef\u80fd\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc<\/h2>\n<p>\u914d\u5099\u3059\u308b <strong>\u30a2\u30c8\u30df\u30c3\u30af<\/strong>\u65b0\u3057\u3044\u30a2\u30bb\u30c3\u30c8\u3092\u30cf\u30c3\u30b7\u30e5\u3067\u30aa\u30f3\u30e9\u30a4\u30f3\u5316\u3057\u3001\u65b0\u3057\u3044\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3067HTML\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u5c55\u958b\u3057\u3001\u30b5\u30ed\u30b2\u30fc\u30c8\u30fb\u30ad\u30fc\u3092\u4f7f\u3063\u3066\u30bf\u30fc\u30b2\u30c3\u30c8\u3092\u7d5e\u3063\u3066\u30d1\u30fc\u30b8\u3059\u308b\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u53e4\u3044\u30da\u30fc\u30b8\u306f\u3059\u3079\u3066\u306e\u30a8\u30c3\u30b8\u304c\u66f4\u65b0\u3055\u308c\u308b\u307e\u3067\u6a5f\u80fd\u3057\u7d9a\u3051\u308b\u3002\u79c1\u306f\u5927\u304d\u306a\u5909\u66f4\u3092\u6ce2\u72b6\u7684\u306b\u5c55\u958b\u3057\u3001\u30d2\u30c3\u30c8\u7387\u3092\u76e3\u8996\u3059\u308b\u3002\u5fc5\u8981\u3067\u3042\u308c\u3070\u3001\u30bd\u30fc\u30b9\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u4e00\u6642\u7684\u306bTTL\u3092\u5897\u3084\u3059\u3002\u30d1\u30fc\u30b8\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u305a\u3089\u3057\u3066\u3001\u3059\u3079\u3066\u304c\u540c\u6642\u306b\u30b3\u30fc\u30eb\u30c9\u306b\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002.<\/p>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u79fb\u884c\u306e\u524d\u306b\u3001\u79c1\u306f\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30eb\u30fc\u30eb\u3092\u51cd\u7d50\u3057\u3001\u77ed\u3044\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002 <strong>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u30a6\u30a3\u30f3\u30c9\u30a6<\/strong> 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<strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u507d\u308a\u306e\u65b0\u9bae\u3055\u3092\u7d04\u675f\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u4e88\u6e2c\u53ef\u80fd\u3067\u3042\u308b\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/02\/webhost-cachingszene-4852.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\uff1a\u9069\u5207\u306a\u7d44\u307f\u5408\u308f\u305b\u304c\u3059\u3079\u3066\u306e\u9055\u3044\u3092\u751f\u3080<\/h2>\n<p>\u30b3\u30f3\u30d0\u30a4\u30f3 <strong>\u30ec\u30d9\u30eb<\/strong> 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