{"id":16453,"date":"2026-01-01T18:20:43","date_gmt":"2026-01-01T17:20:43","guid":{"rendered":"https:\/\/webhosting.de\/netzwerk-paketverluste-website-verlangsamen-analyse\/"},"modified":"2026-01-01T18:20:43","modified_gmt":"2026-01-01T17:20:43","slug":"%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af-%e3%83%91%e3%82%b1%e3%83%83%e3%83%88%e6%90%8d%e5%a4%b1-%e3%82%a6%e3%82%a7%e3%83%96%e3%82%b5%e3%82%a4%e3%83%88-%e9%80%9f%e5%ba%a6%e4%bd%8e","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/netzwerk-paketverluste-website-verlangsamen-analyse\/","title":{"rendered":"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u304c\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u901f\u5ea6\u3092\u6e2c\u5b9a\u53ef\u80fd\u306b\u4f4e\u4e0b\u3055\u305b\u308b\u65b9\u6cd5\uff1a\u5305\u62ec\u7684\u306a\u5206\u6790"},"content":{"rendered":"<p><strong>\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u30db\u30b9\u30c6\u30a3\u30f3\u30b0<\/strong> 1% \u306e\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u3067\u3055\u3048 TCP \u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092 70% \u4ee5\u4e0a\u3082\u4f4e\u4e0b\u3055\u305b\u3001TTFB\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3001\u304a\u3088\u3073\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u9045\u3089\u305b\u308b\u305f\u3081\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u901f\u5ea6\u306f\u660e\u3089\u304b\u306b\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6570\u5024\u3092\u7528\u3044\u3066\u3001\u30e2\u30d0\u30a4\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u904e\u8ca0\u8377\u306e\u7d4c\u8def\u3067\u306f\u3001\u308f\u305a\u304b\u306a\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u3067\u3082\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3092\u5927\u5e45\u306b\u5897\u52a0\u3055\u305b\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u7406\u7531\u3092\u8aac\u660e\u3057\u307e\u3059\u3002.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n\n<p>\u4ee5\u4e0b\u306e\u8981\u70b9\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u306e\u5f71\u97ff\u3092\u7d20\u65e9\u304f\u628a\u63e1\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<ul>\n  <li><strong>1% \u640d\u5931<\/strong> \u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092 70%+ \u4f4e\u4e0b\u3055\u305b\u3001\u30da\u30fc\u30b8\u306e\u8868\u793a\u3092\u8457\u3057\u304f\u9045\u3089\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n  <li><strong>TCP\u5fdc\u7b54<\/strong> (CUBIC\u3001\u518d\u9001\u4fe1) \u306f\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3068\u901f\u5ea6\u3092\u5927\u5e45\u306b\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002.<\/li>\n  <li><strong>TTFB<\/strong> \u640d\u5931\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u3001\u30b8\u30c3\u30bf\u30fc\u3068\u3068\u3082\u306b\u5897\u52a0\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3002.<\/li>\n  <li><strong>HTTP\/3\/QUIC<\/strong> \u30d6\u30ed\u30c3\u30af\u3092\u6e1b\u3089\u3057\u3001\u30e2\u30d0\u30a4\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/strong> \u512a\u308c\u305f\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306f\u30ea\u30b9\u30af\u3068\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/01\/netzwerk-ladezeitverlust-5043.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u3068\u3063\u3066\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u3068\u306f\u3069\u3046\u3044\u3046\u610f\u5473\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h2>\n\n<p><strong>\u5c0f\u5305\u306e\u7d1b\u5931<\/strong> \u9001\u4fe1\u3055\u308c\u305f IP \u30d1\u30b1\u30c3\u30c8\u304c\u5b9b\u5148\u306b\u5230\u9054\u305b\u305a\u3001\u518d\u9001\u4fe1\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u6642\u9593\u304c\u304b\u304b\u308a\u3001TCP \u306f\u614e\u91cd\u306a\u30e2\u30fc\u30c9\u306b\u5f37\u5236\u3055\u308c\u307e\u3059\u3002\u539f\u56e0\u3068\u3057\u3066\u306f\u3001\u904e\u8ca0\u8377\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6545\u969c\u3001WLAN \u306e\u4e0d\u5177\u5408\u3001\u307e\u305f\u306f\u30d4\u30a2\u30ea\u30f3\u30b0\u56de\u7dda\u306e\u4e0d\u826f\u306a\u3069\u304c\u8003\u3048\u3089\u308c\u3001\u308f\u305a\u304b\u306a\u969c\u5bb3\u3067\u3082\u30ed\u30fc\u30c9\u30c1\u30a7\u30fc\u30f3\u5168\u4f53\u304c\u9045\u5ef6\u3057\u307e\u3059\u3002 \u91cd\u8981\u306a\u306e\u306f\u3001\u76f8\u4e92\u4f5c\u7528\u3078\u306e\u5f71\u97ff\u3067\u3059\u3002\u78ba\u8a8d\u304c1\u3064\u3067\u3082\u6b20\u3051\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u304c\u963b\u5bb3\u3055\u308c\u3001\u30e9\u30a6\u30f3\u30c9\u30c8\u30ea\u30c3\u30d7\u304c\u9577\u304f\u306a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u300c\u8aad\u307f\u8fbc\u307f\u304c\u9045\u3044\u300d\u3068\u611f\u3058\u307e\u3059\u3002\u7279\u306b\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u5927\u91cf\u306b\u6d88\u8cbb\u3059\u308b\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u591a\u3044\u30da\u30fc\u30b8\u3067\u306f\u3001\u8fd4\u9001\u304c\u84c4\u7a4d\u3055\u308c\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30d1\u30b9\u304c\u505c\u6b62\u3057\u3001\u30a2\u30dc\u30d6\u30fb\u30b6\u30fb\u30d5\u30a9\u30fc\u30eb\u30c9\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8868\u793a\u304c\u9045\u308c\u307e\u3059\u3002 \u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u3092\u5358\u72ec\u3067\u8a55\u4fa1\u3059\u308b\u3053\u3068\u306f\u6c7a\u3057\u3066\u306a\u304f\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3001\u30b8\u30c3\u30bf\u30fc\u3001\u5e2f\u57df\u5e45\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u306e\u4e2d\u3067\u8a55\u4fa1\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8981\u7d20\u304c\u76f8\u307e\u3063\u3066\u3001\u77e5\u899a\u3055\u308c\u308b\u901f\u5ea6\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n<h2>\u30e2\u30d0\u30a4\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068WLAN\uff1a\u5178\u578b\u7684\u306a\u30a8\u30e9\u30fc\u30d1\u30bf\u30fc\u30f3<\/h2>\n<p>\u6642\u70b9\u3067\u306f <strong>\u643a\u5e2f\u96fb\u8a71\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong> \u640d\u5931\u306f\u3001\u7121\u7dda\u30bb\u30eb\u9593\u306e\u79fb\u884c\uff08\u30cf\u30f3\u30c9\u30aa\u30fc\u30d0\u30fc\uff09\u3084\u3001\u5909\u52d5\u3059\u308b\u7121\u7dda\u54c1\u8cea\u306b\u3088\u3063\u3066\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u30e9\u30b9\u30c8\u30de\u30a4\u30eb\u3067\u306f\u3001RLC\/ARQ \u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u30ed\u30fc\u30ab\u30eb\u518d\u9001\u4fe1\u306b\u3088\u3063\u3066\u30a8\u30e9\u30fc\u3092\u96a0\u3057\u307e\u3059\u304c\u3001\u5f80\u5fa9\u6642\u9593\u3092\u5ef6\u9577\u3057\u3001\u30b8\u30c3\u30bf\u30fc\u3092\u5897\u52a0\u3055\u305b\u307e\u3059\u3002\u5b9f\u969b\u306e TCP \u63a5\u7d9a\u306f\u300c\u640d\u5931\u306a\u3057\u300d\u306e\u3088\u3046\u306b\u898b\u3048\u3066\u3082\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u9045\u5ef6\u3092\u8a8d\u8b58\u3057\u307e\u3059\u3002. <strong>WLAN<\/strong> \u4e00\u65b9\u3001\u885d\u7a81\u3001\u96a0\u308c\u305f\u30ce\u30fc\u30c9\u306e\u554f\u984c\u3001\u30ec\u30fc\u30c8\u30b7\u30d5\u30c8\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u5230\u7740\u304c\u9045\u308c\u308b\u3001\u3042\u308b\u3044\u306f\u307e\u3063\u305f\u304f\u5c4a\u304b\u306a\u3044\u3001\u305d\u3057\u3066\u9069\u5fdc\u578b\u30ec\u30fc\u30c8\u5236\u5fa1\u306b\u3088\u3063\u3066\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\u304c\u4f4e\u4e0b\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3069\u3061\u3089\u306e\u74b0\u5883\u3082\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3067\u306f\u540c\u3058\u75c7\u72b6\u3001\u3064\u307e\u308a TTFB \u306e\u30d4\u30fc\u30af\u306e\u9045\u5ef6\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306e\u505c\u6ede\u3001\u304a\u3088\u3073\u30bf\u30a4\u30e0\u30fb\u30c8\u30a5\u30fb\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306e\u6025\u6fc0\u306a\u5909\u52d5\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002 \u305d\u306e\u305f\u3081\u3001\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u30d1\u30b9\u304c\u6b63\u5e38\u3067\u3042\u3063\u3066\u3082\u3001\u300c\u30e9\u30b9\u30c8\u30de\u30a4\u30eb\u300d\u306f\u72ec\u7acb\u3057\u305f\u30ea\u30b9\u30af\u8981\u56e0\u3067\u3042\u308b\u3068\u79c1\u306f\u8003\u3048\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>1% \u30d1\u30b1\u30c3\u30c8\u640d\u5931\u304c\u901f\u5ea6\u3092\u5927\u5e45\u306b\u4f4e\u4e0b\u3055\u305b\u308b\u7406\u7531<\/h2>\n\n<p><strong>ThousandEyes<\/strong> 1% \u306e\u640d\u5931\u3067\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u5e73\u5747 70.7% \u4f4e\u4e0b\u3057\u3001\u975e\u5bfe\u79f0\u30d1\u30b9\u3067\u306f 74.2% \u306b\u3082\u9054\u3057\u3001\u30da\u30fc\u30b8\u69cb\u7bc9\u306b\u6df1\u523b\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u3066\u3044\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3057\u305f\u3002 \u305d\u306e\u7406\u7531\u306f\u3001TCP \u5236\u5fa1\u306b\u3042\u308a\u307e\u3059\u3002\u91cd\u8907 ACK \u304a\u3088\u3073\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306f\u8f3b\u8f33\u3092\u610f\u5473\u3057\u3001CUBIC \u306f\u8f3b\u8f33\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u4e0b\u3052\u3001\u9001\u4fe1\u30ec\u30fc\u30c8\u3092\u5927\u5e45\u306b\u6291\u5236\u3057\u307e\u3059\u3002\u56de\u5fa9\u4e2d\u306f\u3001\u30ec\u30fc\u30c8\u306f\u614e\u91cd\u306b\u4e0a\u6607\u3059\u308b\u306e\u307f\u3067\u3042\u308a\u3001\u518d\u3073\u640d\u5931\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u3055\u3089\u306a\u308b\u843d\u3061\u8fbc\u307f\u306b\u3064\u306a\u304c\u308a\u3001\u518d\u9001\u4fe1\u306e\u30ab\u30b9\u30b1\u30fc\u30c9\u304c\u767a\u751f\u3057\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u975e\u7dda\u5f62\u7684\u306a\u5f71\u97ff\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u308f\u305a\u304b\u306a\u30a8\u30e9\u30fc\u304c\u3001\u30e2\u30d0\u30a4\u30eb\u30e6\u30fc\u30b6\u30fc\u306b\u6700\u521d\u306b\u611f\u3058\u3089\u308c\u308b\u3001\u4e0d\u91e3\u308a\u5408\u3044\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u8a3a\u65ad\u3067\u306f\u5b89\u5168\u30de\u30fc\u30b8\u30f3\u3092\u8003\u616e\u3057\u3066\u3044\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u4e00\u898b\u308f\u305a\u304b\u306a\u640d\u5931\u7387\u3067\u3082\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u6570\u79d2\u306e\u9045\u5ef6\u3068\u3057\u3066\u9855\u8457\u306b\u611f\u3058\u3089\u308c\u308b\u304b\u3089\u3067\u3059\u3002.<\/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\/01\/paketverluste_webanalyse_3791.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u901f\u5ea6\u3068TTFB\u306b\u5bfe\u3059\u308b\u6e2c\u5b9a\u53ef\u80fd\u306a\u52b9\u679c<\/h2>\n\n<p><strong>TTFB<\/strong> \u640d\u5931\u306b\u654f\u611f\u306b\u53cd\u5fdc\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u30ed\u30fc\u30ab\u30eb\u3067\u8fc5\u901f\u306b\u5fdc\u7b54\u3057\u305f\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30e2\u30d0\u30a4\u30eb\u30c7\u30d0\u30a4\u30b9\u3067 950 \u30df\u30ea\u79d2\u306e TTFB \u3092\u8a18\u9332\u3057\u305f\u30b7\u30e7\u30c3\u30d7\u306e\u4f8b\u304b\u3089\u3082\u308f\u304b\u308a\u307e\u3059\u3002\u30d1\u30b1\u30c3\u30c8\u306e\u8fd4\u9001\u306b\u3088\u308a\u3001\u6700\u521d\u306e\u30e9\u30a6\u30f3\u30c9\u30c8\u30ea\u30c3\u30d7\u304c\u5ef6\u9577\u3055\u308c\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3001TLS\u3001\u304a\u3088\u3073\u6700\u521d\u306e\u30d0\u30a4\u30c8\u306e\u5230\u7740\u304c\u9045\u308c\u307e\u3057\u305f\u3002 \u3055\u3089\u306b\u5909\u52d5\u3059\u308b\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u304c\u52a0\u308f\u308b\u3068\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u9593\u9694\u304c\u904e\u5ea6\u306b\u62e1\u5927\u3057\u3001\u7279\u306b\u9577\u3044\u30d1\u30b9\u3067\u9855\u8457\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u5834\u5408\u3001\u79c1\u306f\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u30d1\u30b9\u3001DNS \u89e3\u6c7a\u3001TLS \u518d\u958b\u3092\u691c\u8a3c\u3057\u3001\u4e0d\u8981\u306a\u30e9\u30a6\u30f3\u30c9\u30c8\u30ea\u30c3\u30d7\u3092\u56de\u907f\u3057\u3066\u3044\u307e\u3059\u3002\u8ddd\u96e2\u3001\u6e2c\u5b9a\u5024\u3001\u6700\u9069\u5316\u306b\u95a2\u3059\u308b\u6709\u7528\u306a\u57fa\u672c\u60c5\u5831\u3092\u4ee5\u4e0b\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002 <a href=\"https:\/\/webhosting.de\/ja\/%e3%83%ac%e3%82%a4%e3%83%86%e3%83%b3%e3%82%b7%e3%83%bc-ping-ttfb-%e3%82%b5%e3%83%bc%e3%83%90%e3%83%bc%e3%83%ad%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3-%e3%83%92%e3%83%b3%e3%83%88-%e3%83%97\/\">TTFB\u3068\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/a>.<\/p>\n\n<h2>\u30d3\u30b8\u30cd\u30b9\u4e0a\u306e\u95a2\u9023\u6027\uff1a\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30b3\u30b9\u30c8\u3001\u30ea\u30b9\u30af<\/h2>\n<p>\u640d\u5931\u306b\u3088\u308b\u5145\u96fb\u306e\u51f9\u307f\u306f\u3001\u76f4\u63a5 <strong>\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387<\/strong>, \u3001\u96e2\u8131\u7387\u3001\u30e1\u30c7\u30a3\u30a2\u6d88\u8cbb\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002A\/B \u30c6\u30b9\u30c8\u304b\u3089\u3001\u308f\u305a\u304b\u6570\u767e\u30df\u30ea\u79d2\u306e TTFB \u306e\u5909\u5316\u3067\u3082\u3001\u7279\u306b\u30e9\u30f3\u30c7\u30a3\u30f3\u30b0\u30da\u30fc\u30b8\u3084\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u30da\u30fc\u30b8\u3067\u3001\u6210\u7d04\u7387\u304c\u6e2c\u5b9a\u53ef\u80fd\u306a\u304f\u3089\u3044\u4f4e\u4e0b\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u3066\u3044\u307e\u3059\u3002\u540c\u6642\u306b\u3001 <strong>\u55b6\u696d\u8cbb\u7528<\/strong>\u518d\u9001\u4fe1\u306f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5897\u52a0\u3001CDN\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5897\u52a0\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306b\u3088\u308b\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3067\u306e\u518d\u8a66\u884c\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u79c1\u306f\u300c\u201e<strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4e88\u7b97<\/strong>\u201c\u30ea\u30b9\u30af\u30d0\u30c3\u30d5\u30a1\u30fc\u3068\u3057\u3066\uff1a\u5730\u57df\u3054\u3068\u306e\u6700\u5927\u8a31\u5bb9\u640d\u5931\u5024\u3001\u30eb\u30fc\u30c8\u3054\u3068\u306eTTFB-P95\u76ee\u6a19\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30e9\u30fc\u306b\u5bfe\u3059\u308b\u660e\u78ba\u306a\u30a8\u30e9\u30fc\u4e88\u7b97\u3002\u3053\u308c\u3089\u306e\u4e88\u7b97\u306f\u3001CDN\u306e\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30ad\u30e3\u30ea\u30a2\u30df\u30c3\u30af\u30b9\u3001\u30b9\u30d7\u30ea\u30f3\u30c8\u30d0\u30c3\u30af\u30ed\u30b0\u306e\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u306b\u95a2\u3059\u308b\u610f\u601d\u6c7a\u5b9a\u3092\u5ba2\u89b3\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/p>\n\n<h2>\u30ec\u30a4\u30c6\u30f3\u30b7\u3001\u30b8\u30c3\u30bf\u30fc\u3001\u5e2f\u57df\u5e45\uff1a\u640d\u5931\u3068\u306e\u76f8\u4e92\u4f5c\u7528<\/h2>\n\n<p><strong>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong> \u5f80\u5fa9\u306e\u6240\u8981\u6642\u9593\u3092\u6c7a\u5b9a\u3057\u3001\u30b8\u30c3\u30bf\u30fc\u306f\u305d\u306e\u6240\u8981\u6642\u9593\u3092\u5909\u52d5\u3055\u305b\u3001\u5e2f\u57df\u5e45\u306f\u6642\u9593\u3042\u305f\u308a\u306e\u6700\u5927\u30c7\u30fc\u30bf\u91cf\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u304c\u3001\u640d\u5931\u306f\u969c\u5bb3\u306e\u4e57\u6570\u3068\u306a\u308a\u307e\u3059\u3002\u9ad8\u3044\u30ec\u30a4\u30c6\u30f3\u30b7\u3068\u640d\u5931\u304c\u540c\u6642\u306b\u767a\u751f\u3059\u308b\u3068\u3001\u78ba\u8a8d\u3068\u518d\u9001\u4fe1\u306e\u5f85\u3061\u6642\u9593\u304c\u8457\u3057\u304f\u9577\u304f\u306a\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u30ea\u30bd\u30fc\u30b9\u3092\u5f8c\u3067\u89e3\u51cd\u3057\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002 \u5909\u52d5\u3059\u308b\u30ec\u30a4\u30c6\u30f3\u30b7\u306f\u3001\u8f3b\u8f33\u5236\u5fa1\u304c\u5b89\u5b9a\u3057\u305f\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u898b\u3064\u3051\u308b\u306e\u304c\u9045\u304f\u306a\u308a\u3001\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u3067\u3088\u308a\u9577\u304f\u5f85\u6a5f\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u305f\u3081\u3001\u3053\u306e\u72b6\u6cc1\u3092\u3055\u3089\u306b\u60aa\u5316\u3055\u305b\u307e\u3059\u3002\u3088\u304f\u5229\u7528\u3055\u308c\u308b\u7d4c\u8def\u3067\u306f\u3001\u30d0\u30c3\u30af\u30ed\u30b0\u3068\u9001\u4fe1\u30ec\u30fc\u30c8\u306e\u3055\u3089\u306a\u308b\u4f4e\u4e0b\u306e\u60aa\u5faa\u74b0\u304c\u751f\u3058\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u3001\u539f\u56e0\u3092\u5358\u4e00\u306e\u5024\u306b\u9084\u5143\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u76e3\u8996\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u7dcf\u5408\u7684\u306b\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002.<\/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\/01\/paketverluste-webseitenladen-5294.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30d0\u30c3\u30d5\u30a1\u30d6\u30ed\u30fc\u30c8\u3001AQM\u3001ECN\uff1a\u8f3b\u8f33\u3092\u6211\u6162\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u7ba1\u7406\u3057\u3088\u3046<\/h2>\n<p><strong>\u30d0\u30c3\u30d5\u30a1\u30d6\u30ed\u30fc\u30c8<\/strong> \u5f85\u3061\u6642\u9593\u3092\u5ef6\u9577\u3057\u307e\u3059\u304c\u3001\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u304c\u5fc5\u305a\u3057\u3082\u76ee\u306b\u898b\u3048\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30eb\u30fc\u30bf\u30fc\u306e\u30ad\u30e5\u30fc\u304c\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u3059\u308b\u3068\u3001\u6570\u79d2\u9593\u306e\u8ffd\u52a0\u306e\u9045\u5ef6\u304c\u767a\u751f\u3057\u307e\u3059\u304c\u3001\u8f3b\u8f33\u5236\u5fa1\u306f\u3053\u308c\u3092\u975e\u5e38\u306b\u9045\u304f\u307e\u3067\u8a8d\u8b58\u3057\u307e\u305b\u3093\u3002. <strong>AQM<\/strong>CoDel\/FQ-CoDel \u306a\u3069\u306e\u624b\u6cd5\u306f\u3001\u65e9\u671f\u306b\u5236\u5fa1\u3055\u308c\u305f\u30c9\u30ed\u30c3\u30d7\u3092\u884c\u3044\u3001\u6e0b\u6ede\u3092\u3088\u308a\u8fc5\u901f\u306b\u89e3\u6d88\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u554f\u984c\u3092\u7de9\u548c\u3057\u307e\u3059\u3002\u30d1\u30b9\u304c\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3053\u308c\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002 <strong>ECN<\/strong>, \u3053\u308c\u306b\u3088\u308a\u3001\u30eb\u30fc\u30bf\u30fc\u306f\u30d1\u30b1\u30c3\u30c8\u3092\u7834\u68c4\u3059\u308b\u3053\u3068\u306a\u304f\u8f3b\u8f33\u3092\u901a\u77e5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u30b8\u30c3\u30bf\u30fc\u304c\u4f4e\u6e1b\u3055\u308c\u3001\u518d\u9001\u4fe1\u304c\u6e1b\u5c11\u3001TTFB \u5206\u5e03\u304c\u5b89\u5b9a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3084 API \u306b\u7279\u306b\u6709\u52b9\u3067\u3059\u3002.<\/p>\n\n<h2>TCP\u306e\u5185\u90e8\uff1a\u518d\u9001\u4fe1\u3001\u91cd\u8907ACK\u3001CUBIC<\/h2>\n\n<p><strong>\u518d\u9001\u4fe1<\/strong> \u6700\u3082\u9855\u8457\u306a\u75c7\u72b6\u3067\u3059\u304c\u3001\u5b9f\u969b\u306e\u30d6\u30ec\u30fc\u30ad\u306f\u3001\u640d\u5931\u304c\u8a8d\u8b58\u3055\u308c\u305f\u5f8c\u306e\u8f3b\u8f33\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u7e2e\u5c0f\u3067\u3059\u3002\u91cd\u8907\u3057\u305f ACK \u306f\u3001\u9806\u4e0d\u540c\u306e\u30d1\u30b1\u30c3\u30c8\u3084\u30ae\u30e3\u30c3\u30d7\u3092\u610f\u5473\u3057\u3001\u9ad8\u901f\u518d\u9001\u4fe1\u3092\u30c8\u30ea\u30ac\u30fc\u3057\u3066\u3001\u9001\u4fe1\u8005\u306b\u614e\u91cd\u306a\u9001\u4fe1\u3092\u5f37\u5236\u3057\u307e\u3059\u3002 \u78ba\u8a8d\u5fdc\u7b54\u304c\u306a\u3044\u5834\u5408\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306b\u3088\u308a\u30ec\u30fc\u30c8\u304c\u3055\u3089\u306b\u4f4e\u4e0b\u3057\u3001\u63a5\u7d9a\u306e\u56de\u5fa9\u304c\u9045\u304f\u306a\u308a\u307e\u3059\u3002CUBIC \u306f\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u30a6\u30a3\u30f3\u30c9\u30a6\u30b5\u30a4\u30ba\u3092 3 \u4e57\u3067\u5897\u52a0\u3055\u305b\u307e\u3059\u304c\u3001\u65b0\u305f\u306a\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u305f\u3073\u306b\u30ab\u30fc\u30d6\u306f\u30ea\u30bb\u30c3\u30c8\u3055\u308c\u307e\u3059\u3002\u79c1\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u3067\u3053\u306e\u3088\u3046\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u5206\u6790\u3057\u3066\u3044\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u305d\u306e\u5f71\u97ff\u306f\u3001\u7d14\u7c8b\u306a\u640d\u5931\u6570\u3088\u308a\u3082\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u76f4\u63a5\u7684\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n<h2>CUBIC \u5bfe BBR\uff1a\u8caf\u6c34\u5236\u5fa1\u306e\u5f71\u97ff<\/h2>\n<p>CUBIC\u306b\u52a0\u3048\u3066\u3001\u79c1\u306f\u307e\u3059\u307e\u3059 <strong>\u30d6\u30fc\u30c8\u30ec\u30b3\u30fc\u30c9<\/strong> \u5229\u7528\u53ef\u80fd\u306a\u5e2f\u57df\u5e45\u3068\u30dc\u30c8\u30eb\u30cd\u30c3\u30af RTT \u3092\u63a8\u5b9a\u3057\u3001\u640d\u5931\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u9001\u4fe1\u3092\u884c\u3046\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u9577\u8ddd\u96e2\u3067\u30af\u30ea\u30fc\u30f3\u306a\u7d4c\u8def\u3067\u7279\u306b\u6709\u52b9\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30b8\u30c3\u30bf\u30fc\u3084\u518d\u9806\u5e8f\u4ed8\u3051\u304c\u6fc0\u3057\u3044\u5834\u5408\u3001BBR \u306f\u5909\u52d5\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u7d4c\u8def\u3054\u3068\u306b\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f <strong>\u30da\u30fc\u30b9\u8a2d\u5b9a<\/strong>, \u30d0\u30fc\u30b9\u30c8\u3092\u5e73\u6ed1\u5316\u3059\u308b\u305f\u3081\u306e SACK\/DSACK \u304a\u3088\u3073\u6700\u65b0\u306e RACK\/RTO \u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u3088\u308a\u3001\u640d\u5931\u3092\u8fc5\u901f\u306b\u691c\u51fa\u3057\u3001\u52b9\u7387\u7684\u306b\u4fee\u6b63\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u8f3b\u8f33\u5236\u5fa1\u306e\u9078\u629e\u306f\u8abf\u6574\u624b\u6bb5\u3067\u306f\u3042\u3063\u3066\u3082\u3001\u512a\u308c\u305f\u7d4c\u8def\u54c1\u8cea\u306b\u4ee3\u308f\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n<h2>\u8a66\u9a13\u30c7\u30fc\u30bf\u306e\u6982\u8981\uff1a\u640d\u5931\u5bfe\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8<\/h2>\n\n<p><strong>\u8a66\u9a13\u5024<\/strong> \u30c7\u30fc\u30bf\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u975e\u7dda\u5f62\u7684\u306a\u4f4e\u4e0b\u3092\u793a\u3057\u3001\u5b9f\u969b\u306e\u30ed\u30fc\u30c9\u6642\u9593\u306e\u554f\u984c\u3092\u3088\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u30021% \u306e\u640d\u5931\u3067\u306f\u3001\u7d04 70.7% \u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u4f4e\u4e0b\uff08\u975e\u5bfe\u79f0\u3067\u7d04 74.2%\uff09\u304c\u6e2c\u5b9a\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u6700\u521d\u306e\u30d0\u30a4\u30c8\u6642\u9593\u3068\u30e1\u30c7\u30a3\u30a2\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u3059\u3067\u306b\u5927\u304d\u306a\u9045\u5ef6\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u3044\u307e\u3059\u3002 2% \u306e\u640d\u5931\u3067\u306f\u3001\u5bfe\u79f0\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306f 175.18 Mbps \u306b\u4f4e\u4e0b\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u6bd4\u8f03\u3057\u3066 78.2% \u306e\u6e1b\u5c11\u3068\u306a\u308a\u307e\u3057\u305f\u3002\u975e\u5bfe\u79f0\u30d1\u30b9\u3067\u306f 168.02 Mbps \u3068\u306a\u308a\u3001\u3053\u308c\u306f\u305d\u306e\u30d1\u30b9\u306e\u57fa\u6e96\u5024\u3088\u308a\u3082 80.5% \u4f4e\u3044\u5024\u3067\u3059\u3002 \u79c1\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u5024\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d1\u30b9\u30af\u30e9\u30b9\u3054\u3068\u306e\u30ea\u30b9\u30af\u3092\u73fe\u5b9f\u7684\u306b\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u640d\u5931<\/th>\n      <th>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\uff08\u8a18\u53f7\uff09<\/th>\n      <th>\u524a\u6e1b\uff08\u5bfe\u79f0\uff09<\/th>\n      <th>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\uff08\u975e\u5bfe\u79f0\uff09<\/th>\n      <th>\u524a\u6e1b\uff08\u975e\u5bfe\u79f0\uff09<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>0%<\/td>\n      <td>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3<\/td>\n      <td>0%<\/td>\n      <td>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3<\/td>\n      <td>0%<\/td>\n    <\/tr>\n    <tr>\n      <td>1%<\/td>\n      <td>\u8a72\u5f53\u306a\u3057<\/td>\n      <td>\u2248 70,7%<\/td>\n      <td>\u8a72\u5f53\u306a\u3057<\/td>\n      <td>\u2248 74.2%<\/td>\n    <\/tr>\n    <tr>\n      <td>2%<\/td>\n      <td>175.18 Mbps<\/td>\n      <td>78,2%<\/td>\n      <td>168.02 Mbps<\/td>\n      <td>80,5%<\/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\/01\/netzwerkpaketverlustanalyse8274.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u5b9f\u8df5\u7684\u306a\u6307\u6a19\uff1a\u610f\u5473\u306e\u3042\u308b\u3057\u304d\u3044\u5024\u3068\u30a2\u30e9\u30fc\u30e0<\/h2>\n<p>\u79c1\u306f\u30af\u30ea\u30a2\u306a\u4ed5\u4e8b\u3092\u3059\u308b <strong>\u3057\u304d\u3044\u5024<\/strong>, \u512a\u5148\u9806\u4f4d\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306b\uff1a<\/p>\n<ul>\n  <li>\u640d\u5931P50\u306f0%\u306b\u8fd1\u3044\u3002, <strong>P95 &lt; 0.2%<\/strong> \u5730\u57df\u3054\u3068\u306b\u76ee\u6a19\u7bc4\u56f2\u3068\u3057\u3066\u3002.<\/li>\n  <li><strong>TTFB-P95<\/strong> \u5e02\u5834\u3054\u3068\u306b\uff1a\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u306f600\uff5e800\u30df\u30ea\u79d2\u672a\u6e80\u3001\u30e2\u30d0\u30a4\u30eb\u306f900\uff5e1200\u30df\u30ea\u79d2\u672a\u6e80\uff08\u8ddd\u96e2\u306b\u3088\u308b\uff09\u3002.<\/li>\n  <li><strong>\u30b8\u30c3\u30bf\u30fc<\/strong> \u30b3\u30a2\u30d1\u30b9\u3067 15\uff5e20 \u30df\u30ea\u79d2\u672a\u6e80\u3002\u3053\u306e\u5024\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u3001AQM\/\u30d4\u30a2\u30ea\u30f3\u30b0\u306e\u554f\u984c\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30a8\u30e9\u30fc\u4e88\u7b97<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30e9\u30fc\uff08\u4e2d\u65ad\u3001408\/499\u306a\u3069\uff09\u306b\u3064\u3044\u3066\u3001\u30c1\u30fc\u30e0\u304c\u76ee\u7684\u610f\u8b58\u3092\u6301\u3063\u3066\u884c\u52d5\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u30a2\u30e9\u30fc\u30e0\u306f\u3001\u8907\u6570\u306e\u6e2c\u5b9a\u30a6\u30a3\u30f3\u30c9\u30a6\u306b\u308f\u305f\u3063\u3066\u9855\u8457\u304b\u3064\u6301\u7d9a\u7684\u306a\u504f\u5dee\u304c\u3042\u3063\u305f\u5834\u5408\u306b\u306e\u307f\u4f5c\u52d5\u3059\u308b\u305f\u3081\u3001\u4e00\u6642\u7684\u306a\u96fb\u6ce2\u30c9\u30ea\u30d5\u30c8\u306b\u3088\u3063\u3066\u30a2\u30e9\u30fc\u30e0\u304c\u983b\u7e41\u306b\u4f5c\u52d5\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n<h2>\u5b9f\u8df5\uff1a\u76f4\u63a5\u7684\u306a\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3068\u8a3a\u65ad<\/h2>\n\n<p><strong>\u30d4\u30f3<\/strong> ICMP\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u6700\u521d\u306e\u640d\u5931\u3092\u53ef\u8996\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u304c\u3001\u4e00\u90e8\u306e\u30bf\u30fc\u30b2\u30c3\u30c8\u306fICMP\u3092\u5236\u9650\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u3060\u3051\u306b\u983c\u308b\u3053\u3068\u306f\u3057\u307e\u305b\u3093\u3002Traceroute\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u30db\u30c3\u30d7\u3084\u3001\u30d4\u30a2\u30ea\u30f3\u30b0\u307e\u305f\u306f\u30ea\u30e2\u30fc\u30c8\u30bb\u30b0\u30e1\u30f3\u30c8\u306e\u3069\u3061\u3089\u304c\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u304b\u3092\u983b\u7e41\u306b\u767a\u898b\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u306eDevTool\u304a\u3088\u3073\u5408\u6210\u30c6\u30b9\u30c8\u3067TTFB\u3092\u6e2c\u5b9a\u3057\u3001\u7279\u5b9a\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u30a8\u30e9\u30fc\u3092\u5272\u308a\u5f53\u3066\u307e\u3059\u3002 \u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u306b\u3088\u308a\u3001\u518d\u9001\u4fe1\u3001\u9806\u4e0d\u540c\u30a4\u30d9\u30f3\u30c8\u3001\u91cd\u8907 ACK \u306e\u84c4\u7a4d\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u3001TCP \u306e\u53cd\u5fdc\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u5915\u65b9\u306e\u8ca0\u8377\u30d4\u30fc\u30af\u306f\u30d1\u30b9\u54c1\u8cea\u3068\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u3088\u308a\u660e\u78ba\u306b\u660e\u3089\u304b\u306b\u3059\u308b\u305f\u3081\u3001\u6642\u9593\u5e2f\u5225\u306e\u6e2c\u5b9a\u30b7\u30ea\u30fc\u30ba\u3092\u8a08\u753b\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>\u8a66\u9a13\u65b9\u6cd5\uff1a\u640d\u5931\u3092\u73fe\u5b9f\u7684\u306b\u518d\u73fe<\/h2>\n<p>\u30ea\u30b9\u30af\u3092\u4e8b\u524d\u306b\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306b\u3001\u7d4c\u8def\u306e\u554f\u984c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u90e8\u3067\u306f\u3001 <strong>\u30ed\u30b9\u3001\u9045\u5ef6\u3001\u30b8\u30c3\u30bf\u30fc\u3001\u518d\u9806\u5e8f\u5316<\/strong> \u610f\u56f3\u7684\u306b\u4f9b\u7d66\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u518d\u73fe\u53ef\u80fd\u306a\u969c\u5bb3\u306b\u5bfe\u3057\u3066\u30d3\u30eb\u30c9\u5019\u88dc\u3092\u691c\u8a3c\u3057\u307e\u3059\u30021%\u30ed\u30b9\u304a\u3088\u307380 ms RTT\u3067HTTP\/2\u30de\u30eb\u30c1\u30d7\u30ec\u30ad\u30b7\u30f3\u30b0\u306f\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f0.5%\u30ed\u30b9\u304a\u3088\u307330 ms\u30b8\u30c3\u30bf\u30fc\u3067H3\u30b9\u30c8\u30ea\u30fc\u30e0\u306f\u30b9\u30e0\u30fc\u30ba\u306b\u52d5\u4f5c\u3057\u7d9a\u3051\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f \u3053\u308c\u3089\u306e\u30c6\u30b9\u30c8\u306b\u3088\u308a\u3001\u30d6\u30ed\u30c3\u30af\u3059\u308b\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30ea\u30af\u30a8\u30b9\u30c8\u3084\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3084\u3059\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u9006\u52b9\u679c\u3068\u306a\u308b\u904e\u5ea6\u306a\u4e26\u884c\u6027\u306a\u3069\u3001\u96a0\u308c\u305f\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n<h2>\u5bfe\u7b56\uff1a\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3001QoS\u3001CDN\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30b7\u30a7\u30fc\u30d4\u30f3\u30b0<\/h2>\n\n<p><strong>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u54c1\u8cea\u304c\u826f\u3051\u308c\u3070\u3001\u6700\u521d\u306e1\u30de\u30a4\u30eb\u3067\u306e\u640d\u5931\u304c\u6e1b\u3063\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u8ddd\u96e2\u304c\u304b\u306a\u308a\u77ed\u304f\u306a\u308b\u3088\u3002QoS\u306f\u30d3\u30b8\u30cd\u30b9\u306b\u91cd\u8981\u306a\u30d5\u30ed\u30fc\u3092\u512a\u5148\u3057\u3066\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30b7\u30a7\u30fc\u30d4\u30f3\u30b0\u306f\u30d0\u30fc\u30b9\u30c8\u306e\u30d4\u30fc\u30af\u3092\u5e73\u6e96\u5316\u3057\u3066\u3001\u518d\u9001\u4fe1\u3092\u672a\u7136\u306b\u9632\u3044\u3067\u304f\u308c\u308b\u3093\u3060\u3002 \u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u5730\u57df\u306b\u3088\u308a\u8fd1\u3065\u3051\u308b\u3053\u3068\u3067\u3001\u5f80\u5fa9\u306e\u8ddd\u96e2\u3092\u77ed\u7e2e\u3057\u3001\u5e72\u6e09\u306e\u5f71\u97ff\u3092\u5c0f\u3055\u304f\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u63a5\u7d9a\u6570\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b5\u30a4\u30ba\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u3067\u3001\u5f80\u5fa9\u306e\u56de\u6570\u304c\u6e1b\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304c\u9ad8\u901f\u5316\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u624b\u9806\u3092\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3068\u9023\u52d5\u3055\u305b\u3001TTFB\u3001LCP\u3001\u30a8\u30e9\u30fc\u7387\u306b\u5373\u5ea7\u306b\u52b9\u679c\u3092\u78ba\u8a8d\u3057\u307e\u3059\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\/01\/entwicklerpaketverlust4327.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30b5\u30fc\u30d0\u30fc\u3068\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u8abf\u6574\uff1a\u5c0f\u3055\u306a\u5de5\u592b\u3067\u5927\u304d\u306a\u52b9\u679c<\/h2>\n<p>\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u306f\u3001\u5805\u7262\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u306b\u91cd\u70b9\u3092\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n  <li><strong>\u8f3b\u8f33\u5236\u5fa1<\/strong>: BBR \u307e\u305f\u306f CUBIC \u3092\u30d1\u30b9\u30af\u30e9\u30b9\u3054\u3068\u306b\u691c\u8a3c\u3057\u3001\u30da\u30fc\u30b7\u30f3\u30b0\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u7dad\u6301\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u521d\u671f\u30a6\u30a3\u30f3\u30c9\u30a6<\/strong> \u307e\u305f\u3001TLS \u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u9069\u5207\u306b\u9078\u629e\u3057\u3066\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u8fc5\u901f\u306b\u5b9f\u884c\u3055\u308c\u3001\u30e9\u30a6\u30f3\u30c9\u30c8\u30ea\u30c3\u30d7\u304c\u5c11\u306a\u304f\u3066\u6e08\u3080\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30ad\u30fc\u30d7\u30a2\u30e9\u30a4\u30d6<\/strong>-\u63a5\u7d9a\u304c\u5b89\u5b9a\u3057\u3001\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u3057\u306a\u3044\u3088\u3046\u3001\u6642\u9593\u67a0\u3068\u5236\u9650\u3092\u8a2d\u5b9a\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8<\/strong> \u307e\u305f\u3001\u30ea\u30c8\u30e9\u30a4\u6226\u7565\u306f\u3001\u6563\u767a\u7684\u306a\u640d\u5931\u304c\u4e2d\u65ad\u306e\u9023\u9396\u306b\u3064\u306a\u304c\u3089\u306a\u3044\u3088\u3046\u3001\u9632\u5fa1\u7684\u306a\u3082\u306e\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n  <li><strong>\u5727\u7e2e\/\u30c1\u30e3\u30f3\u30ad\u30f3\u30b0<\/strong> \u91cd\u8981\u306a\u30d0\u30a4\u30c8\u304c\u65e9\u671f\u306b\u9001\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\uff08\u65e9\u671f\u30d5\u30e9\u30c3\u30b7\u30e5\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\uff09\u3002.<\/li>\n<\/ul>\n<p>HTTP\/3 \u3067\u306f\u3001\u4ee5\u4e0b\u306e\u5236\u9650\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 <strong>\u30b9\u30c8\u30ea\u30fc\u30e0<\/strong>, \u3001\u30d8\u30c3\u30c0\u30fc\u5727\u7e2e\u3001\u304a\u3088\u3073\u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\u3002\u305d\u306e\u76ee\u7684\u306f\u3001\u500b\u3005\u306e\u969c\u5bb3\u304c\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30d1\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3001\u30d5\u30a1\u30fc\u30b9\u30c8\u30d1\u30fc\u30c6\u30a3\u30db\u30b9\u30c8\u3092\u512a\u5148\u7684\u306b\u914d\u4fe1\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n<h2>QUIC \u306b\u3088\u308b HTTP\/3\uff1a\u640d\u5931\u6642\u306e\u30d6\u30ed\u30c3\u30af\u306e\u6e1b\u5c11<\/h2>\n\n<p><strong>HTTP\/3<\/strong> QUIC \u3092\u57fa\u76e4\u3068\u3057\u3001\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u5206\u96e2\u3059\u308b\u3053\u3068\u3067\u3001\u500b\u3005\u306e\u30d1\u30b1\u30c3\u30c8\u306e\u640d\u5931\u306b\u3088\u3063\u3066\u4ed6\u306e\u3059\u3079\u3066\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u505c\u6b62\u3059\u308b\u3053\u3068\u3092\u9632\u304e\u307e\u3059\u3002\u3053\u306e\u65b9\u6cd5\u306b\u3088\u308a\u3001\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u3067\u306e\u30d8\u30c3\u30c9\u30fb\u30aa\u30d6\u30fb\u30e9\u30a4\u30f3\u30fb\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u304c\u9632\u6b62\u3055\u308c\u3001\u30e2\u30d0\u30a4\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u30bf\u30fc\u30dc\u30b9\u30a4\u30c3\u30c1\u306e\u3088\u3046\u306a\u52b9\u679c\u3092\u767a\u63ee\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u6e2c\u5b9a\u7d50\u679c\u306b\u3088\u308b\u3068\u3001\u500b\u3005\u306e\u518d\u9001\u4fe1\u306b\u3088\u3063\u3066\u30da\u30fc\u30b8\u5168\u4f53\u304c\u505c\u6b62\u3059\u308b\u3053\u3068\u304c\u306a\u304f\u306a\u3063\u305f\u305f\u3081\u3001\u30ed\u30fc\u30c9\u6642\u9593\u304c 20\uff5e30% \u77ed\u7e2e\u3055\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 \u79c1\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30d9\u30fc\u30b9\u306b\u30e2\u30d0\u30a4\u30eb\u306e\u5272\u5408\u304c\u9ad8\u304f\u3001\u7d4c\u8def\u304c\u5909\u52d5\u3059\u308b\u5834\u5408\u3001\u79fb\u884c\u306f\u52b9\u679c\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u6280\u8853\u306b\u3064\u3044\u3066\u3055\u3089\u306b\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u57fa\u672c\u60c5\u5831\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/webhosting.de\/ja\/%e3%82%af%e3%82%a4%e3%83%83%e3%82%af%e3%83%bb%e3%83%97%e3%83%ad%e3%83%88%e3%82%b3%e3%83%ab%e9%9d%a9%e5%91%bd-%e3%82%a6%e3%82%a7%e3%83%96%e9%80%9a%e4%bf%a1\/\">QUIC\u30d7\u30ed\u30c8\u30b3\u30eb<\/a>.<\/p>\n\n<h2>HTTP\/3 \u306e\u5b9f\u8df5\uff1a\u9650\u754c\u3068\u7d30\u90e8<\/h2>\n<p>QUIC \u3082\u4f9d\u7136\u3068\u3057\u3066\u8106\u5f31\u3067\u3059\u3002 <strong>\u640d\u5931\u306e\u30d4\u30fc\u30af<\/strong>, \u3001\u3057\u304b\u3057\u3001\u640d\u5931\u691c\u51fa\u3068\u30d7\u30ed\u30fc\u30d6\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306b\u3088\u308a\u3001\u3088\u308a\u8fc5\u901f\u306b\u53cd\u5fdc\u3057\u307e\u3059\u3002. <strong>\u30ad\u30e5\u30fc\u30d1\u30c3\u30af<\/strong> \u30d8\u30c3\u30c0\u30fc\u306e\u30d6\u30ed\u30c3\u30af\u3092\u524a\u6e1b\u3057\u307e\u3059\u304c\u3001\u52d5\u7684\u30c6\u30fc\u30d6\u30eb\u304c\u4e0d\u5fc5\u8981\u306b\u5f85\u6a5f\u3057\u306a\u3044\u3088\u3046\u3001\u9069\u5207\u306a\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002 <strong>0-RTT<\/strong> \u518d\u63a5\u7d9a\u306e\u5834\u5408\u3001\u6700\u521d\u306e\u30d0\u30a4\u30c8\u3078\u306e\u7d4c\u8def\u3092\u77ed\u7e2e\u3057\u307e\u3059\u304c\u3001\u51aa\u7b49\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u6ce8\u610f\u3057\u307e\u3059\u3002DNS \u306e\u6700\u9069\u5316\uff08\u8fd1\u63a5\u6027\u306b\u5bfe\u3059\u308b\u77ed\u3044 TTL\u3001\u7bc0\u7d04\u7684\u306a CNAME \u30c1\u30a7\u30fc\u30f3\uff09\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u958b\u59cb\u6642\u306e\u8106\u5f31\u306a\u30e9\u30a6\u30f3\u30c9\u30c8\u30ea\u30c3\u30d7\u3078\u306e\u4f9d\u5b58\u5ea6\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n\n<h2>\u30d7\u30ed\u30c8\u30b3\u30eb\u9078\u629e\uff1aHTTP\/2 \u5bfe HTTP\/1.1 \u5bfe HTTP\/3<\/h2>\n\n<p><strong>HTTP\/2<\/strong> 1\u3064\u306e\u63a5\u7d9a\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u307e\u3068\u3081\u3066\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3092\u6e1b\u3089\u3057\u307e\u3059\u304c\u3001TCP \u306e\u6027\u8cea\u4e0a\u3001\u640d\u5931\u304c\u767a\u751f\u3059\u308b\u3068\u30d8\u30c3\u30c9\u30fb\u30aa\u30d6\u30fb\u30e9\u30a4\u30f3\u9045\u5ef6\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002HTTP\/1.1 \u306f\u3001\u77ed\u3044\u63a5\u7d9a\u304c\u591a\u3044\u3068\u52b9\u7387\u304c\u60aa\u304f\u306a\u308a\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3084\u3059\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3055\u3089\u306b\u60aa\u5316\u3057\u307e\u3059\u3002HTTP\/3 \u306f\u3053\u306e\u5f31\u70b9\u3092\u56de\u907f\u3057\u3001\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u72ec\u7acb\u3057\u3066\u9032\u884c\u3055\u305b\u308b\u305f\u3081\u3001\u500b\u3005\u306e\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u306e\u5f71\u97ff\u3092\u660e\u78ba\u306b\u5236\u9650\u3057\u307e\u3059\u3002 \u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u5927\u304d\u3044\u30d1\u30b9\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u304c\u3066\u3053\u3068\u306a\u308b\u305f\u3081\u30012 \u304b\u3089 3 \u3078\u306e\u79fb\u884c\u306f 1.1 \u304b\u3089 2 \u3078\u306e\u79fb\u884c\u3088\u308a\u3082\u5927\u304d\u306a\u52b9\u679c\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30eb\u30c1\u30d7\u30ec\u30af\u30b7\u30f3\u30b0\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306a\u80cc\u666f\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/webhosting.de\/ja\/http2%e5%a4%9a%e9%87%8d%e5%8c%96%e3%81%a8http11%e3%81%ae%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e3%81%ae%e8%83%8c%e6%99%af%e3%81%a8%e6%9c%80%e9%81%a9%e5%8c%96\/\">HTTP\/2 \u30de\u30eb\u30c1\u30d7\u30ec\u30ad\u30b7\u30f3\u30b0<\/a>.<\/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\/01\/paketverlust-analyse-8271.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3\uff1a\u6307\u6a19\u304b\u3089\u5bfe\u7b56\u3078<\/h2>\n<p>\u5b9f\u969b\u306e\u30d1\u30bf\u30fc\u30f3\uff1a\u5915\u65b9\u306b\u306f\u3001\u5357\u6771\u30e8\u30fc\u30ed\u30c3\u30d1\u306e TTFB-P95 \u304c\u5927\u5e45\u306b\u4e0a\u6607\u3059\u308b\u4e00\u65b9\u3001\u7c73\u56fd\u304a\u3088\u3073\u30c9\u30a4\u30c4\u306f\u5b89\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002Traceroute \u306f\u3001\u30d4\u30a2\u30ea\u30f3\u30b0\u30db\u30c3\u30d7\u3067\u30b8\u30c3\u30bf\u30fc\u306e\u5897\u52a0\u3068\u65ad\u7d9a\u7684\u306a\u640d\u5931\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u6642\u306b\u3001HAR \u3067\u306f\u3001\u91cd\u8981\u306a JSON API \u306b\u5bfe\u3059\u308b\u30ea\u30c8\u30e9\u30a4\u304c\u983b\u7e41\u306b\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002\u5bfe\u7b56\uff1a\u77ed\u671f\u7684 <strong>CDN\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong> \u4ee3\u66ff\u30ad\u30e3\u30ea\u30a2\u3092\u5f37\u5236\u3057\u3001API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u5730\u57df\u3054\u3068\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3002\u4e2d\u671f\u7684\u306b\u306f\u30d4\u30a2\u30ea\u30f3\u30b0\u3092\u62e1\u5927\u3057\u3001AQM\u30dd\u30ea\u30b7\u30fc\u3092\u8abf\u6574\u3002\u305d\u306e\u52b9\u679c\u306fTTFB\u306e\u5206\u5e03\u306b\u5373\u5ea7\u306b\u73fe\u308c\u3001\u518d\u9001\u4fe1\u304c\u6e1b\u5c11\u3001\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u306e\u4e2d\u65ad\u3082\u6e1b\u5c11\u3057\u307e\u3057\u305f\u3002.<\/p>\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30fc\u30c8\u30ca\u30fc\u306e\u9078\u629e\uff1a\u6307\u6a19\u3001\u30d1\u30b9\u3001\u4fdd\u8a3c<\/h2>\n\n<p><strong>\u30a8\u30b9\u30a8\u30eb\u30a8\u30fc<\/strong>-\u30d1\u30b9\u54c1\u8cea\u3068\u30d4\u30a2\u30ea\u30f3\u30b0\u304c\u9069\u5207\u3067\u306a\u3051\u308c\u3070\u3001\u30c6\u30ad\u30b9\u30c8\u306f\u610f\u5473\u3092\u6210\u3055\u306a\u3044\u305f\u3081\u3001\u4e3b\u8981\u30bf\u30fc\u30b2\u30c3\u30c8\u5730\u57df\u306b\u304a\u3051\u308b\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3001\u640d\u5931\u3001\u30b8\u30c3\u30bf\u30fc\u306e\u6e2c\u5b9a\u5024\u3092\u8981\u6c42\u3057\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306b\u8fd1\u3044\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u9069\u5207\u306a\u30ad\u30e3\u30ea\u30a2\u30df\u30c3\u30af\u30b9\u3001\u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306e\u76f4\u63a5\u4ea4\u63db\u306f\u3001\u5b9f\u969b\u306b\u306f\u7d14\u7c8b\u306a\u5e2f\u57df\u5e45\u306e\u60c5\u5831\u3088\u308a\u3082\u91cd\u8981\u3067\u3059\u3002 \u307e\u305f\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u304c\u30a2\u30af\u30c6\u30a3\u30d6\u306a DDoS \u9632\u5fa1\u3068\u30af\u30ea\u30fc\u30f3\u306a\u30ec\u30fc\u30c8\u5236\u9650\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3001\u4fdd\u8b77\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u3088\u3063\u3066\u4e0d\u5fc5\u8981\u306a\u640d\u5931\u304c\u767a\u751f\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30bf\u30fc\u30b2\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u306b\u3064\u3044\u3066\u306f\u3001\u30de\u30eb\u30c1\u30ea\u30fc\u30b8\u30e7\u30f3\u8a2d\u5b9a\u3068 CDN \u3092\u8a08\u753b\u3057\u3001\u30d5\u30a1\u30fc\u30b9\u30c8\u30de\u30a4\u30eb\u3092\u77ed\u304f\u4fdd\u3061\u3001\u30d1\u30b9\u306e\u5909\u52d5\u306e\u5f71\u97ff\u3092\u5c11\u306a\u304f\u3057\u3066\u3044\u307e\u3059\u3002\u7d50\u5c40\u3001\u91cd\u8981\u306a\u306e\u306f\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3067\u306f\u306a\u304f\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3088\u308b TTFB \u5206\u5e03\u306e\u89b3\u5bdf\u7d50\u679c\u3067\u3059\u3002.<\/p>\n\n<h2>\u7d50\u8ad6\uff1a\u9ad8\u901f\u5145\u96fb\u306e\u305f\u3081\u306e\u6700\u3082\u91cd\u8981\u306a\u6307\u91dd<\/h2>\n\n<p><strong>\u5c0f\u5305\u306e\u7d1b\u5931<\/strong> TCP 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