{"id":12373704,"date":"2026-03-17T07:15:31","date_gmt":"2026-03-16T23:15:31","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/cdn-%e6%8a%80%e6%9c%af%e8%af%a6%e8%a7%a3%ef%bc%9a%e4%bb%8e%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86%e5%88%b0%e9%80%89%e5%9e%8b%e6%8c%87%e5%8d%97%ef%bc%8c%e5%8a%a0%e9%80%9f%e4%bd%a0%e7%9a%84%e7%bd%91\/"},"modified":"2026-03-17T07:21:25","modified_gmt":"2026-03-16T23:21:25","slug":"cdn-technology-explained-how-it-works-and-choosing-the-right-provider-12373704","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/ja\/knowledge\/cdn\/cdn-technology-explained-how-it-works-and-choosing-the-right-provider-12373704\/","title":{"rendered":"CDN\uff08Content Delivery Network\uff09\u6280\u8853\u306e\u8a73\u7d30\u89e3\u8aac\uff1a\u4ed5\u7d44\u307f\u304b\u3089\u9078\u5b9a\u30ac\u30a4\u30c9\u307e\u3067 \u2013 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class=\"wp-block-heading\">CDN\u306e\u4e2d\u6838\u3068\u306a\u308b\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\u306e\u904b\u7528\u306f\u5358\u306a\u308b\u30b5\u30fc\u30d0\u30fc\u306e\u30b3\u30d4\u30fc\u3067\u306f\u306a\u304f\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u3001\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3001\u304a\u3088\u3073\u30aa\u30ea\u30b8\u30ca\u30eb\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u53d6\u5f97\uff08\u30ea\u30ed\u30fc\u30c9\uff09\u3068\u3044\u30463\u3064\u306e\u6838\u5fc3\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u542b\u3080\u3001\u9ad8\u5ea6\u306b\u5354\u8abf\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3067\u3059\u3002<\/p>\n<!-- AUTO_INTERNAL_LINKS_START --><p>\u63a8\u85a6\u56f3\u66f8 <a href=\"https:\/\/www.likacloud.com\/en\/knowledge\/cdn\/deep-dive-into-cdn-content-delivery-network-principles-and-practical-applications\/\">CDN\uff08Content Delivery 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pt-2 flex-grow\">\r\n\t\t\t\t<div class=\"flex justify-between items-start mb-2\">\r\n\t\t\t\t\t<strong class=\"text-xl font-bold\">\u30d0\u30cb\u30fc\u30cd\u30c3\u30c8CDN<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t<span class=\"text-gray-500 dark:text-gray-300 !text-sm p-4 pb-0\">\u6708\u3005\u306e\u652f\u6255\u3044\u306f\u308f\u305a\u304b1\u30c9\u30eb\u304b\u3089\u3067\u3001\u6599\u91d1\u306f\u660e\u78ba\u3067\u96a0\u853d\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u6c38\u7d9a\u7684\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u76e3\u8996\u3001DDoS\u4fdd\u8b77\u3001\u7121\u6599\u306eSSL\u8a3c\u660e\u66f8\u3001\u30d3\u30c7\u30aa\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u6a5f\u80fd\u3001\u304a\u3088\u3073\u67d4\u8edf\u306a\u4f7f\u7528\u3054\u3068\u306e\u8ab2\u91d1\u30e2\u30c7\u30eb\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/span>\r\n\t\t\t\t<div class=\"flex flex-col gap-4 md:gap-6 justify-between p-4\"> \r\n\t\t\t<!-- \u6807\u7b7e -->\r\n\t\t\t\t\t\t\r\n\t\t\t<!-- \u6d3b\u52a8\u548c\u94fe\u63a5 --> \r\n\t\t\t<div class=\"flex justify-between items-center gap-3 flex-col\">\r\n\t\t\t\t\t\t\t\t<div class=\"text-gray-500 dark:text-gray-300 !text-sm line-clamp-1\">\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u4e0d\u8981\u300114\u65e5\u9593\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/bunny-net\/\" class=\"flex justify-end font-bold !text-lg !text-orange-600 dark:!text-orange-500\">bunny.net\u306eCDN\u3092\u898b\u308b<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t<!-- \u5546\u5bb6\u5361\u7247 -->\r\n\t<div class=\"bg-white dark:bg-gray-750 rounded-lg overflow-hidden shadow-md flex gap-1 flex-col     justify-between\" data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/cloudways-cdn\/\">\r\n\t\t<div class=\"flex items-start justify-between\"> \r\n\t\t\t<!-- \u5546\u5bb6logo -->\r\n\t\t\t<div class=\"w-16 h-16 bg-blue-200 dark:bg-blue-500\/30 flex items-center justify-center flex-shrink-0 p-3\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2026\/01\/20260113030736.webp\" alt=\"\u30af\u30e9\u30a6\u30c9\u30a6\u30a7\u30a4\u30ba \u30af\u30e9\u30a6\u30c9\u30d5\u30ec\u30a2\u30fb\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\" class=\"w-12 object-contain !dark-filter08\" title=\"\">\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t<!-- \u5546\u5bb6\u4fe1\u606f -->\r\n\t\t\t<div class=\"px-4 pt-2 flex-grow\">\r\n\t\t\t\t<div class=\"flex justify-between items-start mb-2\">\r\n\t\t\t\t\t<strong class=\"text-xl font-bold\">\u30af\u30e9\u30a6\u30c9\u30a6\u30a7\u30a4\u30ba \u30af\u30e9\u30a6\u30c9\u30d5\u30ec\u30a2\u30fb\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t<span class=\"text-gray-500 dark:text-gray-300 !text-sm p-4 pb-0\">Cloudflare\u306eEnterprise CDN\/WAF\u306e\u6599\u91d1\u30d7\u30e9\u30f3\u306f\u3001100GB\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u542b\u30805\u30c9\u30e1\u30a4\u30f3\u307e\u3067\u304c1\u30c9\u30e1\u30a4\u30f3\u3042\u305f\u308a4.99\u7c73\u30c9\u30eb\/\u6708\u3001\u305d\u308c\u4ee5\u4e0a\u306f0.02\u7c73\u30c9\u30eb\/GB\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/span>\r\n\t\t\t\t<div class=\"flex flex-col gap-4 md:gap-6 justify-between p-4\"> \r\n\t\t\t<!-- \u6807\u7b7e -->\r\n\t\t\t\t\t\t\r\n\t\t\t<!-- \u6d3b\u52a8\u548c\u94fe\u63a5 --> \r\n\t\t\t<div class=\"flex justify-between items-center gap-3 flex-col\">\r\n\t\t\t\t\t\t\t\t<div class=\"text-gray-500 dark:text-gray-300 !text-sm line-clamp-1\">1\u30c9\u30e1\u30a4\u30f3\u306b\u3064\u304d100GB\u306e\u7121\u6599\u30c8\u30e9\u30d5\u30a3\u30c3\u30af<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/cloudways-cdn\/\" class=\"flex justify-end font-bold !text-lg !text-blue-600 dark:!text-blue-500\">\u30af\u30e9\u30a6\u30c9\u30a6\u30a7\u30a4\u30ba\u30fb\u30af\u30e9\u30a6\u30c9\u30d5\u30ec\u30a2\u30fb\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u3078\u306e\u30a2\u30af\u30bb\u30b9<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t<!-- \u91cd\u590d\u5668\u5faa\u73af\u7ed3\u675f -->\r\n<\/div>\r\n\r\n\r\n\n<!-- AUTO_SYNCED_PATTERN_INSERT_END -->\n\n\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306e\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3068\u30d2\u30c3\u30c8\u7387<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9078\u3070\u308c\u305f\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u76f4\u63a5\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u300c\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30b5\u30fc\u30d0\u30fc\u300d\u3067\u3059\u3002\u3053\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306f\u3001\u30ed\u30fc\u30ab\u30eb\u306b\u30e6\u30fc\u30b6\u30fc\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3057\u305f\u30ea\u30bd\u30fc\u30b9\uff08\u753b\u50cf\u3001CSS\u3001JavaScript\u3001\u30d3\u30c7\u30aa\u306e\u30b9\u30e9\u30a4\u30b9\u306a\u3069\uff09\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30ea\u30bd\u30fc\u30b9\u304c\u5b58\u5728\u3057\u3001\u304b\u3064\u6709\u52b9\u671f\u9650\u3092\u904e\u304e\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u3053\u308c\u3092\u300c\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u300d\u3068\u547c\u3073\u3001\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306f\u305d\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u3059\u3050\u306b\u30e6\u30fc\u30b6\u30fc\u306b\u8fd4\u3057\u307e\u3059\u3002\u3053\u308c\u304c\u6700\u3082\u901f\u3044\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u3067\u3059\u3002\u30ea\u30bd\u30fc\u30b9\u304c\u5b58\u5728\u3057\u306a\u3044\u3001\u307e\u305f\u306f\u6709\u52b9\u671f\u9650\u3092\u904e\u304e\u3066\u3044\u308b\u5834\u5408\u306f\u300c\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u300d\u3068\u547c\u3070\u308c\u3001\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306f\u6b21\u306e\u51e6\u7406\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30ed\u30fc\u30c9\uff08\u56de\u6e90\uff09\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u53d6\u5f97\uff08\u30d7\u30eb\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u30d2\u30c3\u30c8\u3057\u306a\u3044\u5834\u5408\u3001\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306f\u30e6\u30fc\u30b6\u30fc\u306b\u4ee3\u308f\u3063\u3066\u300c\u30bd\u30fc\u30b9\u30b5\u30a4\u30c8\u300d\uff08\u3064\u307e\u308a\u9867\u5ba2\u81ea\u8eab\u306e\u5143\u306e\u30b5\u30fc\u30d0\u30fc\uff09\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u308a\u3001\u6700\u65b0\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u53d6\u5f97\u3057\u305f\u5f8c\u3001\u4e00\u65b9\u3067\u306f\u30e6\u30fc\u30b6\u30fc\u306b\u8fd4\u3055\u308c\u3001\u3082\u3046\u4e00\u65b9\u3067\u306f\u4e8b\u524d\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u30ad\u30e3\u30c3\u30b7\u30e5\u30eb\u30fc\u30eb\uff08\u4f8b\u3048\u3070HTTP\u30d8\u30c3\u30c0\u30fc\u306eCache-Control\uff09\u306b\u57fa\u3065\u3044\u3066\u305d\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ed\u30fc\u30ab\u30eb\u30a8\u30ea\u30a2\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u6b21\u306b\u4ed6\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u540c\u3058\u30ea\u30bd\u30fc\u30b9\u3092\u30ea\u30af\u30a8\u30b9\u30c8\u3057\u305f\u5834\u5408\u3001\u305d\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u304b\u3089\u76f4\u63a5\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u53d6\u5f97\u3067\u304d\u308b\u305f\u3081\u3001\u30bd\u30fc\u30b9\u30b5\u30a4\u30c8\u306e\u8ca0\u8377\u304c\u8efd\u6e1b\u3055\u308c\u3001\u5168\u4f53\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CDN\uff08Content Delivery Network\uff09\u306e\u4e3b\u306a\u6280\u8853\u7684\u512a\u4f4d\u6027\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\uff08Content Delivery Network\uff09\u306e\u5c0e\u5165\u306b\u3088\u308a\u3001\u30d3\u30b8\u30cd\u30b9\u306f\u591a\u89d2\u7684\u306b\u9855\u8457\u306a\u5411\u4e0a\u3092\u9042\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u4fa1\u5024\u306f\u5358\u306b\u300c\u901f\u5ea6\u306e\u5411\u4e0a\u300d\u306b\u3068\u3069\u307e\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u304c\u6700\u3082\u76f4\u63a5\u7684\u306a\u5229\u76ca\u3067\u3059\u3002\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30a8\u30c3\u30b8\u306b\u914d\u4fe1\u3059\u308b\u3053\u3068\u3067\u3001CDN\u306f\u30c7\u30fc\u30bf\u30d1\u30b1\u30c3\u30c8\u306e\u8ee2\u9001\u8ddd\u96e2\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30db\u30c3\u30d7\u6570\u3092\u52b9\u679c\u7684\u306b\u524a\u6e1b\u3057\u3001\u9045\u5ef6\u3092\u5927\u5e45\u306b\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u753b\u50cf\u3084\u52d5\u753b\u304c\u591a\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084e\u30b3\u30de\u30fc\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u3068\u3063\u3066\u306f\u3001\u305f\u3068\u3048\u308f\u305a\u304b\u6570\u767e\u30df\u30ea\u79d2\u306e\u901f\u5ea6\u5411\u4e0a\u3067\u3082\u3001\u96e2\u8131\u7387\u3092\u660e\u3089\u304b\u306b\u6e1b\u3089\u3057\u3001\u30da\u30fc\u30b8\u306e\u95b2\u89a7\u6570\u3084\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<!-- AUTO_INTERNAL_LINKS_START --><p>\u63a8\u85a6\u56f3\u66f8 <a href=\"https:\/\/www.likacloud.com\/en\/knowledge\/cdn\/how-cdn-accelerates-website-and-improves-user-experience-90cdn\/\">CDN\uff08Content Delivery Network\uff09\u306e\u5fb9\u5e95\u89e3\u6790\uff1a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30a2\u30af\u30bb\u30b9\u901f\u5ea6\u3092\u3069\u306e\u3088\u3046\u306b\u5411\u4e0a\u3055\u305b\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u9ad8\u3081\u308b\u306e\u304b<\/a>\u3002<\/p><!-- AUTO_INTERNAL_LINKS_END -->\n\n\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30fc\u30d0\u30fc\u306e\u8ca0\u8377\u3092\u52b9\u679c\u7684\u306b\u8efd\u6e1b\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\uff08Content Delivery Network\uff09\u306f\u3001\u9759\u7684\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u53ef\u80fd\u306a\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u95a2\u3059\u308b\u307b\u3068\u3093\u3069\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u51e6\u7406\u3057\u3066\u304a\u308a\u3001\u901a\u5e38\u306f901TB\u304b\u30894TB\u4ee5\u4e0a\u306e\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u306f\u8cb4\u91cd\u306a\u8a08\u7b97\u30ea\u30bd\u30fc\u30b9\uff08CPU\u3001\u30e1\u30e2\u30ea\u3001\u5e2f\u57df\u5e45\uff09\u3092\u30b3\u30a2\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u3084\u308a\u53d6\u308a\u306b\u96c6\u4e2d\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3088\u308a\u5c11\u306a\u3044\u30b3\u30b9\u30c8\u3067\u3088\u308a\u5927\u898f\u6a21\u306a\u30d3\u30b8\u30cd\u30b9\u3092\u652f\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3068\u653b\u6483\u306b\u5bfe\u3059\u308b\u8010\u6027\u3092\u9ad8\u3081\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u53ef\u7528\u6027\u306fCDN\uff08Content Delivery Network\uff09\u306e\u56fa\u6709\u306e\u7279\u6027\u3067\u3059\u3002\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u308a\u3001\u3042\u308b\u30ce\u30fc\u30c9\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u308a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5207\u65ad\u3055\u308c\u305f\u308a\u3057\u305f\u5834\u5408\u3067\u3082\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8fc5\u901f\u306b\u4ed6\u306e\u6b63\u5e38\u306a\u30ce\u30fc\u30c9\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u4e2d\u65ad\u3092\u9632\u304e\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5927\u624b\u306eCDN\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306f\u901a\u5e38\u3001\u5f37\u529b\u306a\u5206\u6563\u578b\u30b5\u30fc\u30d3\u30b9\u59a8\u5bb3\uff08DDoS\uff09\u653b\u6483\u5bfe\u7b56\u6a5f\u80fd\u3092\u5099\u3048\u3066\u304a\u308a\u3001\u305d\u306e\u5927\u91cf\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u3068\u5e2f\u57df\u5e45\u30ea\u30bd\u30fc\u30b9\u306b\u3088\u3063\u3066\u653b\u6483\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5438\u53ce\u30fb\u5206\u6563\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30bd\u30fc\u30b9\u30b5\u30a4\u30c8\u3092\u3057\u3063\u304b\u308a\u3068\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5168\u7403\u30a2\u30af\u30bb\u30b9\u306e\u4e00\u8cab\u6027\u3092\u6700\u9069\u5316\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b0\u30ed\u30fc\u30d0\u30eb\u306b\u4e8b\u696d\u3092\u5c55\u958b\u3059\u308b\u4f01\u696d\u306b\u3068\u3063\u3066\u3001CDN\uff08Content Delivery Network\uff09\u306f\u4e00\u8cab\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u3069\u3053\u306b\u3044\u3066\u3082\u3001CDN\u306f\u305d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u6700\u3082\u8fd1\u3044\u3001\u307e\u305f\u306f\u6700\u9069\u306a\u30b5\u30fc\u30d0\u30fc\u30ce\u30fc\u30c9\u306b\u8ee2\u9001\u3059\u308b\u3053\u3068\u3067\u3001\u56fd\u5883\u3092\u8d8a\u3048\u305f\u308a\u7570\u306a\u308b\u901a\u4fe1\u4e8b\u696d\u8005\u9593\u3067\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6df7\u96d1\u3092\u56de\u907f\u3057\u3001\u4e16\u754c\u4e2d\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u8fc5\u901f\u3067\u5b89\u5b9a\u3057\u305f\u30a2\u30af\u30bb\u30b9\u74b0\u5883\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9069\u5207\u306aCDN\uff08Content Delivery Network\uff09\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u9078\u629e\u3059\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e02\u5834\u306b\u306f\u591a\u304f\u306eCDN\uff08Content Delivery Network\uff09\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304c\u5b58\u5728\u3059\u308b\u4e2d\u3067\u3001\u8ce2\u660e\u306a\u9078\u629e\u3092\u3059\u308b\u3053\u3068\u304c\u6280\u8853\u7684\u306a\u610f\u601d\u6c7a\u5b9a\u306b\u304a\u3044\u3066\u9375\u3068\u306a\u308a\u307e\u3059\u3002\u8a55\u4fa1\u306f\u4ee5\u4e0b\u306e\u3044\u304f\u3064\u304b\u306e\u6838\u5fc3\u7684\u306a\u5074\u9762\u306b\u57fa\u3065\u3044\u3066\u884c\u3046\u3079\u304d\u3067\u3059\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ce\u30fc\u30c9\u306e\u30ab\u30d0\u30fc\u7bc4\u56f2\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u54c1\u8cea<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ce\u30fc\u30c9\u306e\u6570\u3060\u3051\u304c\u8a55\u4fa1\u57fa\u6e96\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3088\u308a\u91cd\u8981\u306a\u306e\u306f\u3001\u30ce\u30fc\u30c9\u306e\u5206\u5e03\u306e\u5e83\u3055\u3068\u8cea\u3067\u3059\u3002\u307e\u305a\u3001\u56fd\u5185\u306e\u4e09\u5927\u901a\u4fe1\u4e8b\u696d\u8005\uff08\u96fb\u4fe1\u3001\u806f\u901a\u3001\u79fb\u52d5\uff09\u304a\u3088\u3073\u6d77\u5916\u306e\u4e3b\u8981\u5730\u57df\u3067\u306e\u30ab\u30d0\u30ec\u30c3\u30b8\u304c\u5341\u5206\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u81ea\u793e\u3067\u69cb\u7bc9\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u305d\u3057\u3066\u4ed6\u306e\u4e3b\u8981\u306a\u901a\u4fe1\u4e8b\u696d\u8005\u3068\u306e\u76f8\u4e92\u63a5\u7d9a\u306e\u8cea\u306b\u3082\u6ce8\u76ee\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u7b2c\u4e09\u8005\u306e\u76e3\u8996\u30c4\u30fc\u30eb\u3092\u5229\u7528\u3059\u308b\u304b\u3001\u30b5\u30fc\u30d3\u30b9\u63d0\u4f9b\u8005\u306b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u54c1\u8cea\u30ec\u30dd\u30fc\u30c8\u306e\u63d0\u4f9b\u3092\u4f9d\u983c\u3059\u308b\u3053\u3068\u3067\u8a55\u4fa1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6a5f\u80fd\u7279\u6027\u3068\u88fd\u54c1\u306e\u6210\u719f\u5ea6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u7684\u306a\u30d5\u30a1\u30a4\u30eb\u9ad8\u901f\u5316\u6a5f\u80fd\u306f\u3059\u3067\u306b\u6a19\u6e96\u88c5\u5099\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3055\u3089\u306b\u9ad8\u5ea6\u306a\u6a5f\u80fd\u306b\u3064\u3044\u3066\u306f\u81ea\u793e\u306e\u30d3\u30b8\u30cd\u30b9\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u52b9\u7387\u7684\u306a\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u9ad8\u901f\u5316\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u304b\uff1fHTTPS\/HTTP2\/QUIC\u306e\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u8a2d\u5b9a\u304c\u53ef\u80fd\u304b\uff1f\u30d3\u30c7\u30aa\u306e\u30e9\u30a4\u30d6\u914d\u4fe1\u3084\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u914d\u4fe1\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u304c\u5341\u5206\u306b\u6210\u719f\u3057\u3066\u3044\u308b\u304b\uff1fAPI\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3084\u8a2d\u5b9a\u7ba1\u7406\u304c\u67d4\u8edf\u3067\u4f7f\u3044\u3084\u3059\u3044\u304b\uff1f\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3001\u30a8\u30c3\u30b8\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306a\u3069\u306e\u8ffd\u52a0\u6a5f\u80fd\u304c\u5c06\u6765\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3048\u3089\u308c\u308b\u304b\uff1f<\/p>\n<!-- AUTO_INTERNAL_LINKS_START --><p>\u63a8\u85a6\u56f3\u66f8 <a href=\"https:\/\/www.likacloud.com\/en\/knowledge\/cdn\/cdn-technology-explained-accelerate-content-delivery-improve-user-experience-2\/\">CDN\uff08Content Delivery Network\uff09\u6280\u8853\u89e3\u6790\uff1a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u3092\u52a0\u901f\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5<\/a>\u3002<\/p><!-- AUTO_INTERNAL_LINKS_END -->\n\n\n\n\n<h3 class=\"wp-block-heading\">\u6599\u91d1\u30e2\u30c7\u30eb\u3068\u30b3\u30b9\u30c8\u52b9\u679c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\u306e\u8ab2\u91d1\u65b9\u6cd5\u306f\u591a\u5c90\u306b\u308f\u305f\u308a\u3001\u4e3b\u306b\u5e2f\u57df\u5e45\u306e\u30d4\u30fc\u30af\u5024\u306b\u57fa\u3065\u304f\u8ab2\u91d1\u3068\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u91cf\u306b\u57fa\u3065\u304f\u8ab2\u91d1\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u81ea\u793e\u306e\u30d3\u30b8\u30cd\u30b9\u306b\u304a\u3051\u308b\u5b9f\u969b\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d1\u30bf\u30fc\u30f3\u3092\u8003\u616e\u3057\u3066\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3044\u3001\u3088\u308a\u7d4c\u6e08\u7684\u306a\u8ab2\u91d1\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u6bb5\u968e\u7684\u306a\u6599\u91d1\u4f53\u7cfb\u3001\u4ed8\u52a0\u30b5\u30fc\u30d3\u30b9\u306e\u6599\u91d1\u3001\u30ea\u30dd\u30fc\u30b7\u30f3\u30b0\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u6599\u91d1\u306a\u3069\u306e\u8a73\u7d30\u306b\u3082\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u900f\u660e\u6027\u306e\u3042\u308b\u8ab2\u91d1\u65b9\u6cd5\u3068\u4e88\u6e2c\u53ef\u80fd\u306a\u30b3\u30b9\u30c8\u7ba1\u7406\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c6\u30af\u30cb\u30ab\u30eb\u30b5\u30dd\u30fc\u30c8\u304a\u3088\u3073\u30b5\u30fc\u30d3\u30b9\u30ec\u30d9\u30eb\u5951\u7d04<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u306b\u91cd\u8981\u306a\u30d3\u30b8\u30cd\u30b9\u306b\u304a\u3044\u3066\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306e\u30a2\u30d5\u30bf\u30fc\u30b5\u30fc\u30d3\u30b9\u306e\u5bfe\u5fdc\u80fd\u529b\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u30c1\u30fc\u30e0\u306e\u6280\u8853\u7684\u306a\u5c02\u9580\u6027\u3001\u5bfe\u5fdc\u901f\u5ea6\uff087x24\u6642\u9593\u30b5\u30fc\u30d3\u30b9\u306e\u63d0\u4f9b\u304b\u3069\u3046\u304b\uff09\u3001\u554f\u984c\u89e3\u6c7a\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u3064\u3044\u3066\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30b5\u30fc\u30d3\u30b9\u30ec\u30d9\u30eb\u5951\u7d04\uff08SLA\uff09\u3092\u5165\u5ff5\u306b\u78ba\u8a8d\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u53ef\u7528\u6027\u3084\u969c\u5bb3\u6642\u306e\u88dc\u511f\u306b\u95a2\u3059\u308b\u6761\u9805\u3092\u660e\u78ba\u306b\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u30b5\u30fc\u30d3\u30b9\u54c1\u8cea\u306e\u66f8\u9762\u306b\u3088\u308b\u4fdd\u8a3c\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CDN\uff08Content Delivery Network\uff09\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u8a2d\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\u306b\u6b63\u5e38\u306b\u63a5\u7d9a\u3057\u305f\u5f8c\u3001\u305d\u306e\u6700\u5927\u9650\u306e\u52b9\u80fd\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u306b\u306f\u9069\u5207\u306a\u8a2d\u5b9a\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6709\u52b9\u671f\u9650\uff08\u671f\u9650\u5207\u308c\uff09\u30dd\u30ea\u30b7\u30fc\u3092\u5408\u7406\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc\u306f\u3001CDN\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5de6\u53f3\u3059\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002HTTP\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\uff08\u4f8b\u3048\u3070\uff09\u3092\u6b63\u3057\u304f\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u306e\u52b9\u679c\u3092\u6700\u5927\u9650\u306b\u5f15\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <code data-no-auto-translation=\"\">Cache-Control<\/code>\u3001<code data-no-auto-translation=\"\">Expires<\/code>\u3001<code data-no-auto-translation=\"\">ETag<\/code>\u7570\u306a\u308b\u30ea\u30bd\u30fc\u30b9\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u52d5\u4f5c\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u3001\uff08\uff09\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30d0\u30fc\u30b8\u30e7\u30f3\u756a\u53f7\u3067\u540d\u4ed8\u3051\u3089\u308c\u305f\u9759\u7684\u30ea\u30bd\u30fc\u30b9\uff08\u4f8b\u3048\u3070\u2026\uff09\u306b\u3064\u3044\u3066\u306f\u2026 <code data-no-auto-translation=\"\">style.v123.css<\/code>\u9577\u671f\u30ad\u30e3\u30c3\u30b7\u30e5\uff08\u4f8b\u3048\u30701\u5e74\u9593\uff09\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308bHTML\u30da\u30fc\u30b8\u3084\u52d5\u7684\u306aAPI\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u3064\u3044\u3066\u306f\u3001\u3088\u308a\u77ed\u3044\u30ad\u30e3\u30c3\u30b7\u30e5\u6642\u9593\u306b\u8a2d\u5b9a\u3059\u308b\u304b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u3057\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002\u307e\u305f\u3001\u300c\u30af\u30a8\u30ea\u6587\u5b57\u5217\u306e\u7121\u8996\u300d\u306a\u3069\u306e\u6a5f\u80fd\u3092\u9069\u5207\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3082\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HTTPS\u3092\u6709\u52b9\u306b\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u5728\u306e\u74b0\u5883\u3067\u306f\u3001\u30b5\u30a4\u30c8\u5168\u4f53\u3067HTTPS\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u5fc5\u9808\u3067\u3059\u3002CDN\u304c\u63d0\u4f9b\u3059\u308bSSL\u8a3c\u660e\u66f8\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u304b\u3001\u81ea\u4f5c\u306e\u8a3c\u660e\u66f8\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092HTTPS\u306b\u5f37\u5236\u7684\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001WAF\uff08Web Application 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class=\"wp-block-paragraph\">\u6709\u52b9\u306a\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u3092\u78ba\u7acb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002CDN\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304c\u63d0\u4f9b\u3059\u308b\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u3092\u5229\u7528\u3057\u3066\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u5e2f\u57df\u5e45\u3001\u30d2\u30c3\u30c8\u7387\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u306e\u5206\u5e03\u306a\u3069\u306e\u91cd\u8981\u306a\u6307\u6a19\u3092\u76e3\u8996\u3057\u307e\u3057\u3087\u3046\u3002\u307e\u305f\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30ed\u30b0\u30b5\u30fc\u30d3\u30b9\u3092\u6709\u52b9\u306b\u3057\u3001\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u306e\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u3092\u81ea\u793e\u306e\u30ed\u30b0\u5206\u6790\u30b7\u30b9\u30c6\u30e0\uff08\u4f8b\uff1aELK Stack\uff09\u3084\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u540c\u671f\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u306e\u8a73\u7d30\u306a\u5206\u6790\u3001\u554f\u984c\u306e\u7279\u5b9a\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u306e\u6700\u9069\u5316\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bd\u30fc\u30b9\u30b5\u30a4\u30c8\u3068\u306e\u9023\u643a\u304a\u3088\u3073\u30ea\u30bd\u30fc\u30b9\u306e\u6700\u9069\u5316<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\uff08Content Delivery Network\uff09\u3092\u6b63\u3057\u304f\u5229\u7528\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30bd\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u304c\u6b63\u3057\u304f\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30bd\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u306f\u3001CDN\u30ce\u30fc\u30c9\u304b\u3089\u306e\u30ea\u30bd\u30fc\u30b9\u306e\u53d6\u5f97\u30ea\u30af\u30a8\u30b9\u30c8\uff08\u901a\u5e38\u3001\u7279\u5b9a\u306eHTTP\u30d8\u30c3\u30c0\u30fc\u3092\u901a\u3058\u3066\uff09\u3092\u6b63\u3057\u304f\u8a8d\u8b58\u3057\u3001\u51e6\u7406\u3067\u304d\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002 <code data-no-auto-translation=\"\">X-Forwarded-For<\/code> 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class=\"wp-block-heading\">\u6982\u8981<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\uff08Content Delivery Network\uff09\u306f\u3001\u304b\u3064\u3066\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u3057\u3066\u63d0\u4f9b\u3055\u308c\u3066\u3044\u305f\u52a0\u901f\u30b5\u30fc\u30d3\u30b9\u304b\u3089\u3001\u73fe\u4ee3\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3068\u3063\u3066\u6b20\u304b\u305b\u306a\u3044\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3078\u3068\u9032\u5316\u3057\u307e\u3057\u305f\u3002CDN\u306f\u5206\u6563\u578b\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u6d3b\u7528\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9045\u5ef6\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u8ca0\u8377\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30a2\u30af\u30bb\u30b9\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3068\u3044\u3063\u305f\u69d8\u3005\u306a\u6838\u5fc3\u7684\u306a\u554f\u984c\u3092\u52b9\u679c\u7684\u306b\u89e3\u6c7a\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001CDN\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306e\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u81ea\u793e\u306e\u30d3\u30b8\u30cd\u30b9\u7279\u6027\u306b\u5408\u308f\u305b\u305f\u9069\u5207\u306a\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306e\u9078\u5b9a\u3084\u7d30\u304b\u3044\u8a2d\u5b9a\u306e\u6700\u9069\u5316\u3092\u884c\u3046\u3053\u3068\u3067\u3001CDN\u306e\u6f5c\u5728\u80fd\u529b\u3092\u6700\u5927\u9650\u306b\u5f15\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002CDN\u3092\u7d99\u7d9a\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u306b\u6700\u9ad8\u54c1\u8cea\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u3001\u5b89\u5168\u306a\u30c7\u30b8\u30bf\u30eb\u4f53\u9a13\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ \u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">CDN\u3068\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d0\u30fc\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CDN\uff08Content Delivery 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