{"id":33029,"date":"2026-06-04T15:03:06","date_gmt":"2026-06-04T07:03:06","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/how-to-ensure-the-cdn-routes-through-the-us\/"},"modified":"2026-06-04T15:07:56","modified_gmt":"2026-06-04T07:07:56","slug":"how-to-ensure-the-cdn-routes-through-the-us","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/how-to-ensure-the-cdn-routes-through-the-us\/","title":{"rendered":"\u5982\u4f55\u786e\u4fdd CDN \u901a\u8fc7\u7f8e\u56fd\u8fdb\u884c\u8def\u7531"},"content":{"rendered":"<style>\n    table, th, td {\n        border: 1px solid black;\n        border-collapse: collapse;\n    }\n<\/style>\n<p>\u4f60\u5e0c\u671b\u786e\u4fdd <a target=\"_self\" href=\"https:\/\/www.varidata.com\/zh-cn\/knowledge\/does-cdn-caching-really-slow-down-your-website\/\">CDN<\/a> \u901a\u8fc7<a target=\"_self\" href=\"https:\/\/www.varidata.com\/zh-cn\/server\/los-angeles\/cn2\/\">\u7f8e\u56fd\u670d\u52a1\u5668<\/a>\u53d1\u9001\u4f60\u7684\u5185\u5bb9\uff0c\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u901f\u5ea6\u548c\u53ef\u63a7\u6027\u3002\u5f53\u4f60\u9009\u62e9\u4e00\u4e2a\u5728\u7f8e\u56fd\u8282\u70b9\u5e03\u5c40\u5f3a\u5927\u7684\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u65f6\uff0c\u53ef\u4ee5\u83b7\u5f97\u66f4\u5feb\u7684\u8bbf\u95ee\u901f\u5ea6\uff0c\u540c\u65f6\u6ee1\u8db3\u91cd\u8981\u7684\u5408\u89c4\u6027\u8981\u6c42\u3002\u501f\u52a9\u5730\u7406\u8def\u7531\uff0c\u4f60\u53ef\u4ee5\u5c06\u7528\u6237\u670d\u52a1\u5728\u6b63\u786e\u7684\u533a\u57df\u5185\u3002\u901a\u8fc7\u5728 CDN \u5b58\u50a8\u548c\u5206\u53d1\u6587\u4ef6\u7684\u533a\u57df\u505a\u51fa\u660e\u667a\u9009\u62e9\uff0c\u4f60\u8fd8\u80fd\u907f\u514d\u5185\u5bb9\u9650\u5236\u95ee\u9898\u3002<\/p>\n<h2>\u5173\u952e\u8981\u70b9<\/h2>\n<ul>\n<li>\n<p>\u9009\u62e9\u5728\u7f8e\u56fd\u62e5\u6709\u5f3a\u5927\u8282\u70b9\u5e03\u5c40\u7684 CDN\uff0c\u4ee5\u786e\u4fdd\u5feb\u901f\u7684\u5185\u5bb9\u5206\u53d1\u5e76\u7b26\u5408\u76f8\u5173\u6cd5\u89c4\u3002<\/p>\n<\/li>\n<li>\n<p>\u914d\u7f6e\u57fa\u4e8e\u5730\u7406\u4f4d\u7f6e\u7684\u8def\u7531\uff0c\u5c06\u7f8e\u56fd\u7528\u6237\u5b9a\u5411\u5230\u7f8e\u56fd\u8fb9\u7f18\u670d\u52a1\u5668\uff0c\u4ece\u800c\u63d0\u5347\u54cd\u5e94\u65f6\u95f4\u5e76\u6ee1\u8db3\u6570\u636e\u9a7b\u7559\u6cd5\u5f8b\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u671f\u4f7f\u7528 traceroute \u548c DNS \u67e5\u8be2\u7b49\u5de5\u5177\u76d1\u63a7 CDN \u8def\u7531\uff0c\u786e\u4fdd\u6d41\u91cf\u59cb\u7ec8\u5728\u7f8e\u56fd\u5883\u5185\u4f20\u8f93\u3002<\/p>\n<\/li>\n<li>\n<p>\u89e3\u51b3\u5e38\u89c1\u7684\u9519\u8bef\u914d\u7f6e\u548c\u4f9b\u5e94\u5546\u9650\u5236\u95ee\u9898\uff0c\u4ee5\u4fdd\u6301\u6700\u4f73\u7684 CDN \u6027\u80fd\u548c\u8def\u7531\u7cbe\u5ea6\u3002<\/p>\n<\/li>\n<li>\n<p>\u6301\u7eed\u5173\u6ce8\u670d\u52a1\u5546\u7684\u53d8\u66f4\uff0c\u5e76\u6309\u8ba1\u5212\u8fdb\u884c\u5b9a\u671f\u68c0\u67e5\uff0c\u4ee5\u4fbf\u53ca\u65f6\u8c03\u6574 CDN \u8bbe\u7f6e\uff0c\u83b7\u5f97\u5cf0\u503c\u6027\u80fd\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u786e\u4fdd CDN \u901a\u8fc7\u7f8e\u56fd\u670d\u52a1\u5668\u8def\u7531<\/h2>\n<h3>\u9009\u62e9\u5177\u5907\u7f8e\u56fd\u8282\u70b9\u7684 CDN<\/h3>\n<p>\u4f60\u9700\u8981\u786e\u4fdd\u9009\u62e9\u7684 CDN \u5728\u7f8e\u56fd\u62e5\u6709\u5f3a\u5927\u7684\u670d\u52a1\u5668\u7f51\u7edc\u3002\u8fd9\u4e00\u6b65\u6709\u52a9\u4e8e\u63d0\u5347\u5185\u5bb9\u4ea4\u4ed8\u901f\u5ea6\u5e76\u6ee1\u8db3\u5408\u89c4\u8981\u6c42\u3002\u5728\u8bc4\u4f30\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\u65f6\uff0c\u8981\u5173\u6ce8\u5176\u5728\u7f8e\u56fd\u7684\u8fb9\u7f18\u8282\u70b9\u6570\u91cf\u4ee5\u53ca\u8fd9\u4e9b\u8282\u70b9\u5728\u5730\u7406\u4e0a\u7684\u5206\u5e03\u60c5\u51b5\u3002Akamai \u5728\u5168\u7403\u62e5\u6709\u8d85\u8fc7 4,100 \u4e2a\u8fb9\u7f18\u8282\u70b9\uff0c\u5176\u4e2d\u5f88\u591a\u90e8\u7f72\u5728 ISP\u3001\u6709\u7ebf\u7f51\u7edc\u548c\u79fb\u52a8\u8fd0\u8425\u5546\u5185\u90e8\u3002CloudFront \u548c Cloudflare \u5728\u7f8e\u56fd\u540c\u6837\u62e5\u6709\u5927\u91cf\u8fb9\u7f18\u8282\u70b9\uff0c\u4f46 Akamai \u7684\u670d\u52a1\u5668\u7f51\u7edc\u5728\u672c\u5730\u7f51\u7edc\u4e2d\u7684\u6e17\u900f\u66f4\u6df1\u5165\u3002<\/p>\n<blockquote>\n<p><strong>\u63d0\u793a\uff1a<\/strong>\u7f8e\u56fd\u5883\u5185\u670d\u52a1\u5668\u7f51\u7edc\u8d8a\u5e9e\u5927\uff0c\u5ef6\u8fdf\u8d8a\u4f4e\uff0c\u7528\u6237\u54cd\u5e94\u65f6\u95f4\u5c31\u8d8a\u5feb\u3002<\/p>\n<\/blockquote>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e0b\u8868\u4ece\u5173\u952e\u6307\u6807\u7ef4\u5ea6\u6765\u5bf9\u6bd4\u5404\u4e2a CDN \u670d\u52a1\u5546\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6307\u6807<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6027\u80fd\u6307\u6807<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ef6\u8fdf\u3001\u541e\u5410\u91cf\u3001\u53ef\u7528\u6027\uff08\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\uff09\u4ee5\u53ca\u771f\u5b9e\u573a\u666f\u901f\u5ea6\u6d4b\u8bd5\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6210\u672c\u6548\u76ca<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u900f\u660e\u7684\u5b9a\u4ef7\u6a21\u5f0f\u3001\u6309\u91cf\u8ba1\u8d39\u9009\u9879\u548c\u6d41\u91cf\u9636\u68af\u6298\u6263\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728\u7f8e\u56fd\u7684\u7f51\u7edc\u8986\u76d6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7f8e\u56fd\u8fb9\u7f18\u670d\u52a1\u5668\u7684\u6570\u91cf\u53ca\u5176\u5730\u7406\u5206\u5e03\u591a\u6837\u6027\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u529f\u80fd\u7279\u6027<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5bf9\u73b0\u4ee3\u534f\u8bae\u7684\u652f\u6301\u3001\u5b9e\u65f6\u5206\u6790\u529f\u80fd\u4ee5\u53ca\u96c6\u6210\u80fd\u529b\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ba2\u6237\u652f\u6301\u4e0e\u6613\u7528\u6027<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7528\u6237\u754c\u9762\u3001\u6587\u6863\u8d28\u91cf\u4ee5\u53ca\u5ba2\u6237\u53cd\u9988\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5728\u9009\u62e9 CDN \u65f6\uff0c\u8981\u91cd\u70b9\u5173\u6ce8\u5176\u5728\u7f8e\u56fd\u7684\u7f51\u7edc\u8986\u76d6\u80fd\u529b\uff0c\u4ee5\u53ca\u662f\u5426\u53ef\u4ee5\u4e3a\u5730\u7406\u5206\u5e03\u5e7f\u6cdb\u7684\u7528\u6237\u7fa4\u63d0\u4f9b\u670d\u52a1\u3002\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd CDN \u4ee5\u4f4e\u5ef6\u8fdf\u548c\u9ad8\u53ef\u9760\u6027\u4ea4\u4ed8\u5185\u5bb9\u3002<\/p>\n<h3>\u8bbe\u7f6e\u57fa\u4e8e\u5730\u7406\u4f4d\u7f6e\u7684\u8def\u7531<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5229\u7528\u5730\u7406\u8def\u7531\u6765\u786e\u4fdd CDN \u5c06\u6d41\u91cf\u5bfc\u5411\u7f8e\u56fd\u670d\u52a1\u5668\u3002\u8fd9\u79cd\u65b9\u5f0f\u5229\u7528\u7528\u6237\u7684 IP \u5730\u5740\u6765\u5224\u65ad\u5176\u6240\u5904\u7684\u5730\u7406\u533a\u57df\uff0c\u5e76\u5c06\u5176\u8bf7\u6c42\u5b9a\u5411\u5230\u6700\u8fd1\u7684\u8fb9\u7f18\u8282\u70b9\u3002\u5927\u591a\u6570 CDN \u670d\u52a1\u5546\uff08\u5305\u62ec AWS CloudFront\u3001Cloudflare\u3001Akamai \u548c Fastly\uff09\u90fd\u652f\u6301\u5730\u7406\u5b9a\u5411\uff08geo-targeting\uff09\u3002\u4f60\u53ef\u4ee5\u914d\u7f6e\u89c4\u5219\uff0c\u5c06\u6765\u81ea\u7f8e\u56fd\u7684\u7528\u6237\u6620\u5c04\u5230\u7f8e\u56fd\u7684\u8fb9\u7f18\u8282\u70b9\u3002\u8fd9\u6837\u7684\u8bbe\u7f6e\u65e2\u80fd\u63d0\u5347\u54cd\u5e94\u901f\u5ea6\uff0c\u53c8\u80fd\u4fdd\u8bc1\u5185\u5bb9\u7559\u5728\u6b63\u786e\u7684\u5730\u7406\u533a\u57df\u5185\u3002<\/p>\n<p>\u914d\u7f6e\u5730\u7406\u8def\u7531\u7684\u4e00\u822c\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li>\n<p>\u767b\u5f55\u4f60\u7684 CDN \u670d\u52a1\u5546\u63a7\u5236\u53f0\u3002<\/p>\n<\/li>\n<li>\n<p>\u627e\u5230\u5730\u7406\u8def\u7531\u6216\u5730\u7406\u5b9a\u5411\uff08geo-targeting\uff09\u8bbe\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u521b\u5efa\u89c4\u5219\uff0c\u5c06\u7f8e\u56fd\u7528\u6237\u6620\u5c04\u5230\u7f8e\u56fd\u7684\u8fb9\u7f18\u4f4d\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u6d4b\u8bd5\u914d\u7f6e\uff0c\u786e\u8ba4 CDN \u6309\u9884\u671f\u65b9\u5f0f\u8fdb\u884c\u8def\u7531\u3002<\/p>\n<\/li>\n<\/ol>\n<blockquote>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u5730\u7406\u8def\u7531\u6709\u52a9\u4e8e\u9075\u5b88\u5404\u4e2a\u533a\u57df\u7684\u6570\u636e\u9a7b\u7559\u6cd5\u89c4\u548c\u5185\u5bb9\u9650\u5236\u8981\u6c42\u3002<\/p>\n<\/blockquote>\n<h3>\u914d\u7f6e\u7f8e\u56fd\u8fb9\u7f18\u8282\u70b9<\/h3>\n<p>\u4f60\u5fc5\u987b\u5c06 CDN \u914d\u7f6e\u4e3a\u5bf9\u4f60\u7684\u5185\u5bb9\u4f7f\u7528\u7f8e\u56fd\u8fb9\u7f18\u8282\u70b9\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u5305\u542b\u591a\u4e2a\u6b65\u9aa4\u3002\u9996\u5148\uff0c\u8bc4\u4f30\u81ea\u8eab\u9700\u6c42\u5e76\u89c4\u5212\u4f60\u7684\u670d\u52a1\u5668\u7f51\u7edc\u3002\u63a5\u7740\uff0c\u9009\u62e9\u670d\u52a1\u5546\u5e76\u8fdb\u884c\u6d4b\u8bd5\uff0c\u4ee5\u68c0\u67e5\u517c\u5bb9\u6027\u548c\u6027\u80fd\u3002\u7136\u540e\u5b8c\u6210\u521d\u59cb\u914d\u7f6e\uff0c\u5305\u62ec\u76d1\u63a7\u5de5\u5177\u548c\u57fa\u51c6\u6307\u6807\u3002\u518d\u9010\u6b65\u8fc1\u79fb\u6d41\u91cf\u5230\u65b0\u914d\u7f6e\u4e2d\uff0c\u4ece\u975e\u5173\u952e\u4e1a\u52a1\u6d41\u91cf\u5f00\u59cb\u3002\u6700\u540e\uff0c\u5bf9\u7f51\u7edc\u8fdb\u884c\u4f18\u5316\u548c\u5fae\u8c03\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u6548\u679c\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u9636\u6bb5<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5468\u671f<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8bc4\u4f30\u4e0e\u89c4\u5212<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>4\u20136 \u5468<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u660e\u786e\u9700\u6c42\u3001\u8bc4\u4f30 CDN \u670d\u52a1\u5546\u3001\u8bbe\u8ba1\u8def\u7531\u7b56\u7565\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u670d\u52a1\u5546\u9009\u62e9\u4e0e POC<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>2\u20134 \u5468<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6d4b\u8bd5\u670d\u52a1\u5546\u3001\u9a8c\u8bc1\u517c\u5bb9\u6027\u3001\u8fdb\u884c\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u521d\u59cb\u914d\u7f6e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>2\u20133 \u5468<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5b8c\u6210\u914d\u7f6e\u3001\u76d1\u63a7\u63a5\u5165\u4ee5\u53ca\u57fa\u7ebf\u6307\u6807\u8bbe\u7f6e\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6e10\u8fdb\u5f0f\u6d41\u91cf\u8fc1\u79fb<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>4\u20138 \u5468<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8fc1\u79fb\u975e\u5173\u952e\u4e1a\u52a1\u6d41\u91cf\uff0c\u9010\u6b65\u63d0\u5347\u6d41\u91cf\u89c4\u6a21\uff0c\u6301\u7eed\u76d1\u63a7\u4e0e\u4f18\u5316\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f18\u5316\u4e0e\u7cbe\u7ec6\u8c03\u4f18<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6301\u7eed\u8fdb\u884c<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u6790\u6570\u636e\uff0c\u8c03\u6574\u8def\u7531\u89c4\u5219\uff0c\u4f18\u5316\u6210\u672c\u548c\u6027\u80fd\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4e0d\u540c CDN \u670d\u52a1\u5546\u5bf9\u7f8e\u56fd\u8fb9\u7f18\u8282\u70b9\u7684\u914d\u7f6e\u65b9\u5f0f\u5404\u4e0d\u76f8\u540c\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 125px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u80fd\u529b \/ \u7279\u6027<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>CloudFront\uff08AWS\uff09<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>Cloudflare<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>Akamai<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>Fastly<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8fb9\u7f18\u8282\u70b9\u6570\u91cf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>400+ \u8fb9\u7f18\u8282\u70b9 + 13 \u4e2a\u533a\u57df\u7f13\u5b58<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>300+ \u8fb9\u7f18\u8282\u70b9<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>4,100+ \u8fb9\u7f18\u8282\u70b9<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>90+ POP<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8fb9\u7f18\u67b6\u6784\u6a21\u578b<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u5c42\uff08Edge \u2192 \u533a\u57df\u7f13\u5b58 \u2192 \u6e90\u7ad9\uff09<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6241\u5e73<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u5c42\uff0c\u5d4c\u5165 ISP \u7f51\u7edc<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5b9e\u65f6\u3001\u539f\u751f\u8fb9\u7f18\u67b6\u6784<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>PoP \u90e8\u7f72\u7b56\u7565<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u533a\u57df\u5bfc\u5411\uff0c\u4f9d\u6258 AWS \u57fa\u7840\u8bbe\u65bd<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8d85\u672c\u5730\u5316\uff0c\u9760\u8fd1 ISP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6df1\u5ea6\u5d4c\u5165 ISP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5f00\u53d1\u8005\u4f18\u5148\u3001\u805a\u7126\u57ce\u5e02\u8282\u70b9<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5230\u7ec8\u7aef\u7528\u6237\u7684\u5ef6\u8fdf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7ea6 50\u2013100 ms<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>&lt;20\u201350 ms<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>&lt;15\u201330 ms<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7ea6 20\u201340 ms<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>AWS CloudFront \u5141\u8bb8\u4f60\u9009\u62e9\u8fb9\u7f18\u4f4d\u7f6e\uff0c\u5e76\u501f\u52a9\u8d1f\u8f7d\u5747\u8861\u5668\u63a7\u5236\u6d41\u91cf\u8def\u7531\u3002Cloudflare \u91c7\u7528\u6241\u5e73\u5316\u7f51\u7edc\u67b6\u6784\uff0c\u6240\u6709\u8fb9\u7f18\u8282\u70b9\u90fd\u53ef\u4ee5\u63d0\u4f9b\u5185\u5bb9\u3002Akamai \u5c06\u8fb9\u7f18\u8282\u70b9\u653e\u7f6e\u5728 ISP \u5185\u90e8\uff0c\u4ee5\u5b9e\u73b0\u6700\u4f4e\u5ef6\u8fdf\u3002Fastly \u5219\u901a\u8fc7\u5b9e\u65f6\u914d\u7f6e\u548c\u8fb9\u7f18\u903b\u8f91\u63d0\u4f9b\u66f4\u9ad8\u7ea7\u522b\u7684\u63a7\u5236\u80fd\u529b\u3002<\/p>\n<h3>\u5728\u7f8e\u56fd IXP \u9644\u8fd1\u90e8\u7f72\u4ee3\u7406\u670d\u52a1\u5668<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5728\u7f8e\u56fd\u4e3b\u8981\u7684\u4e92\u8054\u7f51\u4ea4\u6362\u4e2d\u5fc3\uff08IXP\uff09\u9644\u8fd1\u90e8\u7f72\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u4ee5\u786e\u4fdd CDN \u901a\u8fc7\u7f8e\u56fd\u8fdb\u884c\u8def\u7531\u3002\u8fd9\u4e9b\u4ee3\u7406\u670d\u52a1\u5668\u540c\u65f6\u5145\u5f53\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u5c06\u7f51\u7edc\u6d41\u91cf\u5bfc\u5411\u540c\u4e00\u5730\u7406\u533a\u57df\u5185\u6700\u8fd1\u7684\u6570\u636e\u4e2d\u5fc3\u3002\u8fd9\u6837\u7684\u67b6\u6784\u53ef\u4ee5\u964d\u4f4e\u5ef6\u8fdf\u5e76\u63d0\u5347\u7f8e\u56fd\u7528\u6237\u7684\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n<p>\u6709\u4e9b\u7ec4\u7ec7\u4f1a\u4f7f\u7528\u4e13\u7ebf\u94fe\u8def\uff0c\u4f8b\u5982 FastConnect \u6216\u7ad9\u70b9\u5230\u7ad9\u70b9 VPN\uff08Site-to-Site VPN\uff09\uff0c\u4ee5\u4fdd\u8bc1\u6d41\u91cf\u59cb\u7ec8\u505c\u7559\u5728\u7f8e\u56fd\u57fa\u7840\u8bbe\u65bd\u5185\u3002\u8fd9\u79cd\u65b9\u5f0f\u5c06\u672c\u5730\u7f51\u7edc\u8fde\u63a5\u5230\u865a\u62df\u4e91\u7f51\u7edc\uff08VCN\uff09\u7684\u79c1\u6709\u7f51\u5173\uff0c\u6d41\u91cf\u53ea\u901a\u8fc7\u79c1\u6709\u7ebf\u8def\u548c\u7f51\u5173\uff0c\u800c\u4e0d\u662f\u516c\u5171\u4e92\u8054\u7f51\u3002\u901a\u8fc7\u8fd9\u4e00\u65b9\u5f0f\uff0c\u53ef\u4ee5\u786e\u4fdd CDN \u59cb\u7ec8\u5728\u7f8e\u56fd\u5883\u5185\u4f20\u8f93\u4f60\u7684\u5185\u5bb9\uff0c\u6ee1\u8db3\u4e25\u683c\u7684\u5408\u89c4\u9700\u6c42\u3002<\/p>\n<blockquote>\n<p><strong>\u4e13\u4e1a\u63d0\u793a\uff1a<\/strong>\u4e3a\u4ee3\u7406\u670d\u52a1\u5668\u914d\u5408\u4f7f\u7528\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u5747\u8861\u5206\u53d1\u5e76\u5e94\u5bf9\u7a81\u53d1\u6d41\u91cf\u9ad8\u5cf0\u3002<\/p>\n<\/blockquote>\n<p>\u5f53\u4f60\u5c06\u8fd9\u4e9b\u7b56\u7565\u7ed3\u5408\u8d77\u6765\u4f7f\u7528\u2014\u2014\u9009\u62e9\u5408\u9002\u7684 CDN\u3001\u914d\u7f6e\u5730\u7406\u8def\u7531\u3001\u8bbe\u7f6e\u7f8e\u56fd\u8fb9\u7f18\u4f4d\u7f6e\u4ee5\u53ca\u90e8\u7f72\u4ee3\u7406\u670d\u52a1\u5668\u2014\u2014\u5c31\u80fd\u786e\u4fdd CDN \u5728\u7f8e\u56fd\u5404\u4e2a\u533a\u57df\u5feb\u901f\u3001\u5b89\u5168\u5730\u4ea4\u4ed8\u5185\u5bb9\u3002\u8fd9\u6837\u65e2\u80fd\u4fdd\u6301\u4f4e\u5ef6\u8fdf\u548c\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u53c8\u80fd\u4e3a\u7528\u6237\u63d0\u4f9b\u53ef\u9760\u7684\u6027\u80fd\u4f53\u9a8c\u3002<\/p>\n<h2>CDN \u8def\u7531\u9a8c\u8bc1\u65b9\u6cd5<\/h2>\n<h3>\u7528\u4e8e\u68c0\u67e5\u8fb9\u7f18\u4f4d\u7f6e\u7684\u5728\u7ebf\u5de5\u5177<\/h3>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528\u5728\u7ebf\u5de5\u5177\u68c0\u67e5 CDN \u662f\u5426\u901a\u8fc7\u7f8e\u56fd\u8fb9\u7f18\u8282\u70b9\u8def\u7531\u5185\u5bb9\u3002\u8fd9\u4e9b\u5de5\u5177\u6709\u52a9\u4e8e\u4f60\u4e86\u89e3\u7f51\u7edc\u5982\u4f55\u5904\u7406\u6d41\u91cf\uff0c\u4ee5\u53ca\u8d1f\u8f7d\u5747\u8861\u5668\u662f\u5426\u5c06\u8bf7\u6c42\u5f15\u5bfc\u81f3\u6b63\u786e\u7684\u5730\u7406\u533a\u57df\u3002\u53ef\u4ee5\u8003\u8651\u5982\u4e0b\u9009\u9879\uff1a<\/p>\n<ul>\n<li>\n<p>Traceroute Online \u53ef\u4ee5\u5e2e\u52a9\u4f60\u67e5\u770b\u7f51\u7edc\u8bbf\u95ee\u7684\u662f\u54ea\u4e2a CDN \u8282\u70b9\uff0c\u4ece\u800c\u68c0\u67e5\u8def\u7531\u662f\u5426\u5bf9\u7528\u6237\u8db3\u591f\u4f18\u5316\u3002<\/p>\n<\/li>\n<li>\n<p>IORiver CDN Tracking \u6c47\u603b\u5217\u51fa Datadog\u3001Pingdom\u3001Catchpoint \u7b49\u5546\u4e1a\u5e73\u53f0\u3002\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6765\u81ea Cloudflare Analytics \u548c AWS CloudWatch \u7b49 cloudfront \u63d0\u4f9b\u5546\u7684\u5206\u6790\u6570\u636e\u3002<\/p>\n<\/li>\n<li>\n<p>EDNS Client Subnet Checker \u53ef\u4ee5\u5e2e\u52a9\u5224\u65ad CDN \u662f\u5426\u652f\u6301 EDNS Client Subnet\u3002\u8be5\u7279\u6027\u901a\u8fc7\u5c06\u6d41\u91cf\u53d1\u9001\u5230\u6700\u4f18\u670d\u52a1\u5668\u4f4d\u7f6e\u6765\u63d0\u5347\u8def\u7531\u6548\u679c\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u4f60\u5e94\u8be5\u5b9a\u671f\u8fd0\u884c\u8fd9\u4e9b\u5de5\u5177\uff0c\u4ee5\u9a8c\u8bc1\u8d1f\u8f7d\u5747\u8861\u5668\u4e0e\u7f51\u7edc\u662f\u5426\u4fdd\u6301\u8f83\u9ad8\u7684\u7f13\u5b58\u547d\u4e2d\u7387\u548c\u8f83\u4f4e\u7684\u5ef6\u8fdf\u3002<\/p>\n<h3>Traceroute \u4e0e DNS \u67e5\u8be2<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5229\u7528 traceroute \u548c DNS \u67e5\u8be2\u6765\u67e5\u770b\u7f51\u7edc\u6d41\u91cf\u7684\u8def\u7531\u8def\u5f84\u3002\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\n<p>\u6253\u5f00\u64cd\u4f5c\u7cfb\u7edf\u7684\u7ec8\u7aef\u7a0b\u5e8f\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fd0\u884c\u5e26\u6709\u9700\u8981\u6d4b\u8bd5\u57df\u540d\u7684 traceroute \u547d\u4ee4\u3002\u4f8b\u5982\uff0c\u5728 Windows \u4e0a\u4f7f\u7528 <code>tracert pressable.com<\/code>\uff0c\u5728 macOS \u6216 Linux \u4e0a\u4f7f\u7528 <code>traceroute pressable.com<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u89c2\u5bdf\u8f93\u51fa\u7ed3\u679c\u3002\u6bcf\u4e00\u8df3\uff08hop\uff09\u90fd\u5c55\u793a\u901a\u5f80\u76ee\u6807\u670d\u52a1\u5668\u7684\u8def\u7531\u8def\u5f84\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u4f60\u53ef\u4ee5\u68c0\u67e5\u8fd9\u4e9b\u8df3\u70b9\u662f\u5426\u5168\u90e8\u5904\u4e8e\u7f8e\u56fd\u5730\u533a\u3002\u5982\u679c\u4f60\u5728\u4f7f\u7528 CloudFront \u6216 AWS\uff0c\u8f93\u51fa\u4e2d\u53ef\u80fd\u4f1a\u770b\u5230\u8fb9\u7f18\u4f4d\u7f6e\u548c\u7f13\u5b58\u670d\u52a1\u5668\u7684\u4fe1\u606f\u3002DNS \u67e5\u8be2\u5de5\u5177\u4e5f\u53ef\u4ee5\u5c55\u793a\u8d1f\u8f7d\u5747\u8861\u5668\u5f53\u524d\u4e3a\u5185\u5bb9\u5206\u53d1\u9009\u62e9\u7684\u662f\u54ea\u53f0\u670d\u52a1\u5668\u3002<\/p>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u5982\u679c\u4f60\u770b\u5230\u8def\u7531\u8df3\u70b9\u51fa\u73b0\u5728\u7f8e\u56fd\u4ee5\u5916\u5730\u533a\uff0c\u5c31\u53ef\u80fd\u9700\u8981\u8c03\u6574\u7f51\u7edc\u8bbe\u7f6e\uff0c\u4ee5\u8ba9\u6d41\u91cf\u56de\u5230\u6b63\u786e\u7684\u5730\u7406\u533a\u57df\u5185\u3002<\/p>\n<\/blockquote>\n<h3>\u5206\u6790 CDN \u54cd\u5e94\u5934<\/h3>\n<p>\u4f60\u53ef\u4ee5\u901a\u8fc7\u5206\u6790 CDN \u54cd\u5e94\u5934\u6765\u786e\u8ba4\u662f\u5426\u901a\u8fc7\u7f8e\u56fd\u8def\u7531\u3002\u8bb8\u591a CloudFront \u548c AWS \u76f8\u5173\u7684\u670d\u52a1\u4f1a\u5728\u54cd\u5e94\u5934\u4e2d\u5305\u542b\u8fb9\u7f18\u670d\u52a1\u5668\u7684\u5730\u7406\u4f4d\u7f6e\u3002\u793a\u4f8b\u5305\u62ec\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u54cd\u5e94\u5934<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>CF-RAY<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5305\u542b\u6307\u793a\u8fb9\u7f18\u670d\u52a1\u5668\u5730\u7406\u4f4d\u7f6e\u7684\u4ee3\u7801\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>X-HW<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5305\u542b\u4e0e\u8bf7\u6c42\u76f8\u5173\u7684\u591a\u79cd\u6570\u636e\u7684\u7b80\u5199\u4ee3\u7801\uff0c\u5176\u4e2d\u53ef\u80fd\u5305\u62ec\u4f4d\u7f6e\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4f60\u8fd8\u53ef\u4ee5\u5728\u54cd\u5e94\u5934\u4e2d\u67e5\u627e\u8def\u7531\u8def\u5f84\u6a21\u5f0f\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8def\u7531\u8def\u5f84\u7c7b\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5355\u533a\u57df\u8def\u5f84<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6240\u6709\u8def\u7531\u5c42\u7ea7\u90fd\u89e3\u6790\u5230\u540c\u4e00\u5730\u533a\uff0c\u8bf4\u660e\u8def\u7531\u6700\u4f18\u3001\u5ef6\u8fdf\u6700\u5c0f\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u591a\u533a\u57df\u8def\u5f84<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8def\u7531\u8def\u5f84\u4e2d\u6d89\u53ca\u591a\u4e2a\u5730\u533a\uff0c\u53ef\u80fd\u56e0\u4e3a\u8de8\u533a\u57df\u8bf7\u6c42\u5bfc\u81f4\u989d\u5916\u5ef6\u8fdf\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5982\u679c\u4f60\u770b\u5230\u7684\u662f\u5355\u533a\u57df\u8def\u5f84\u4e14\u5e26\u6709\u7f8e\u56fd\u4f4d\u7f6e\u4ee3\u7801\uff0c\u8bf4\u660e\u8d1f\u8f7d\u5747\u8861\u5668\u548c\u7f51\u7edc\u6b63\u5728\u6b63\u786e\u5730\u8def\u7531\u6d41\u91cf\u3002\u4f60\u4e5f\u5e94\u8be5\u68c0\u67e5\u7f13\u5b58\u76f8\u5173\u54cd\u5e94\u5934\uff0c\u4ee5\u786e\u8ba4\u7f13\u5b58\u547d\u4e2d\u7387\u662f\u5426\u8db3\u591f\u9ad8\u3002CloudFront \u548c AWS \u901a\u5e38\u4f1a\u63d0\u4f9b\u8be6\u7ec6\u7684\u5206\u6790\u62a5\u8868\u6765\u652f\u6301\u8fd9\u4e9b\u68c0\u67e5\u3002<\/p>\n<h2>\u6392\u67e5 CDN \u8def\u7531\u95ee\u9898<\/h2>\n<h3>\u4fee\u590d\u5e38\u89c1\u7684\u9519\u8bef\u914d\u7f6e<\/h3>\n<p>\u5728\u914d\u7f6e CDN \u65f6\uff0c\u4f60\u53ef\u80fd\u4f1a\u5728\u4f7f\u7528 CloudFront \u6216 AWS \u65f6\u9047\u5230\u8def\u7531\u95ee\u9898\u3002\u9519\u8bef\u914d\u7f6e\u4f1a\u5bfc\u81f4\u6d41\u91cf\u79bb\u5f00\u7f8e\u56fd\uff0c\u6216\u62d6\u6162\u5185\u5bb9\u4ea4\u4ed8\u901f\u5ea6\u3002\u4f60\u5e94\u8be5\u91cd\u70b9\u6392\u67e5\u4e0b\u5217\u95ee\u9898\uff1a<\/p>\n<ol>\n<li>\n<p>\u786c\u4ef6\u6545\u969c\u4f1a\u7834\u574f\u8def\u7531\u8def\u5f84\u3002\u68c0\u67e5\u8def\u7531\u5668\u548c\u4ea4\u6362\u673a\u662f\u5426\u5b58\u5728\u6545\u969c\u3002<\/p>\n<\/li>\n<li>\n<p>\u56fa\u4ef6\u4e2d\u7684\u8f6f\u4ef6\u7f3a\u9677\u53ef\u80fd\u5bfc\u81f4\u9519\u8bef\u7684\u8def\u7531\u51b3\u7b56\u3002\u8bf7\u5b9a\u671f\u66f4\u65b0\u8f6f\u4ef6\u3002<\/p>\n<\/li>\n<li>\n<p>\u914d\u7f6e\u9519\u8bef\u901a\u5e38\u7531\u4eba\u5de5\u5931\u8bef\u9020\u6210\u3002\u9700\u8981\u590d\u67e5\u8bbe\u5907\u8bbe\u7f6e\u548c\u8def\u7531\u89c4\u5219\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f51\u7edc\u8fc7\u8f7d\u548c\u62e5\u585e\u4f1a\u538b\u57ae\u8d44\u6e90\u3002\u8981\u76d1\u63a7\u6d41\u91cf\uff0c\u5e76\u8c03\u6574\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u4ee5\u5e94\u5bf9\u6d41\u91cf\u5cf0\u503c\u3002<\/p>\n<\/li>\n<li>\n<p>BGP \u914d\u7f6e\u9519\u8bef\u6216\u88ab\u52ab\u6301\u4f1a\u5bfc\u81f4\u4f4e\u6548\u8def\u7531\u6216\u6d41\u91cf\u88ab\u622a\u83b7\u3002\u8bf7\u9a8c\u8bc1 BGP \u8bbe\u7f6e\u5e76\u76d1\u63a7\u5f02\u5e38\u53d8\u66f4\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u4fee\u590d\u8fd9\u4e9b\u95ee\u9898\u540e\uff0c\u4f60\u53ef\u4ee5\u63d0\u5347\u8def\u7531\u7cbe\u5ea6\uff0c\u5e76\u786e\u4fdd\u5185\u5bb9\u59cb\u7ec8\u5728\u7f8e\u56fd\u8fb9\u754c\u5185\u4f20\u8f93\u3002<\/p>\n<h3>\u5e94\u5bf9\u670d\u52a1\u5546\u9650\u5236<\/h3>\n<p>\u6bcf\u5bb6\u670d\u52a1\u5546\u90fd\u6709\u5176\u7279\u5b9a\u9650\u5236\u3002CloudFront\u3001AWS \u548c\u5176\u4ed6\u5e73\u53f0\u53ef\u80fd\u4f1a\u9650\u5236\u4f60\u5bf9\u8fb9\u7f18\u4f4d\u7f6e\u6216\u8def\u7531\u7684\u63a7\u5236\u80fd\u529b\u3002\u5728\u914d\u7f6e\u8d1f\u8f7d\u5747\u8861\u5668\u4e4b\u524d\uff0c\u4f60\u5e94\u5145\u5206\u4e86\u89e3\u8fd9\u4e9b\u9650\u5236\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u670d\u52a1\u5546<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u793a\u4f8b\u9650\u5236<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u89e3\u51b3\u5efa\u8bae<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>CloudFront<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8fb9\u7f18\u8282\u70b9\u65e0\u6cd5\u5b8c\u5168\u624b\u52a8\u9009\u62e9<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f7f\u7528\u5730\u7406\u5b9a\u5411\u548c\u8def\u7531\u89c4\u5219<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>AWS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u533a\u57df\u7f13\u5b58\u5b58\u5728\u7ea6\u675f<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u76d1\u63a7\u7f13\u5b58\u547d\u4e2d\u7387<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Akamai<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6df1\u5ea6\u5d4c\u5165 ISP\uff0c\u7528\u6237\u53ef\u63a7\u5ea6\u8f83\u4f4e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5411\u670d\u52a1\u5546\u7533\u8bf7\u81ea\u5b9a\u4e49\u8def\u7531\u7b56\u7565<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Fastly<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u504f\u91cd\u57ce\u5e02\u8282\u70b9\uff0c\u5728\u504f\u8fdc\u5730\u533a\u8282\u70b9\u8f83\u5c11<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u8fc7\u8fb9\u7f18\u903b\u8f91\u4f18\u5316\u8986\u76d6\u8303\u56f4<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4f60\u53ef\u4ee5\u8054\u7cfb\u670d\u52a1\u5546\u652f\u6301\u56e2\u961f\uff0c\u83b7\u53d6\u66f4\u9ad8\u7ea7\u7684\u8def\u7531\u63a7\u5236\u9009\u9879\u3002\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4e13\u7ebf\u94fe\u8def\u6765\u786e\u4fdd\u7f8e\u56fd\u5883\u5185\u7684\u8def\u7531\u3002<\/p>\n<h3>\u89e3\u51b3 DNS \u4e0e\u7f13\u5b58\u95ee\u9898<\/h3>\n<p>DNS \u548c\u7f13\u5b58\u95ee\u9898\u540c\u6837\u4f1a\u5f71\u54cd CDN \u8def\u7531\u3002\u5f53 DNS \u53d8\u66f4\u672a\u80fd\u53ca\u65f6\u4f20\u64ad\u65f6\uff0c\u4f60\u53ef\u80fd\u4f1a\u89c2\u5bdf\u5230\u8bbf\u95ee\u5ef6\u8fdf\u3002\u9012\u5f52\u89e3\u6790\u5668\u6709\u65f6\u4f1a\u5bf9 DNS \u8bb0\u5f55\u7f13\u5b58\u65f6\u95f4\u8d85\u8fc7\u9884\u671f\uff0c\u5bfc\u81f4\u7528\u6237\u7ee7\u7eed\u8bbf\u95ee\u5df2\u8fc7\u671f\u7684 IP \u5730\u5740\u3002\u5728\u670d\u52a1\u4e2d\u65ad\u671f\u95f4\uff0cDNS \u89e3\u6790\u5931\u8d25\u8fd8\u53ef\u80fd\u963b\u6b62\u7528\u6237\u8bbf\u95ee\u4ecd\u7136\u5065\u5eb7\u7684\u670d\u52a1\u8282\u70b9\u3002<\/p>\n<ul>\n<li>\n<p>DNS \u7f13\u5b58\u53ef\u4ee5\u52a0\u901f\u67e5\u8be2\u5e76\u51cf\u5c11\u7f51\u7edc\u6d41\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u98ce\u9669\u5728\u4e8e DNS \u7f13\u5b58\u6295\u6bd2\u4ee5\u53ca\u5bf9\u8fc7\u671f\u8bb0\u5f55\u7684\u4f9d\u8d56\uff0c\u8fd9\u4e24\u8005\u90fd\u53ef\u80fd\u963b\u788d\u6b63\u786e\u8def\u7531\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<p>\u2022 \u5728\u7f8e\u56fd\u591a\u4e2a\u4f4d\u7f6e\u90e8\u7f72\u81ea\u5efa DNS \u670d\u52a1\u5668\uff0c\u4ee5\u63d0\u5347\u53ef\u63a7\u6027\u548c\u54cd\u5e94\u901f\u5ea6\u3002<br \/>\u2022 \u5408\u7406\u63d0\u5347 DNS TTL \u503c\uff0c\u589e\u5f3a\u7f13\u5b58\u6536\u76ca\u5e76\u51cf\u5c11\u67e5\u8be2\u9891\u7387\u3002<br \/>\u2022 \u4f7f\u7528 DNS \u522b\u540d\u6216 CNAME \u6241\u5e73\u5316\uff08flattening\uff09\u6765\u51cf\u5c11\u67e5\u8be2\u5c42\u7ea7\u5ef6\u8fdf\u3002<br \/>\u2022 \u5728\u7ad9\u70b9\u4ee3\u7801\u4e2d\u5b9e\u73b0 DNS \u9884\u89e3\u6790\uff08prefetch\uff09\uff0c\u63d0\u5347\u5916\u90e8\u8d44\u6e90\u89e3\u6790\u901f\u5ea6\u3002<br \/>\u2022 \u5728\u6240\u6709\u5c42\u7ea7\u6267\u884c\u7f13\u5b58\u6e05\u7406\uff08purge\uff09\uff0c\u4ee5\u786e\u4fdd\u4f7f\u7528\u7684\u662f\u6700\u65b0\u7684 DNS \u4fe1\u606f\u3002<\/p>\n<p>\u5b9a\u671f\u76d1\u63a7\u8d1f\u8f7d\u5747\u8861\u5668\u4e0e\u7f13\u5b58\u6027\u80fd\u3002\u901a\u8fc7\u8fd9\u4e9b\u63aa\u65bd\uff0c\u4f60\u53ef\u4ee5\u4fdd\u6301\u6700\u4f73\u8def\u7531\u72b6\u6001\u5e76\u51cf\u5c11\u505c\u673a\u65f6\u95f4\u3002<\/p>\n<h2>\u6301\u7eed\u4fdd\u6301\u7f8e\u56fd CDN \u8def\u7531<\/h2>\n<h3>\u76d1\u63a7\u8def\u7531\u7b97\u6cd5<\/h3>\n<p>\u4f60\u9700\u8981\u6301\u7eed\u5173\u6ce8 CDN \u7684\u8def\u7531\u884c\u4e3a\u3002\u8def\u7531\u7b97\u6cd5\u53ef\u80fd\u5728\u672a\u63d0\u524d\u901a\u77e5\u7684\u60c5\u51b5\u4e0b\u53d1\u751f\u53d8\u66f4\uff0c\u8fd9\u4f1a\u5f71\u54cd CloudFront \u6216 AWS \u5982\u4f55\u5c06\u5185\u5bb9\u4ea4\u4ed8\u7ed9\u7f8e\u56fd\u7528\u6237\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u76d1\u63a7\u5de5\u5177\u6765\u8ffd\u8e2a\u8fd9\u4e9b\u53d8\u5316\u5e76\u53ca\u65e9\u53d1\u73b0\u95ee\u9898\u3002\u771f\u5b9e\u7528\u6237\u76d1\u63a7\uff08Real User Monitoring\uff09\u4ece\u771f\u5b9e\u6d4f\u89c8\u5668\u548c App \u89d2\u5ea6\u68c0\u67e5\u4f53\u9a8c\u3002\u5408\u6210\u63a2\u9488\uff08Synthetic Probes\uff09\u5229\u7528\u53d7\u63a7\u4ee3\u7406\u5728\u5168\u7403\u8303\u56f4\u5185\u53d1\u8d77\u8bf7\u6c42\u3002\u76f4\u63a5\u5065\u5eb7\u68c0\u67e5\uff08Direct Health Checks\uff09\u5219\u5bf9\u6bcf\u4e2a CDN \u8282\u70b9\u8fdb\u884c\u72b6\u6001\u4e0e\u54cd\u5e94\u65f6\u95f4\u7684\u63a2\u6d4b\u3002\u8def\u7531\u4e0e BGP \u5206\u6790\u5de5\u5177\uff08Route and BGP Analytics\uff09\u6c47\u603b\u8def\u5f84\u8d28\u91cf\u548c\u5bf9\u7b49\u8fde\u901a\u95ee\u9898\u7684\u6570\u636e\u3002\u4e0b\u8868\u6982\u8ff0\u4e86\u8fd9\u4e9b\u5de5\u5177\u7684\u4f5c\u7528\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5de5\u5177<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6536\u76ca<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u771f\u5b9e\u7528\u6237\u76d1\u63a7<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u76d1\u63a7\u7528\u6237\u6d4f\u89c8\u5668\u548c\u5e94\u7528<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u63d0\u4f9b\u771f\u6b63\u201c\u6700\u540e\u4e00\u516c\u91cc\u201d\u7684\u5ef6\u8fdf\u6570\u636e\uff0c\u7528\u4e8e\u51b3\u7b56<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5408\u6210\u63a2\u9488<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f7f\u7528\u5168\u7403\u53d7\u63a7\u4ee3\u7406<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u63d0\u4f9b\u7a33\u5b9a\u57fa\u7ebf\u4e0e\u65e9\u671f\u9884\u8b66<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u76f4\u63a5\u5065\u5eb7\u68c0\u67e5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5bf9\u6bcf\u4e2a CDN \u8282\u70b9\u8fdb\u884c\u72b6\u6001\u4e0e\u54cd\u5e94\u68c0\u67e5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u6301\u5feb\u901f\u6545\u969c\u5207\u6362\u5e76\u79fb\u9664\u6545\u969c\u7aef\u70b9<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8def\u7531\u4e0e BGP \u5206\u6790<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u91c7\u96c6\u8def\u5f84\u8d28\u91cf\u4e0e\u5bf9\u7b49\u95ee\u9898\u6570\u636e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u6301\u57fa\u4e8e ASN \u7684\u66f4\u667a\u80fd\u51b3\u7b56<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u7ed3\u5408\u4f7f\u7528\u591a\u79cd\u5de5\u5177\uff0c\u624d\u80fd\u5168\u9762\u4e86\u89e3 CDN \u7684\u8def\u7531\u884c\u4e3a\u3002<\/p>\n<\/blockquote>\n<h3>\u5236\u5b9a\u5b9a\u671f\u68c0\u67e5\u8ba1\u5212<\/h3>\n<p>\u4f60\u5e94\u4e3a CDN \u8def\u7531\u5efa\u7acb\u4e00\u5957\u4f8b\u884c\u68c0\u67e5\u673a\u5236\u3002\u5b9a\u671f\u68c0\u67e5\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5728\u95ee\u9898\u5f71\u54cd\u7528\u6237\u4e4b\u524d\u53d1\u73b0\u5b83\u4eec\u3002\u81f3\u5c11\u6bcf\u6708\u68c0\u67e5\u4e00\u6b21 CloudFront \u548c AWS \u7684\u914d\u7f6e\u3002\u8fd0\u884c traceroute \u548c DNS \u67e5\u8be2\uff0c\u786e\u8ba4\u6d41\u91cf\u662f\u5426\u59cb\u7ec8\u505c\u7559\u5728\u7f8e\u56fd\u5883\u5185\u3002\u5ba1\u67e5\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u5e76\u5173\u6ce8\u6027\u80fd\u662f\u5426\u6709\u4e0b\u964d\u8d8b\u52bf\u3002\u5982\u679c\u4f60\u4f7f\u7528 CloudFront\uff0c\u8bf7\u68c0\u67e5\u5206\u6790\u63a7\u5236\u53f0\u4e2d\u8fb9\u7f18\u4f4d\u7f6e\u4f7f\u7528\u60c5\u51b5\u7684\u53d8\u5316\u3002AWS \u4e5f\u4f1a\u63d0\u4f9b\u8be6\u7ec6\u65e5\u5fd7\uff0c\u5c55\u793a\u5185\u5bb9\u5728\u7f51\u7edc\u4e2d\u7684\u4f20\u8f93\u8def\u5f84\u3002<\/p>\n<ul>\n<li>\n<p>\u4e3a\u6bcf\u6b21\u68c0\u67e5\u5236\u5b9a\u4e00\u4efd\u6e05\u5355\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u6e05\u5355\u4e2d\u5305\u542b\u7f13\u5b58\u3001\u8fb9\u7f18\u4f4d\u7f6e\u548c\u8def\u7531\u8def\u5f84\u7b49\u6d4b\u8bd5\u9879\u76ee\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bb0\u5f55\u6240\u6709\u53d1\u73b0\u7684\u53d8\u66f4\u6216\u95ee\u9898\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>\u53ca\u65f6\u4e86\u89e3\u670d\u52a1\u5546\u53d8\u66f4<\/h3>\n<p>CloudFront\u3001AWS \u7b49 CDN \u670d\u52a1\u5546\u4f1a\u9891\u7e41\u66f4\u65b0\u5176\u7f51\u7edc\u548c\u8def\u7531\u7b56\u7565\u3002\u8fd9\u4e9b\u66f4\u65b0\u53ef\u80fd\u6539\u53d8\u5185\u5bb9\u7684\u4ea4\u4ed8\u65b9\u5f0f\u3002\u4f60\u5e94\u8ba2\u9605\u670d\u52a1\u5546\u7684\u65b0\u95fb\u90ae\u4ef6\u4e0e\u72b6\u6001\u9875\u9762\u66f4\u65b0\uff0c\u5e76\u53c2\u4e0e\u7528\u6237\u793e\u533a\u6216\u8bba\u575b\uff0c\u4ee5\u4fbf\u53ca\u65f6\u4e86\u89e3\u65b0\u529f\u80fd\u4e0e\u5df2\u77e5\u95ee\u9898\u3002\u4e00\u65e6\u53d1\u73b0\u66f4\u65b0\uff0c\u4fbf\u8981\u91cd\u65b0\u5ba1\u89c6\u81ea\u8eab\u914d\u7f6e\u5e76\u518d\u6b21\u6d4b\u8bd5\u8def\u7531\u3002\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u7f13\u5b58\u7b56\u7565\u548c\u8def\u7531\u89c4\u5219\u59cb\u7ec8\u7b26\u5408\u6700\u65b0\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<p>\u6301\u7eed\u5173\u6ce8\u76f8\u5173\u4fe1\u606f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5feb\u901f\u54cd\u5e94\u53d8\u5316\uff0c\u4fdd\u6301\u7f8e\u56fd\u8def\u7531\u7684\u7a33\u5b9a\u548c\u9ad8\u6548\u3002<\/p>\n<div dividerstyle=\"solid\" size=\"large\" color=\"#D1D1D1\" class=\"qc-divider-wrapper\">\n<div class=\"qc-divider\" style=\"border-top-style: solid; width: 100%; border-top-color: rgb(209, 209, 209);\"><\/div>\n<\/div>\n<p>\u901a\u8fc7\u914d\u7f6e\u8fb9\u7f18\u4f4d\u7f6e\u3001\u9a8c\u8bc1\u8def\u7531\u3001\u6392\u67e5\u95ee\u9898\u5e76\u6301\u7eed\u7ef4\u62a4\u914d\u7f6e\uff0c\u4f60\u53ef\u4ee5\u786e\u4fdd CDN \u59cb\u7ec8\u901a\u8fc7\u7f8e\u56fd\u670d\u52a1\u5668\u8fdb\u884c\u8def\u7531\u3002\u5f15\u5165\u591a CDN \u96c6\u6210\u3001HTTP\/3 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\u67e5\u8be2\u6216\u5206\u6790 CDN \u54cd\u5e94\u5934\u6765\u8fdb\u884c\u68c0\u67e5\u3002\u8fd9\u4e9b\u65b9\u6cd5\u80fd\u591f\u5c55\u793a\u5185\u5bb9\u4f20\u8f93\u8def\u5f84\uff0c\u5e76\u786e\u8ba4\u5176\u662f\u5426\u59cb\u7ec8\u505c\u7559\u5728\u7f8e\u56fd\u5883\u5185\u3002<\/p>\n<h3>\u6211\u80fd\u5f3a\u5236\u6240\u6709\u6d41\u91cf\u90fd\u7559\u5728\u7f8e\u56fd\u5417\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u8bbe\u7f6e\u5730\u7406\u5b9a\u5411\u89c4\u5219\uff0c\u5e76\u9009\u62e9\u7f8e\u56fd\u8fb9\u7f18\u4f4d\u7f6e\u3002\u4e00\u4e9b\u670d\u52a1\u5546\u8fd8\u63d0\u4f9b\u4e13\u7ebf\u94fe\u8def\uff0c\u4ee5\u4fdd\u8bc1\u6d41\u91cf\u53ea\u5728\u7f8e\u56fd\u5883\u5185\u4f20\u8f93\u3002\u52a1\u5fc5\u7ecf\u5e38\u590d\u67e5 CDN \u8bbe\u7f6e\u5e76\u76d1\u63a7\u6d41\u91cf\u8def\u5f84\u3002<\/p>\n<h3>\u5982\u679c\u53d1\u73b0\u6d41\u91cf\u79bb\u5f00\u7f8e\u56fd\u5e94\u8be5\u600e\u4e48\u529e\uff1f<\/h3>\n<p>\u8bf7\u68c0\u67e5 CDN \u914d\u7f6e\u662f\u5426\u5b58\u5728\u9519\u8bef\uff0c\u91cd\u65b0\u6838\u5bf9\u5730\u7406\u8def\u7531\u89c4\u5219\u548c DNS \u8bbe\u7f6e\u3002\u5982\u679c\u4ecd\u65e0\u6cd5\u89e3\u51b3\uff0c\u8bf7\u8054\u7cfb\u670d\u52a1\u5546\u7684\u6280\u672f\u652f\u6301\u56e2\u961f\u3002<\/p>\n<h3>\u6240\u6709 CDN \u670d\u52a1\u5546\u90fd\u652f\u6301\u4ec5\u9650\u7f8e\u56fd\u7684\u8def\u7531\u5417\uff1f<\/h3>\n<p>\u5e76\u975e\u6240\u6709\u670d\u52a1\u5546\u90fd\u63d0\u4f9b\u4e25\u683c\u610f\u4e49\u4e0a\u7684\u201c\u4ec5\u9650\u7f8e\u56fd\u201d\u8def\u7531\u3002\u4f60\u5728\u9009\u62e9 CDN \u65f6\uff0c\u9700\u8981\u5bf9\u6bd4\u5176\u529f\u80fd\u3002\u8bf7\u4f18\u5148\u8003\u8651\u5728\u7f8e\u56fd\u8282\u70b9\u5e03\u5c40\u5f3a\u5927\u3001\u5e76\u4e14\u5177\u5907\u9ad8\u7ea7\u5730\u7406\u8def\u7531\u63a7\u5236\u80fd\u529b\u7684\u670d\u52a1\u5546\u3002<\/p>\n<h3>\u6211\u5e94\u8be5\u591a\u957f\u65f6\u95f4\u9a8c\u8bc1\u4e00\u6b21 CDN 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