{"id":33030,"date":"2026-06-04T15:03:06","date_gmt":"2026-06-04T07:03:06","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/how-to-ensure-the-cdn-routes-through-the-us\/"},"modified":"2026-06-04T15:04:59","modified_gmt":"2026-06-04T07:04:59","slug":"how-to-ensure-the-cdn-routes-through-the-us","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/how-to-ensure-the-cdn-routes-through-the-us\/","title":{"rendered":"\u5982\u4f55\u78ba\u4fdd CDN \u7d93\u7531\u7f8e\u570b\u9032\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\u78ba\u4fdd <a target=\"_self\" href=\"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/does-cdn-caching-really-slow-down-your-website\/\">CDN<\/a> \u7d93\u7531<a target=\"_self\" href=\"https:\/\/www.varidata.com\/zh-tw\/server\/los-angeles\/cn2\/\">\u7f8e\u570b\u4f3a\u670d\u5668<\/a>\u50b3\u9001\u4f60\u7684\u5167\u5bb9\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u901f\u5ea6\u548c\u53ef\u63a7\u6027\u3002\u7576\u4f60\u9078\u64c7\u4e00\u500b\u5728\u7f8e\u570b\u7bc0\u9ede\u5e03\u5c40\u5f37\u5927\u7684\u5167\u5bb9\u50b3\u905e\u7db2\u8def\uff08CDN\uff09\u6642\uff0c\u53ef\u4ee5\u7372\u5f97\u66f4\u5feb\u7684\u5b58\u53d6\u901f\u5ea6\uff0c\u540c\u6642\u6eff\u8db3\u91cd\u8981\u7684\u5408\u898f\u6027\u8981\u6c42\u3002\u85c9\u7531\u5730\u7406\u8def\u7531\uff0c\u4f60\u53ef\u4ee5\u5728\u6b63\u78ba\u7684\u5340\u57df\u70ba\u4f7f\u7528\u8005\u63d0\u4f9b\u670d\u52d9\u3002\u900f\u904e\u5728 CDN \u5132\u5b58\u8207\u50b3\u905e\u6a94\u6848\u7684\u5340\u57df\u505a\u51fa\u660e\u667a\u9078\u64c7\uff0c\u4f60\u9084\u80fd\u907f\u514d\u5167\u5bb9\u9650\u5236\u554f\u984c\u3002<\/p>\n<h2>\u95dc\u9375\u8981\u9ede<\/h2>\n<ul>\n<li>\n<p>\u9078\u64c7\u5728\u7f8e\u570b\u64c1\u6709\u5f37\u5927\u7bc0\u9ede\u5e03\u5c40\u7684 CDN\uff0c\u4ee5\u78ba\u4fdd\u5feb\u901f\u7684\u5167\u5bb9\u50b3\u905e\u4e26\u7b26\u5408\u76f8\u95dc\u6cd5\u898f\u3002<\/p>\n<\/li>\n<li>\n<p>\u914d\u7f6e\u57fa\u65bc\u5730\u7406\u4f4d\u7f6e\u7684\u8def\u7531\uff0c\u5c07\u7f8e\u570b\u4f7f\u7528\u8005\u5c0e\u5411\u7f8e\u570b\u908a\u7de3\u4f3a\u670d\u5668\uff0c\u5f9e\u800c\u63d0\u5347\u56de\u61c9\u6642\u9593\u4e26\u6eff\u8db3\u8cc7\u6599\u99d0\u7559\u6cd5\u5f8b\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u671f\u4f7f\u7528 traceroute \u8207 DNS \u67e5\u8a62\u7b49\u5de5\u5177\u76e3\u63a7 CDN \u8def\u7531\uff0c\u78ba\u4fdd\u6d41\u91cf\u59cb\u7d42\u5728\u7f8e\u570b\u5883\u5167\u50b3\u8f38\u3002<\/p>\n<\/li>\n<li>\n<p>\u89e3\u6c7a\u5e38\u898b\u7684\u932f\u8aa4\u914d\u7f6e\u8207\u4f9b\u61c9\u5546\u9650\u5236\u554f\u984c\uff0c\u4ee5\u7dad\u6301\u6700\u4f73\u7684 CDN \u6548\u80fd\u8207\u8def\u7531\u7cbe\u6e96\u5ea6\u3002<\/p>\n<\/li>\n<li>\n<p>\u6301\u7e8c\u95dc\u6ce8\u670d\u52d9\u5546\u7684\u8b8a\u66f4\uff0c\u4e26\u6309\u8a08\u756b\u9032\u884c\u5b9a\u671f\u6aa2\u67e5\uff0c\u4ee5\u4fbf\u53ca\u6642\u8abf\u6574 CDN \u8a2d\u5b9a\uff0c\u7372\u5f97\u5dd4\u5cf0\u6548\u80fd\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u78ba\u4fdd CDN \u7d93\u7531\u7f8e\u570b\u4f3a\u670d\u5668\u8def\u7531<\/h2>\n<h3>\u9078\u64c7\u5177\u5099\u7f8e\u570b\u7bc0\u9ede\u7684 CDN<\/h3>\n<p>\u4f60\u9700\u8981\u78ba\u4fdd\u9078\u64c7\u7684 CDN \u5728\u7f8e\u570b\u64c1\u6709\u5f37\u5927\u7684\u4f3a\u670d\u5668\u7db2\u8def\u3002\u9019\u4e00\u6b65\u6709\u52a9\u65bc\u63d0\u5347\u5167\u5bb9\u50b3\u905e\u901f\u5ea6\u4e26\u6eff\u8db3\u5408\u898f\u8981\u6c42\u3002\u5728\u8a55\u4f30\u5167\u5bb9\u50b3\u905e\u7db2\u8def\u6642\uff0c\u8981\u95dc\u6ce8\u5176\u5728\u7f8e\u570b\u7684\u908a\u7de3\u7bc0\u9ede\u6578\u91cf\u4ee5\u53ca\u9019\u4e9b\u7bc0\u9ede\u5728\u5730\u7406\u4e0a\u7684\u5206\u5e03\u60c5\u6cc1\u3002Akamai \u5728\u5168\u7403\u64c1\u6709\u8d85\u904e 4,100 \u500b\u908a\u7de3\u7bc0\u9ede\uff0c\u5176\u4e2d\u5f88\u591a\u90e8\u7f72\u5728 ISP\u3001\u6709\u7dda\u7db2\u8def\u8207\u884c\u52d5\u71df\u904b\u5546\u5167\u90e8\u3002CloudFront \u548c Cloudflare \u5728\u7f8e\u570b\u540c\u6a23\u64c1\u6709\u5927\u91cf\u908a\u7de3\u7bc0\u9ede\uff0c\u4f46 Akamai \u7684\u4f3a\u670d\u5668\u7db2\u8def\u5728\u672c\u5730\u7db2\u8def\u4e2d\u7684\u6ef2\u900f\u66f4\u6df1\u5165\u3002<\/p>\n<blockquote>\n<p><strong>\u63d0\u793a\uff1a<\/strong>\u7f8e\u570b\u5883\u5167\u4f3a\u670d\u5668\u7db2\u8def\u8d8a\u9f90\u5927\uff0c\u5ef6\u9072\u8d8a\u4f4e\uff0c\u4f7f\u7528\u8005\u56de\u61c9\u6642\u9593\u5c31\u8d8a\u5feb\u3002<\/p>\n<\/blockquote>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e0b\u8868\u5f9e\u95dc\u9375\u6307\u6a19\u7dad\u5ea6\u4f86\u6bd4\u8f03\u5404\u500b CDN \u670d\u52d9\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\u6a19<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8aaa\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6548\u80fd\u6307\u6a19<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ef6\u9072\u3001\u541e\u5410\u91cf\u3001\u53ef\u7528\u6027\uff08\u6b63\u5e38\u904b\u884c\u6642\u9593\uff09\u4ee5\u53ca\u771f\u5be6\u5834\u666f\u901f\u5ea6\u6e2c\u8a66\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\u8a08\u50f9\u6a21\u5f0f\u3001\u6309\u91cf\u8a08\u8cbb\u9078\u9805\u8207\u6d41\u91cf\u968e\u68af\u6298\u6263\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728\u7f8e\u570b\u7684\u7db2\u8def\u8986\u84cb<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7f8e\u570b\u908a\u7de3\u4f3a\u670d\u5668\u7684\u6578\u91cf\u53ca\u5176\u5730\u7406\u5206\u5e03\u591a\u6a23\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>\u5c0d\u73fe\u4ee3\u5354\u5b9a\u7684\u652f\u63f4\u3001\u5373\u6642\u5206\u6790\u529f\u80fd\u4ee5\u53ca\u6574\u5408\u80fd\u529b\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ba2\u6236\u652f\u63f4\u8207\u6613\u7528\u6027<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f7f\u7528\u8005\u4ecb\u9762\u3001\u6587\u4ef6\u54c1\u8cea\u4ee5\u53ca\u5ba2\u6236\u56de\u994b\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5728\u9078\u64c7 CDN \u6642\uff0c\u8981\u7279\u5225\u95dc\u6ce8\u5176\u5728\u7f8e\u570b\u7684\u7db2\u8def\u8986\u84cb\u80fd\u529b\uff0c\u4ee5\u53ca\u662f\u5426\u53ef\u4ee5\u70ba\u5730\u7406\u5206\u5e03\u5ee3\u6cdb\u7684\u4f7f\u7528\u8005\u65cf\u7fa4\u63d0\u4f9b\u670d\u52d9\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd CDN \u4ee5\u4f4e\u5ef6\u9072\u8207\u9ad8\u53ef\u9760\u6027\u4ea4\u4ed8\u5167\u5bb9\u3002<\/p>\n<h3>\u8a2d\u5b9a\u57fa\u65bc\u5730\u7406\u4f4d\u7f6e\u7684\u8def\u7531<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5229\u7528\u5730\u7406\u8def\u7531\u4f86\u78ba\u4fdd CDN \u5c07\u6d41\u91cf\u5c0e\u5411\u7f8e\u570b\u4f3a\u670d\u5668\u3002\u9019\u7a2e\u65b9\u5f0f\u5229\u7528\u4f7f\u7528\u8005\u7684 IP \u4f4d\u5740\u4f86\u5224\u65b7\u5176\u6240\u8655\u7684\u5730\u7406\u5340\u57df\uff0c\u4e26\u5c07\u5176\u8acb\u6c42\u5b9a\u5411\u5230\u6700\u8fd1\u7684\u908a\u7de3\u7bc0\u9ede\u3002\u591a\u6578 CDN \u670d\u52d9\u5546\uff08\u5305\u62ec AWS CloudFront\u3001Cloudflare\u3001Akamai \u548c Fastly\uff09\u90fd\u652f\u63f4\u5730\u7406\u5b9a\u5411\uff08geo-targeting\uff09\u3002\u4f60\u53ef\u4ee5\u914d\u7f6e\u898f\u5247\uff0c\u5c07\u4f86\u81ea\u7f8e\u570b\u7684\u4f7f\u7528\u8005\u5c0d\u6620\u5230\u7f8e\u570b\u7684\u908a\u7de3\u7bc0\u9ede\u3002\u9019\u6a23\u7684\u8a2d\u5b9a\u65e2\u80fd\u63d0\u5347\u56de\u61c9\u901f\u5ea6\uff0c\u53c8\u80fd\u78ba\u4fdd\u5167\u5bb9\u505c\u7559\u5728\u6b63\u78ba\u7684\u5730\u7406\u5340\u57df\u5167\u3002<\/p>\n<p>\u914d\u7f6e\u5730\u7406\u8def\u7531\u7684\u4e00\u822c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\n<p>\u767b\u5165\u4f60\u7684 CDN \u670d\u52d9\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\u8a2d\u5b9a\u3002<\/p>\n<\/li>\n<li>\n<p>\u5efa\u7acb\u898f\u5247\uff0c\u5c07\u7f8e\u570b\u4f7f\u7528\u8005\u5c0d\u6620\u5230\u7f8e\u570b\u7684\u908a\u7de3\u4f4d\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u6e2c\u8a66\u8a2d\u5b9a\uff0c\u78ba\u8a8d CDN \u6309\u9810\u671f\u65b9\u5f0f\u9032\u884c\u8def\u7531\u3002<\/p>\n<\/li>\n<\/ol>\n<blockquote>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u5730\u7406\u8def\u7531\u6709\u52a9\u65bc\u9075\u5b88\u5404\u500b\u5340\u57df\u7684\u8cc7\u6599\u99d0\u7559\u6cd5\u898f\u8207\u5167\u5bb9\u9650\u5236\u8981\u6c42\u3002<\/p>\n<\/blockquote>\n<h3>\u914d\u7f6e\u7f8e\u570b\u908a\u7de3\u7bc0\u9ede<\/h3>\n<p>\u4f60\u5fc5\u9808\u5c07 CDN \u914d\u7f6e\u70ba\u5c0d\u4f60\u7684\u5167\u5bb9\u4f7f\u7528\u7f8e\u570b\u908a\u7de3\u7bc0\u9ede\u3002\u9019\u500b\u904e\u7a0b\u5305\u542b\u591a\u500b\u6b65\u9a5f\u3002\u9996\u5148\uff0c\u8a55\u4f30\u81ea\u8eab\u9700\u6c42\u4e26\u898f\u5283\u4f60\u7684\u4f3a\u670d\u5668\u7db2\u8def\u3002\u63a5\u8457\uff0c\u9078\u64c7\u670d\u52d9\u5546\u4e26\u9032\u884c\u6e2c\u8a66\uff0c\u4ee5\u6aa2\u67e5\u76f8\u5bb9\u6027\u8207\u6548\u80fd\u3002\u7136\u5f8c\u5b8c\u6210\u521d\u59cb\u8a2d\u5b9a\uff0c\u5305\u62ec\u76e3\u63a7\u5de5\u5177\u8207\u57fa\u6e96\u6307\u6a19\u3002\u518d\u9010\u6b65\u5c07\u6d41\u91cf\u9077\u79fb\u5230\u65b0\u8a2d\u5b9a\u4e2d\uff0c\u5f9e\u975e\u95dc\u9375\u696d\u52d9\u6d41\u91cf\u958b\u59cb\u3002\u6700\u5f8c\uff0c\u5c0d\u7db2\u8def\u9032\u884c\u512a\u5316\u8207\u5fae\u8abf\uff0c\u4ee5\u7372\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>\u968e\u6bb5<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u9031\u671f<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8aaa\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8a55\u4f30\u8207\u898f\u5283<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>4\u20136 \u9031<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u660e\u78ba\u9700\u6c42\u3001\u8a55\u4f30 CDN \u670d\u52d9\u5546\u3001\u8a2d\u8a08\u8def\u7531\u7b56\u7565\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u670d\u52d9\u5546\u9078\u64c7\u8207 POC<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>2\u20134 \u9031<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6e2c\u8a66\u670d\u52d9\u5546\u3001\u9a57\u8b49\u76f8\u5bb9\u6027\u3001\u9032\u884c\u6548\u80fd\u57fa\u6e96\u6e2c\u8a66\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u521d\u59cb\u8a2d\u5b9a<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>2\u20133 \u9031<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5b8c\u6210\u8a2d\u5b9a\u3001\u5c0e\u5165\u76e3\u63a7\u4ee5\u53ca\u57fa\u7dda\u6307\u6a19\u8a2d\u5b9a\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6f38\u9032\u5f0f\u6d41\u91cf\u9077\u79fb<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>4\u20138 \u9031<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u9077\u79fb\u975e\u95dc\u9375\u696d\u52d9\u6d41\u91cf\uff0c\u9010\u6b65\u63d0\u5347\u6d41\u91cf\u898f\u6a21\uff0c\u6301\u7e8c\u76e3\u63a7\u8207\u512a\u5316\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6700\u4f73\u5316\u8207\u7cbe\u7d30\u8abf\u6821<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6301\u7e8c\u9032\u884c<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u6790\u8cc7\u6599\uff0c\u8abf\u6574\u8def\u7531\u898f\u5247\uff0c\u512a\u5316\u6210\u672c\u8207\u6548\u80fd\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4e0d\u540c CDN \u670d\u52d9\u5546\u5c0d\u7f8e\u570b\u908a\u7de3\u7bc0\u9ede\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>\u908a\u7de3\u7bc0\u9ede\u6578\u91cf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>400+ \u908a\u7de3\u7bc0\u9ede + 13 \u500b\u5340\u57df\u5feb\u53d6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>300+ \u908a\u7de3\u7bc0\u9ede<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>4,100+ \u908a\u7de3\u7bc0\u9ede<\/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>\u908a\u7de3\u67b6\u69cb\u6a21\u578b<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u5c64\uff08Edge \u2192 \u5340\u57df\u5feb\u53d6 \u2192 \u539f\u59cb\u4f3a\u670d\u5668\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\u5c64\uff0c\u5d4c\u5165 ISP \u7db2\u8def<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5373\u6642\u3001\u539f\u751f\u908a\u7de3\u67b6\u69cb<\/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>\u5340\u57df\u5c0e\u5411\uff0c\u4f9d\u8a17 AWS \u57fa\u790e\u8a2d\u65bd<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8d85\u5728\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>\u958b\u767c\u8005\u512a\u5148\u3001\u805a\u7126\u57ce\u5e02\u7bc0\u9ede<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5230\u7d42\u7aef\u4f7f\u7528\u8005\u7684\u5ef6\u9072<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7d04 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>\u7d04 20\u201340 ms<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>AWS CloudFront \u5141\u8a31\u4f60\u9078\u64c7\u908a\u7de3\u4f4d\u7f6e\uff0c\u4e26\u85c9\u7531\u8ca0\u8f09\u5e73\u8861\u5668\u63a7\u5236\u6d41\u91cf\u8def\u7531\u3002Cloudflare \u63a1\u7528\u6241\u5e73\u5316\u7db2\u8def\u67b6\u69cb\uff0c\u6240\u6709\u908a\u7de3\u7bc0\u9ede\u90fd\u53ef\u4ee5\u63d0\u4f9b\u5167\u5bb9\u3002Akamai \u5c07\u908a\u7de3\u7bc0\u9ede\u653e\u7f6e\u5728 ISP \u5167\u90e8\uff0c\u4ee5\u5be6\u73fe\u6700\u4f4e\u5ef6\u9072\u3002Fastly \u5247\u900f\u904e\u5373\u6642\u8a2d\u5b9a\u8207\u908a\u7de3\u908f\u8f2f\u63d0\u4f9b\u66f4\u9ad8\u968e\u7684\u63a7\u5236\u80fd\u529b\u3002<\/p>\n<h3>\u5728\u7f8e\u570b IXP \u9644\u8fd1\u90e8\u7f72\u4ee3\u7406\u4f3a\u670d\u5668<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5728\u7f8e\u570b\u4e3b\u8981\u7684\u7db2\u969b\u7db2\u8def\u4ea4\u63db\u4e2d\u5fc3\uff08IXP\uff09\u9644\u8fd1\u90e8\u7f72\u4ee3\u7406\u4f3a\u670d\u5668\uff0c\u4ee5\u78ba\u4fdd CDN \u7d93\u7531\u7f8e\u570b\u9032\u884c\u8def\u7531\u3002\u9019\u4e9b\u4ee3\u7406\u4f3a\u670d\u5668\u540c\u6642\u5145\u7576\u8ca0\u8f09\u5e73\u8861\u5668\uff0c\u5c07\u7db2\u8def\u6d41\u91cf\u5c0e\u5411\u540c\u4e00\u5730\u7406\u5340\u57df\u5167\u6700\u8fd1\u7684\u8cc7\u6599\u4e2d\u5fc3\u3002\u9019\u6a23\u7684\u67b6\u69cb\u53ef\u4ee5\u964d\u4f4e\u5ef6\u9072\u4e26\u63d0\u5347\u7f8e\u570b\u4f7f\u7528\u8005\u7684\u56de\u61c9\u901f\u5ea6\u3002<\/p>\n<p>\u6709\u4e9b\u7d44\u7e54\u6703\u4f7f\u7528\u5c08\u7dda\u9023\u7dda\uff0c\u4f8b\u5982 FastConnect \u6216\u7ad9\u9ede\u5c0d\u7ad9\u9ede VPN\uff08Site-to-Site VPN\uff09\uff0c\u4ee5\u4fdd\u8b49\u6d41\u91cf\u59cb\u7d42\u505c\u7559\u5728\u7f8e\u570b\u57fa\u790e\u8a2d\u65bd\u5167\u3002\u9019\u7a2e\u65b9\u5f0f\u5c07\u5728\u5730\u7db2\u8def\u9023\u63a5\u5230\u865b\u64ec\u96f2\u7aef\u7db2\u8def\uff08VCN\uff09\u7684\u79c1\u6709\u9598\u9053\uff0c\u6d41\u91cf\u53ea\u900f\u904e\u79c1\u6709\u7dda\u8def\u8207\u9598\u9053\uff0c\u800c\u4e0d\u662f\u516c\u5171\u7db2\u969b\u7db2\u8def\u3002\u900f\u904e\u9019\u7a2e\u65b9\u5f0f\uff0c\u53ef\u4ee5\u78ba\u4fdd CDN \u59cb\u7d42\u5728\u7f8e\u570b\u5883\u5167\u50b3\u8f38\u4f60\u7684\u5167\u5bb9\uff0c\u6eff\u8db3\u56b4\u683c\u7684\u5408\u898f\u9700\u6c42\u3002<\/p>\n<blockquote>\n<p><strong>\u5c08\u696d\u63d0\u793a\uff1a<\/strong>\u70ba\u4ee3\u7406\u4f3a\u670d\u5668\u642d\u914d\u4f7f\u7528\u8ca0\u8f09\u5e73\u8861\u5668\uff0c\u4ee5\u5be6\u73fe\u8cc7\u6599\u7684\u5747\u8861\u5206\u767c\u4e26\u56e0\u61c9\u7a81\u767c\u6d41\u91cf\u9ad8\u5cf0\u3002<\/p>\n<\/blockquote>\n<p>\u7576\u4f60\u5c07\u9019\u4e9b\u7b56\u7565\u7d50\u5408\u8d77\u4f86\u4f7f\u7528\u2014\u2014\u9078\u64c7\u5408\u9069\u7684 CDN\u3001\u914d\u7f6e\u5730\u7406\u8def\u7531\u3001\u8a2d\u5b9a\u7f8e\u570b\u908a\u7de3\u4f4d\u7f6e\u4ee5\u53ca\u90e8\u7f72\u4ee3\u7406\u4f3a\u670d\u5668\u2014\u2014\u5c31\u80fd\u78ba\u4fdd CDN \u5728\u7f8e\u570b\u5404\u500b\u5340\u57df\u5feb\u901f\u3001\u5b89\u5168\u5730\u50b3\u905e\u5167\u5bb9\u3002\u9019\u6a23\u65e2\u80fd\u7dad\u6301\u4f4e\u5ef6\u9072\u8207\u9ad8\u5feb\u53d6\u547d\u4e2d\u7387\uff0c\u53c8\u80fd\u70ba\u4f7f\u7528\u8005\u63d0\u4f9b\u53ef\u9760\u7684\u6548\u80fd\u9ad4\u9a57\u3002<\/p>\n<h2>CDN \u8def\u7531\u9a57\u8b49\u65b9\u6cd5<\/h2>\n<h3>\u7528\u65bc\u6aa2\u67e5\u908a\u7de3\u4f4d\u7f6e\u7684\u7dda\u4e0a\u5de5\u5177<\/h3>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528\u7dda\u4e0a\u5de5\u5177\u6aa2\u67e5 CDN \u662f\u5426\u900f\u904e\u7f8e\u570b\u908a\u7de3\u7bc0\u9ede\u8def\u7531\u5167\u5bb9\u3002\u9019\u4e9b\u5de5\u5177\u6709\u52a9\u65bc\u4f60\u4e86\u89e3\u7db2\u8def\u5982\u4f55\u8655\u7406\u6d41\u91cf\uff0c\u4ee5\u53ca\u8ca0\u8f09\u5e73\u8861\u5668\u662f\u5426\u5c07\u8acb\u6c42\u5f15\u5c0e\u81f3\u6b63\u78ba\u7684\u5730\u7406\u5340\u57df\u3002\u53ef\u4ee5\u8003\u616e\u4e0b\u5217\u9078\u9805\uff1a<\/p>\n<ul>\n<li>\n<p>Traceroute Online \u53ef\u4ee5\u5e6b\u52a9\u4f60\u6aa2\u8996\u7db2\u8def\u5b58\u53d6\u7684\u662f\u54ea\u500b CDN \u7bc0\u9ede\uff0c\u5f9e\u800c\u6aa2\u67e5\u8def\u7531\u662f\u5426\u5c0d\u4f7f\u7528\u8005\u8db3\u5920\u6700\u4f73\u5316\u3002<\/p>\n<\/li>\n<li>\n<p>IORiver CDN Tracking \u5f59\u7e3d\u5217\u51fa Datadog\u3001Pingdom\u3001Catchpoint \u7b49\u5546\u696d\u5e73\u53f0\u3002\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4f86\u81ea Cloudflare Analytics \u8207 AWS CloudWatch \u7b49 cloudfront \u4f9b\u61c9\u5546\u7684\u5206\u6790\u8cc7\u6599\u3002<\/p>\n<\/li>\n<li>\n<p>EDNS Client Subnet Checker \u53ef\u4ee5\u5e6b\u52a9\u5224\u65b7 CDN \u662f\u5426\u652f\u63f4 EDNS Client Subnet\u3002\u6b64\u529f\u80fd\u900f\u904e\u5c07\u6d41\u91cf\u50b3\u9001\u5230\u6700\u4f73\u4f3a\u670d\u5668\u4f4d\u7f6e\u4f86\u63d0\u5347\u8def\u7531\u6548\u679c\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u4f60\u61c9\u8a72\u5b9a\u671f\u57f7\u884c\u9019\u4e9b\u5de5\u5177\uff0c\u4ee5\u9a57\u8b49\u8ca0\u8f09\u5e73\u8861\u5668\u8207\u7db2\u8def\u662f\u5426\u7dad\u6301\u8f03\u9ad8\u7684\u5feb\u53d6\u547d\u4e2d\u7387\u8207\u8f03\u4f4e\u7684\u5ef6\u9072\u3002<\/p>\n<h3>Traceroute \u8207 DNS \u67e5\u8a62<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5229\u7528 traceroute \u8207 DNS \u67e5\u8a62\u4f86\u6aa2\u8996\u7db2\u8def\u6d41\u91cf\u7684\u8def\u7531\u8def\u5f91\u3002\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\n<p>\u958b\u555f\u4f5c\u696d\u7cfb\u7d71\u7684\u7d42\u7aef\u7a0b\u5f0f\u3002<\/p>\n<\/li>\n<li>\n<p>\u57f7\u884c\u5e36\u6709\u6b32\u6e2c\u8a66\u7db2\u57df\u7684 traceroute \u6307\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>\u89c0\u5bdf\u8f38\u51fa\u7d50\u679c\u3002\u6bcf\u4e00\u8df3\uff08hop\uff09\u90fd\u6703\u986f\u793a\u901a\u5f80\u76ee\u6a19\u4f3a\u670d\u5668\u7684\u8def\u7531\u8def\u5f91\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u4f60\u53ef\u4ee5\u6aa2\u67e5\u9019\u4e9b\u8df3\u9ede\u662f\u5426\u5168\u90e8\u4f4d\u65bc\u7f8e\u570b\u5730\u5340\u3002\u5982\u679c\u4f60\u5728\u4f7f\u7528 CloudFront \u6216 AWS\uff0c\u8f38\u51fa\u4e2d\u53ef\u80fd\u6703\u770b\u5230\u908a\u7de3\u4f4d\u7f6e\u548c\u5feb\u53d6\u4f3a\u670d\u5668\u7684\u8cc7\u8a0a\u3002DNS \u67e5\u8a62\u5de5\u5177\u4e5f\u53ef\u4ee5\u986f\u793a\u8ca0\u8f09\u5e73\u8861\u5668\u76ee\u524d\u70ba\u5167\u5bb9\u50b3\u905e\u9078\u64c7\u7684\u662f\u54ea\u4e00\u53f0\u4f3a\u670d\u5668\u3002<\/p>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u5982\u679c\u4f60\u770b\u5230\u8def\u7531\u8df3\u9ede\u51fa\u73fe\u5728\u7f8e\u570b\u4ee5\u5916\u5730\u5340\uff0c\u5c31\u53ef\u80fd\u9700\u8981\u8abf\u6574\u7db2\u8def\u8a2d\u5b9a\uff0c\u4ee5\u8b93\u6d41\u91cf\u56de\u5230\u6b63\u78ba\u7684\u5730\u7406\u5340\u57df\u5167\u3002<\/p>\n<\/blockquote>\n<h3>\u5206\u6790 CDN \u56de\u61c9\u6a19\u982d<\/h3>\n<p>\u4f60\u53ef\u4ee5\u900f\u904e\u5206\u6790 CDN \u56de\u61c9\u6a19\u982d\u4f86\u78ba\u8a8d\u662f\u5426\u7d93\u7531\u7f8e\u570b\u8def\u7531\u3002\u8a31\u591a\u8207 CloudFront \u548c AWS \u76f8\u95dc\u7684\u670d\u52d9\u6703\u5728\u56de\u61c9\u6a19\u982d\u4e2d\u5305\u542b\u908a\u7de3\u4f3a\u670d\u5668\u7684\u5730\u7406\u4f4d\u7f6e\u3002\u7bc4\u4f8b\u5982\u4e0b\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>\u56de\u61c9\u6a19\u982d<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8aaa\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\u908a\u7de3\u4f3a\u670d\u5668\u5730\u7406\u4f4d\u7f6e\u7684\u4ee3\u78bc\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\u8207\u8acb\u6c42\u76f8\u95dc\u7684\u591a\u7a2e\u8cc7\u6599\u7684\u7e2e\u5beb\u4ee3\u78bc\uff0c\u5176\u4e2d\u53ef\u80fd\u5305\u62ec\u4f4d\u7f6e\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4f60\u9084\u53ef\u4ee5\u5728\u56de\u61c9\u6a19\u982d\u4e2d\u5c0b\u627e\u8def\u7531\u8def\u5f91\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\u5f91\u985e\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8aaa\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u55ae\u5340\u57df\u8def\u5f91<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6240\u6709\u8def\u7531\u5c64\u7d1a\u90fd\u89e3\u6790\u5230\u540c\u4e00\u5730\u5340\uff0c\u986f\u793a\u8def\u7531\u6700\u4f73\u5316\u4e14\u5ef6\u9072\u6700\u4f4e\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u591a\u5340\u57df\u8def\u5f91<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8def\u7531\u8def\u5f91\u4e2d\u6d89\u53ca\u591a\u500b\u5730\u5340\uff0c\u53ef\u80fd\u56e0\u8de8\u5340\u57df\u8acb\u6c42\u5c0e\u81f4\u984d\u5916\u5ef6\u9072\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5982\u679c\u4f60\u770b\u5230\u7684\u662f\u55ae\u5340\u57df\u8def\u5f91\u4e14\u5e36\u6709\u7f8e\u570b\u4f4d\u7f6e\u4ee3\u78bc\uff0c\u4ee3\u8868\u8ca0\u8f09\u5e73\u8861\u5668\u8207\u7db2\u8def\u6b63\u5728\u6b63\u78ba\u5730\u8def\u7531\u6d41\u91cf\u3002\u4f60\u4e5f\u61c9\u8a72\u6aa2\u67e5\u5feb\u53d6\u76f8\u95dc\u56de\u61c9\u6a19\u982d\uff0c\u4ee5\u78ba\u8a8d\u5feb\u53d6\u547d\u4e2d\u7387\u662f\u5426\u8db3\u5920\u9ad8\u3002CloudFront \u8207 AWS \u901a\u5e38\u6703\u63d0\u4f9b\u8a73\u7d30\u7684\u5206\u6790\u5831\u8868\u4f86\u652f\u63f4\u9019\u4e9b\u6aa2\u67e5\u3002<\/p>\n<h2>\u6392\u67e5 CDN \u8def\u7531\u554f\u984c<\/h2>\n<h3>\u4fee\u5fa9\u5e38\u898b\u7684\u932f\u8aa4\u914d\u7f6e<\/h3>\n<p>\u5728\u914d\u7f6e CDN \u6642\uff0c\u4f60\u53ef\u80fd\u6703\u5728\u4f7f\u7528 CloudFront \u6216 AWS \u6642\u9047\u5230\u8def\u7531\u554f\u984c\u3002\u932f\u8aa4\u914d\u7f6e\u6703\u5c0e\u81f4\u6d41\u91cf\u96e2\u958b\u7f8e\u570b\uff0c\u6216\u62d6\u6162\u5167\u5bb9\u50b3\u905e\u901f\u5ea6\u3002\u4f60\u61c9\u8a72\u91cd\u9ede\u6392\u67e5\u4e0b\u5217\u554f\u984c\uff1a<\/p>\n<ol>\n<li>\n<p>\u786c\u9ad4\u6545\u969c\u6703\u7834\u58de\u8def\u7531\u8def\u5f91\u3002\u6aa2\u67e5\u8def\u7531\u5668\u8207\u4ea4\u63db\u5668\u662f\u5426\u5b58\u5728\u6545\u969c\u3002<\/p>\n<\/li>\n<li>\n<p>\u97cc\u9ad4\u4e2d\u7684\u8edf\u9ad4\u7f3a\u9677\u53ef\u80fd\u5c0e\u81f4\u932f\u8aa4\u7684\u8def\u7531\u6c7a\u7b56\u3002\u8acb\u5b9a\u671f\u66f4\u65b0\u8edf\u9ad4\u3002<\/p>\n<\/li>\n<li>\n<p>\u8a2d\u5b9a\u932f\u8aa4\u901a\u5e38\u7531\u4eba\u5de5\u5931\u8aa4\u9020\u6210\u3002\u9700\u8981\u8907\u67e5\u88dd\u7f6e\u8a2d\u5b9a\u8207\u8def\u7531\u898f\u5247\u3002<\/p>\n<\/li>\n<li>\n<p>\u7db2\u8def\u904e\u8f09\u8207\u58c5\u585e\u6703\u58d3\u57ae\u8cc7\u6e90\u3002\u8981\u76e3\u63a7\u6d41\u91cf\uff0c\u4e26\u8abf\u6574\u8ca0\u8f09\u5e73\u8861\u7b56\u7565\u4ee5\u56e0\u61c9\u6d41\u91cf\u9ad8\u5cf0\u3002<\/p>\n<\/li>\n<li>\n<p>BGP \u8a2d\u5b9a\u932f\u8aa4\u6216\u88ab\u52ab\u6301\u6703\u5c0e\u81f4\u4f4e\u6548\u7387\u8def\u7531\u6216\u6d41\u91cf\u88ab\u622a\u7372\u3002\u8acb\u9a57\u8b49 BGP \u8a2d\u5b9a\u4e26\u76e3\u63a7\u7570\u5e38\u8b8a\u66f4\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u4fee\u5fa9\u9019\u4e9b\u554f\u984c\u5f8c\uff0c\u4f60\u53ef\u4ee5\u63d0\u5347\u8def\u7531\u7cbe\u6e96\u5ea6\uff0c\u4e26\u78ba\u4fdd\u5167\u5bb9\u59cb\u7d42\u5728\u7f8e\u570b\u908a\u754c\u5167\u50b3\u8f38\u3002<\/p>\n<h3>\u56e0\u61c9\u670d\u52d9\u5546\u9650\u5236<\/h3>\n<p>\u6bcf\u5bb6\u670d\u52d9\u5546\u90fd\u6709\u5176\u7279\u5b9a\u9650\u5236\u3002CloudFront\u3001AWS \u8207\u5176\u4ed6\u5e73\u53f0\u53ef\u80fd\u6703\u9650\u5236\u4f60\u5c0d\u908a\u7de3\u4f4d\u7f6e\u6216\u8def\u7531\u7684\u63a7\u5236\u80fd\u529b\u3002\u5728\u8a2d\u5b9a\u8ca0\u8f09\u5e73\u8861\u5668\u4e4b\u524d\uff0c\u4f60\u61c9\u5145\u5206\u4e86\u89e3\u9019\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\u52d9\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\u6c7a\u5efa\u8b70<\/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>\u908a\u7de3\u7bc0\u9ede\u7121\u6cd5\u5b8c\u5168\u624b\u52d5\u9078\u64c7<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f7f\u7528\u5730\u7406\u5b9a\u5411\u8207\u8def\u7531\u898f\u5247<\/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>\u5340\u57df\u5feb\u53d6\u5b58\u5728\u9650\u5236<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u76e3\u63a7\u5feb\u53d6\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\u4f7f\u7528\u8005\u53ef\u63a7\u5ea6\u8f03\u4f4e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5411\u670d\u52d9\u5546\u7533\u8acb\u81ea\u8a02\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\u7bc0\u9ede\uff0c\u5728\u504f\u9060\u5730\u5340\u7bc0\u9ede\u8f03\u5c11<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u900f\u904e\u908a\u7de3\u908f\u8f2f\u512a\u5316\u8986\u84cb\u7bc4\u570d<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4f60\u53ef\u4ee5\u806f\u7e6b\u670d\u52d9\u5546\u652f\u63f4\u5718\u968a\uff0c\u53d6\u5f97\u66f4\u9ad8\u968e\u7684\u8def\u7531\u63a7\u5236\u9078\u9805\u3002\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5c08\u7dda\u9023\u7dda\u4f86\u78ba\u4fdd\u7f8e\u570b\u5883\u5167\u7684\u8def\u7531\u3002<\/p>\n<h3>\u89e3\u6c7a DNS \u8207\u5feb\u53d6\u554f\u984c<\/h3>\n<p>DNS \u8207\u5feb\u53d6\u554f\u984c\u540c\u6a23\u6703\u5f71\u97ff CDN \u8def\u7531\u3002\u7576 DNS \u8b8a\u66f4\u672a\u80fd\u53ca\u6642\u50b3\u64ad\u6642\uff0c\u4f60\u53ef\u80fd\u6703\u89c0\u5bdf\u5230\u5b58\u53d6\u5ef6\u9072\u3002\u905e\u8ff4\u89e3\u6790\u5668\u6709\u6642\u6703\u5c0d DNS \u7d00\u9304\u5feb\u53d6\u6642\u9593\u8d85\u904e\u9810\u671f\uff0c\u5c0e\u81f4\u4f7f\u7528\u8005\u6301\u7e8c\u5b58\u53d6\u5df2\u904e\u671f\u7684 IP \u4f4d\u5740\u3002\u5728\u670d\u52d9\u4e2d\u65b7\u671f\u9593\uff0cDNS \u89e3\u6790\u5931\u6557\u9084\u53ef\u80fd\u963b\u6b62\u4f7f\u7528\u8005\u5b58\u53d6\u4ecd\u7136\u5065\u5eb7\u7684\u670d\u52d9\u7bc0\u9ede\u3002<\/p>\n<ul>\n<li>\n<p>DNS \u5feb\u53d6\u53ef\u4ee5\u52a0\u901f\u67e5\u8a62\u4e26\u6e1b\u5c11\u7db2\u8def\u6d41\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u98a8\u96aa\u5728\u65bc DNS \u5feb\u53d6\u6c59\u67d3\u4ee5\u53ca\u5c0d\u904e\u671f\u7d00\u9304\u7684\u4f9d\u8cf4\uff0c\u9019\u5169\u8005\u90fd\u53ef\u80fd\u963b\u7919\u6b63\u78ba\u8def\u7531\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u52d9\uff1a<\/p>\n<p>\u2022 \u5728\u7f8e\u570b\u591a\u500b\u4f4d\u7f6e\u90e8\u7f72\u81ea\u5efa DNS \u4f3a\u670d\u5668\uff0c\u4ee5\u63d0\u5347\u53ef\u63a7\u6027\u8207\u56de\u61c9\u901f\u5ea6\u3002<br \/>\u2022 \u5408\u7406\u63d0\u5347 DNS TTL \u6578\u503c\uff0c\u589e\u5f37\u5feb\u53d6\u6548\u76ca\u4e26\u6e1b\u5c11\u67e5\u8a62\u983b\u7387\u3002<br \/>\u2022 \u4f7f\u7528 DNS \u5225\u540d\u6216 CNAME \u6241\u5e73\u5316\uff08flattening\uff09\u4f86\u6e1b\u5c11\u67e5\u8a62\u5c64\u7d1a\u5ef6\u9072\u3002<br \/>\u2022 \u5728\u7db2\u7ad9\u7a0b\u5f0f\u78bc\u4e2d\u5be6\u4f5c DNS \u9810\u5148\u89e3\u6790\uff08prefetch\uff09\uff0c\u63d0\u5347\u5916\u90e8\u8cc7\u6e90\u89e3\u6790\u901f\u5ea6\u3002<br \/>\u2022 \u5728\u6240\u6709\u5c64\u7d1a\u57f7\u884c\u5feb\u53d6\u6e05\u9664\uff08purge\uff09\uff0c\u4ee5\u78ba\u4fdd\u4f7f\u7528\u7684\u662f\u6700\u65b0\u7684 DNS \u8cc7\u8a0a\u3002<\/p>\n<p>\u5b9a\u671f\u76e3\u63a7\u8ca0\u8f09\u5e73\u8861\u5668\u8207\u5feb\u53d6\u6548\u80fd\u3002\u900f\u904e\u9019\u4e9b\u63aa\u65bd\uff0c\u4f60\u53ef\u4ee5\u7dad\u6301\u6700\u4f73\u8def\u7531\u72c0\u614b\u4e26\u6e1b\u5c11\u505c\u6a5f\u6642\u9593\u3002<\/p>\n<h2>\u6301\u7e8c\u7dad\u6301\u7f8e\u570b CDN \u8def\u7531<\/h2>\n<h3>\u76e3\u63a7\u8def\u7531\u6f14\u7b97\u6cd5<\/h3>\n<p>\u4f60\u9700\u8981\u6301\u7e8c\u95dc\u6ce8 CDN \u7684\u8def\u7531\u884c\u70ba\u3002\u8def\u7531\u6f14\u7b97\u6cd5\u53ef\u80fd\u5728\u672a\u4e8b\u5148\u901a\u77e5\u7684\u60c5\u6cc1\u4e0b\u767c\u751f\u8b8a\u66f4\uff0c\u9019\u6703\u5f71\u97ff CloudFront \u6216 AWS \u5982\u4f55\u5c07\u5167\u5bb9\u50b3\u905e\u7d66\u7f8e\u570b\u4f7f\u7528\u8005\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u76e3\u63a7\u5de5\u5177\u4f86\u8ffd\u8e64\u9019\u4e9b\u8b8a\u5316\u4e26\u53ca\u65e9\u767c\u73fe\u554f\u984c\u3002\u771f\u5be6\u4f7f\u7528\u8005\u76e3\u63a7\uff08Real User Monitoring\uff09\u5f9e\u771f\u5be6\u700f\u89bd\u5668\u8207 App \u89d2\u5ea6\u6aa2\u67e5\u9ad4\u9a57\u3002\u5408\u6210\u63a2\u91dd\uff08Synthetic Probes\uff09\u5229\u7528\u53d7\u63a7\u4ee3\u7406\u5728\u5168\u7403\u7bc4\u570d\u5167\u767c\u8d77\u8acb\u6c42\u3002\u76f4\u63a5\u5065\u5eb7\u6aa2\u67e5\uff08Direct Health Checks\uff09\u5247\u5c0d\u6bcf\u500b CDN \u7bc0\u9ede\u9032\u884c\u72c0\u614b\u8207\u56de\u61c9\u6642\u9593\u7684\u63a2\u6e2c\u3002\u8def\u7531\u8207 BGP \u5206\u6790\u5de5\u5177\uff08Route and BGP Analytics\uff09\u5f59\u6574\u8def\u5f91\u54c1\u8cea\u8207\u5c0d\u7b49\u9023\u7dda\u554f\u984c\u7684\u8cc7\u6599\u3002\u4e0b\u8868\u6982\u8ff0\u4e86\u9019\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>\u8aaa\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\u5be6\u4f7f\u7528\u8005\u76e3\u63a7<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u76e3\u63a7\u4f7f\u7528\u8005\u700f\u89bd\u5668\u8207\u61c9\u7528\u7a0b\u5f0f<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u63d0\u4f9b\u771f\u6b63\u300c\u6700\u5f8c\u4e00\u54e9\u300d\u7684\u5ef6\u9072\u8cc7\u6599\uff0c\u7528\u65bc\u6c7a\u7b56<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5408\u6210\u63a2\u91dd<\/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\u7a69\u5b9a\u57fa\u7dda\u8207\u65e9\u671f\u9810\u8b66<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u76f4\u63a5\u5065\u5eb7\u6aa2\u67e5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5c0d\u6bcf\u500b CDN \u7bc0\u9ede\u9032\u884c\u72c0\u614b\u8207\u56de\u61c9\u6aa2\u67e5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u63f4\u5feb\u901f\u6545\u969c\u5207\u63db\u4e26\u79fb\u9664\u6545\u969c\u7aef\u9ede<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8def\u7531\u8207 BGP \u5206\u6790<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8490\u96c6\u8def\u5f91\u54c1\u8cea\u8207\u5c0d\u7b49\u9023\u7dda\u554f\u984c\u8cc7\u6599<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u63f4\u57fa\u65bc ASN \u7684\u66f4\u667a\u6167\u6c7a\u7b56<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u7d50\u5408\u4f7f\u7528\u591a\u7a2e\u5de5\u5177\uff0c\u624d\u80fd\u5168\u9762\u638c\u63e1 CDN \u7684\u8def\u7531\u884c\u70ba\u3002<\/p>\n<\/blockquote>\n<h3>\u5236\u5b9a\u5b9a\u671f\u6aa2\u67e5\u8a08\u756b<\/h3>\n<p>\u4f60\u61c9\u70ba CDN \u8def\u7531\u5efa\u7acb\u4e00\u5957\u4f8b\u884c\u6aa2\u67e5\u6a5f\u5236\u3002\u5b9a\u671f\u6aa2\u67e5\u53ef\u4ee5\u5e6b\u52a9\u4f60\u5728\u554f\u984c\u5f71\u97ff\u4f7f\u7528\u8005\u4e4b\u524d\u767c\u73fe\u5b83\u5011\u3002\u81f3\u5c11\u6bcf\u6708\u6aa2\u67e5\u4e00\u6b21 CloudFront \u8207 AWS \u7684\u8a2d\u5b9a\u3002\u57f7\u884c traceroute \u8207 DNS \u67e5\u8a62\uff0c\u78ba\u8a8d\u6d41\u91cf\u662f\u5426\u59cb\u7d42\u505c\u7559\u5728\u7f8e\u570b\u5883\u5167\u3002\u6aa2\u8996\u5feb\u53d6\u547d\u4e2d\u7387\uff0c\u4e26\u7559\u610f\u6548\u80fd\u662f\u5426\u6709\u4e0b\u6ed1\u8da8\u52e2\u3002\u5982\u679c\u4f60\u4f7f\u7528 CloudFront\uff0c\u8acb\u6aa2\u67e5\u5206\u6790\u63a7\u5236\u53f0\u4e2d\u908a\u7de3\u4f4d\u7f6e\u4f7f\u7528\u60c5\u6cc1\u7684\u8b8a\u5316\u3002AWS \u4e5f\u6703\u63d0\u4f9b\u8a73\u7d30\u65e5\u8a8c\uff0c\u986f\u793a\u5167\u5bb9\u5728\u7db2\u8def\u4e2d\u7684\u50b3\u8f38\u8def\u5f91\u3002<\/p>\n<ul>\n<li>\n<p>\u70ba\u6bcf\u6b21\u6aa2\u67e5\u5236\u5b9a\u4e00\u4efd\u6aa2\u67e5\u6e05\u55ae\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u6e05\u55ae\u4e2d\u7d0d\u5165\u5feb\u53d6\u3001\u908a\u7de3\u4f4d\u7f6e\u8207\u8def\u7531\u8def\u5f91\u7b49\u6e2c\u8a66\u9805\u76ee\u3002<\/p>\n<\/li>\n<li>\n<p>\u8a18\u9304\u6240\u6709\u767c\u73fe\u7684\u8b8a\u66f4\u6216\u554f\u984c\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>\u96a8\u6642\u638c\u63e1\u670d\u52d9\u5546\u8b8a\u66f4<\/h3>\n<p>CloudFront\u3001AWS \u7b49 CDN \u670d\u52d9\u5546\u6703\u983b\u7e41\u66f4\u65b0\u5176\u7db2\u8def\u8207\u8def\u7531\u7b56\u7565\u3002\u9019\u4e9b\u66f4\u65b0\u53ef\u80fd\u6539\u8b8a\u5167\u5bb9\u7684\u50b3\u905e\u65b9\u5f0f\u3002\u4f60\u61c9\u8a02\u95b1\u670d\u52d9\u5546\u7684\u65b0\u805e\u90f5\u4ef6\u8207\u72c0\u614b\u9801\u9762\u66f4\u65b0\uff0c\u4e26\u53c3\u8207\u4f7f\u7528\u8005\u793e\u7fa4\u6216\u8ad6\u58c7\uff0c\u4ee5\u4fbf\u53ca\u6642\u4e86\u89e3\u65b0\u529f\u80fd\u8207\u5df2\u77e5\u554f\u984c\u3002\u4e00\u65e6\u767c\u73fe\u66f4\u65b0\uff0c\u4fbf\u8981\u91cd\u65b0\u6aa2\u8996\u81ea\u8eab\u8a2d\u5b9a\u4e26\u518d\u6b21\u6e2c\u8a66\u8def\u7531\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5feb\u53d6\u7b56\u7565\u8207\u8def\u7531\u898f\u5247\u59cb\u7d42\u7b26\u5408\u6700\u65b0\u6700\u4f73\u5be6\u52d9\u3002<\/p>\n<p>\u6301\u7e8c\u95dc\u6ce8\u76f8\u95dc\u8cc7\u8a0a\uff0c\u53ef\u4ee5\u5e6b\u52a9\u4f60\u5feb\u901f\u56de\u61c9\u8b8a\u5316\uff0c\u7dad\u6301\u7f8e\u570b\u8def\u7531\u7684\u7a69\u5b9a\u8207\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>\u900f\u904e\u914d\u7f6e\u908a\u7de3\u4f4d\u7f6e\u3001\u9a57\u8b49\u8def\u7531\u3001\u6392\u67e5\u554f\u984c\u4e26\u6301\u7e8c\u7dad\u8b77\u8a2d\u5b9a\uff0c\u4f60\u53ef\u4ee5\u78ba\u4fdd CDN \u59cb\u7d42\u7d93\u7531\u7f8e\u570b\u4f3a\u670d\u5668\u9032\u884c\u8def\u7531\u3002\u5c0e\u5165\u591a CDN \u6574\u5408\u3001HTTP\/3 \u548c\u908a\u7de3\u904b\u7b97\u7b49\u9032\u968e\u6280\u8853\uff0c\u9084\u80fd\u9032\u4e00\u6b65\u63d0\u5347\u6548\u7387\u8207\u53ef\u9760\u6027\u3002<\/p>\n<ul>\n<li>\n<p>\u5373\u6642\u76e3\u63a7\u5de5\u5177\u53ef\u4ee5\u5c0d\u4f3a\u670d\u5668\u5065\u5eb7\u72c0\u614b\u767c\u51fa\u5373\u6642\u8b66\u793a\u3002<\/p>\n<\/li>\n<li>\n<p>\u5206\u6790\u6d41\u91cf\u6a21\u5f0f\u6709\u52a9\u65bc\u4f60\u5728\u6d41\u91cf\u9ad8\u5cf0\u6642\u63d0\u524d\u64f4\u5145\u8cc7\u6e90\u3002<br \/>\u4fdd\u6301\u524d\u77bb\u6027\u601d\u7dad\uff0c\u5b9a\u671f\u6aa2\u8996 CDN \u8a2d\u5b9a\uff0c\u624d\u80fd\u78ba\u4fdd\u6548\u80fd\u59cb\u7d42\u7dad\u6301\u5728\u9ad8\u6c34\u6e96\uff0c\u4e26\u6eff\u8db3\u5408\u898f\u9700\u6c42\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u5e38\u898b\u554f\u984c\uff08FAQ\uff09<\/h2>\n<h3>\u5982\u4f55\u5224\u65b7\u6211\u7684 CDN \u662f\u5426\u7d93\u7531\u7f8e\u570b\u4f3a\u670d\u5668\u8def\u7531\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528 traceroute \u5de5\u5177\u3001DNS \u67e5\u8a62\u6216\u5206\u6790 CDN \u56de\u61c9\u6a19\u982d\u4f86\u9032\u884c\u6aa2\u67e5\u3002\u9019\u4e9b\u65b9\u6cd5\u80fd\u5920\u986f\u793a\u5167\u5bb9\u50b3\u8f38\u8def\u5f91\uff0c\u4e26\u78ba\u8a8d\u5176\u662f\u5426\u59cb\u7d42\u505c\u7559\u5728\u7f8e\u570b\u5883\u5167\u3002<\/p>\n<h3>\u6211\u80fd\u5f37\u5236\u6240\u6709\u6d41\u91cf\u90fd\u7559\u5728\u7f8e\u570b\u55ce\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u8a2d\u5b9a\u5730\u7406\u5b9a\u5411\u898f\u5247\uff0c\u4e26\u9078\u64c7\u7f8e\u570b\u908a\u7de3\u4f4d\u7f6e\u3002\u4e00\u4e9b\u670d\u52d9\u5546\u9084\u63d0\u4f9b\u5c08\u7dda\u9023\u7dda\uff0c\u4ee5\u4fdd\u8b49\u6d41\u91cf\u53ea\u5728\u7f8e\u570b\u5883\u5167\u50b3\u8f38\u3002\u52d9\u5fc5\u7d93\u5e38\u8907\u67e5 CDN \u8a2d\u5b9a\u4e26\u76e3\u63a7\u6d41\u91cf\u8def\u5f91\u3002<\/p>\n<h3>\u5982\u679c\u767c\u73fe\u6d41\u91cf\u96e2\u958b\u7f8e\u570b\u61c9\u8a72\u600e\u9ebc\u8fa6\uff1f<\/h3>\n<p>\u8acb\u6aa2\u67e5 CDN \u8a2d\u5b9a\u662f\u5426\u5b58\u5728\u932f\u8aa4\uff0c\u91cd\u65b0\u6838\u5c0d\u5730\u7406\u8def\u7531\u898f\u5247\u8207 DNS \u8a2d\u5b9a\u3002\u5982\u679c\u4ecd\u7121\u6cd5\u89e3\u6c7a\uff0c\u8acb\u806f\u7e6b\u670d\u52d9\u5546\u7684\u6280\u8853\u652f\u63f4\u5718\u968a\u3002<\/p>\n<h3>\u6240\u6709 CDN \u670d\u52d9\u5546\u90fd\u652f\u63f4\u50c5\u9650\u7f8e\u570b\u7684\u8def\u7531\u55ce\uff1f<\/h3>\n<p>\u4e26\u975e\u6240\u6709\u670d\u52d9\u5546\u90fd\u63d0\u4f9b\u56b4\u683c\u610f\u7fa9\u4e0a\u7684\u300c\u50c5\u9650\u7f8e\u570b\u300d\u8def\u7531\u3002\u4f60\u5728\u9078\u64c7 CDN \u6642\uff0c\u9700\u8981\u6bd4\u8f03\u5176\u529f\u80fd\u3002\u8acb\u512a\u5148\u8003\u616e\u5728\u7f8e\u570b\u7bc0\u9ede\u5e03\u5c40\u5f37\u5927\uff0c\u4e26\u4e14\u5177\u5099\u9ad8\u968e\u5730\u7406\u8def\u7531\u63a7\u5236\u80fd\u529b\u7684\u670d\u52d9\u5546\u3002<\/p>\n<h3>\u6211\u61c9\u8a72\u591a\u9577\u6642\u9593\u9a57\u8b49\u4e00\u6b21 CDN 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