最近在英国打开 V2EX 有时会比较卡。主要域名的解析如下
$ nslookup cdn.v2ex.co 8.8.8.8
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
cdn.v2ex.co canonical name = lbr.ogslb.com.
Name: lbr.ogslb.com
Address: 23.251.112.132
Name: lbr.ogslb.com
Address: 23.251.105.132
Name: lbr.ogslb.com
Address: 23.251.112.133
Name: lbr.ogslb.com
Address: 23.251.105.131
$ nslookup cdn.v2ex.com 8.8.8.8
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
cdn.v2ex.com canonical name = v2ex.global.zgslb.net.
v2ex.global.zgslb.net canonical name = v2ex.edge.zgslb.net.
Name: v2ex.edge.zgslb.net
Address: 23.251.124.131
Name: v2ex.edge.zgslb.net
Address: 23.251.126.133
Name: v2ex.edge.zgslb.net
Address: 23.251.100.132
Name: v2ex.edge.zgslb.net
Address: 23.251.121.133
Name: v2ex.edge.zgslb.net
Address: 23.251.96.131
$ nslookup www.v2ex.com 8.8.8.8
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
www.v2ex.com canonical name = v2ex.global.zgslb.net.
v2ex.global.zgslb.net canonical name = v2ex.edge.zgslb.net.
Name: v2ex.edge.zgslb.net
Address: 23.251.126.133
Name: v2ex.edge.zgslb.net
Address: 23.251.100.132
Name: v2ex.edge.zgslb.net
Address: 23.251.121.133
Name: v2ex.edge.zgslb.net
Address: 23.251.96.131
Name: v2ex.edge.zgslb.net
Address: 23.251.124.131
Ping 值都在 200 ～ 300
可以参考 https://asm.ca.com/en/ping.php 的结果
而我这边 Ping 美国节点（ 23.251.100.132 ）也才 170 ＝ ＝
希望能和国内一样秒开
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