上海联通
今天发现网络奇卡无比,网页经常显示找不到 IP,我寻思难道联通默认的 DNS 炸了?系统里面改了 DNS 地址为 114,但依然没用,后面使用 nslookup 命令结果如下。
xxx@William:~$ nslookup bu-cun-zai-de-yu-ming.com
Server: 172.18.112.1
Address: 172.18.112.1#53
Non-authoritative answer:
Name: bu-cun-zai-de-yu-ming.com
Address: 220.250.64.225
** server can't find bu-cun-zai-de-yu-ming.com: NXDOMAIN
xxx@William:~$ nslookup bu-cun-zai-de-yu-ming.com 114.114.114.114
Server: 114.114.114.114
Address: 114.114.114.114#53
Non-authoritative answer:
Name: bu-cun-zai-de-yu-ming.com
Address: 220.250.64.225
xxx@William:~$ nslookup bu-cun-zai-de-yu-ming.com 8.8.8.8
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
Name: bu-cun-zai-de-yu-ming.com
Address: 220.250.64.225
xxx@William:~$ ping bu-cun-zai-de-yu-ming.com
PING bu-cun-zai-de-yu-ming.com (220.250.64.225) 56(84) bytes of data.
^C
--- bu-cun-zai-de-yu-ming.com ping statistics ---
354 packets transmitted, 0 received, 100% packet loss, time 367096ms
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