查看dns解析
nslookup baidu.com
Server: 221.228.255.1
Address: 221.228.255.1#53
Non-authoritative answer:
Name: baidu.com
Address: 220.181.38.251
Name: baidu.com
Address: 220.181.38.148
查看dns解析
nslookup baidu.com
Server: 221.228.255.1
Address: 221.228.255.1#53
Non-authoritative answer:
Name: baidu.com
Address: 220.181.38.251
Name: baidu.com
Address: 220.181.38.148