有谁知道这是怎么回事。。。变化的ip

[qqttdh]

qqttdh@MARX08:~$ nslookup mms.cnr.cn
Server: 211.90.216.130
Address: 211.90.216.130#53

Non-authoritative answer:
Name: mms.cnr.cn
Address: 211.89.225.104

qqttdh@MARX08:~$ nslookup mms.cnr.cn
Server: 211.90.216.130
Address: 211.90.216.130#53

Non-authoritative answer:
Name: mms.cnr.cn
Address: 211.89.225.101

qqttdh@MARX08:~$ nslookup mms.cnr.cn
Server: 211.90.216.130
Address: 211.90.216.130#53

Non-authoritative answer:
Name: mms.cnr.cn
Address: 211.89.225.101

qqttdh@MARX08:~$ nslookup mms.cnr.cn
Server: 211.90.216.130
Address: 211.90.216.130#53

Non-authoritative answer:
Name: mms.cnr.cn
Address: 211.89.225.104

qqttdh@MARX08:~$ nslookup mms.cnr.cn