[root@ljf smtpproxy-1.1.3]# nslookup -q=mx 163.com<br>
Note: nslookup is deprecated and may be removed from future releases.<br>
Consider using the `dig' or `host' programs instead. Run nslookup with<br>
the `-sil[ent]' option to prevent this message from appearing.<br>
Server: 192.168.0.11<br>
Address: 192.168.0.11#53<br><br>
Non-authoritative answer:<br>
163.com mail exchanger = 50 m228.163.com.<br>
163.com mail exchanger = 50 m133.163.com.<br>
163.com mail exchanger = 50 m180.163.com.<br>
163.com mail exchanger = 50 m203.163.com.<br>
163.com mail exchanger = 50 m207.163.com.<br>
163.com mail exchanger = 50 m208.163.com.<br>
163.com mail exchanger = 50 m209.163.com.<br>
163.com mail exchanger = 50 m210.163.com.<br>
163.com mail exchanger = 50 m211.163.com.<br>
163.com mail exchanger = 50 m215.163.com.<br>
163.com mail exchanger = 50 m223.163.com.<br>
163.com mail exchanger = 50 m224.163.com.<br><br>
Authoritative answers can be found from:<br>
163.com nameserver = ns2.nease.net.<br>
163.com nameserver = ns.nease.net.<br>
m133.163.com internet address = 202.108.44.133<br>
m180.163.com internet address = 202.108.44.180<br>
m203.163.com internet address = 202.108.44.203<br>
m207.163.com internet address = 202.108.44.207<br>
m208.163.com internet address = 202.108.44.208<br>
m209.163.com internet address = 202.108.44.209<br>
m210.163.com internet address = 202.108.44.210<br>
m211.163.com internet address = 202.108.44.211<br>
m215.163.com internet address = 202.108.44.215<br>
m223.163.com internet address = 202.108.44.223<br>
m224.163.com internet address = 202.108.44.224