C:\Documents and Settings\Administrator>nslookup
Default Server: kns.kornet.net
Address: 168.126.63.1
> set q=mx
> daum.net
Server: kns.kornet.net
Address: 168.126.63.1
Non-authoritative answer:
daum.net MX preference = 10, mail exchanger = mx1.hanmail.net
daum.net MX preference = 10, mail exchanger = mx2.hanmail.net
daum.net MX preference = 10, mail exchanger = mx3.hanmail.net
daum.net MX preference = 10, mail exchanger = mx4.hanmail.net
daum.net MX preference = 10, mail exchanger = mx5.hanmail.net
daum.net MX preference = 10, mail exchanger = mx6.hanmail.net
daum.net MX preference = 10, mail exchanger = mx7.hanmail.net
daum.net MX preference = 10, mail exchanger = mx8.hanmail.net
daum.net MX preference = 10, mail exchanger = mx9.hanmail.net
daum.net MX preference = 10, mail exchanger = mx10.hanmail.net
daum.net nameserver = ns.daum.net
daum.net nameserver = ns2.daum.net
daum.net nameserver = ns3.daum.net
daum.net nameserver = ns4.daum.net
daum.net nameserver = ns5.daum.net
mx9.hanmail.net internet address = 211.43.197.20
mx9.hanmail.net internet address = 211.43.197.45
mx9.hanmail.net internet address = 211.43.197.15
mx9.hanmail.net internet address = 211.43.197.76
mx9.hanmail.net internet address = 211.43.197.85
mx9.hanmail.net internet address = 211.43.197.151
mx9.hanmail.net internet address = 211.43.197.170
mx9.hanmail.net internet address = 211.43.197.115
ns.daum.net internet address = 211.32.117.10
ns2.daum.net internet address = 211.32.117.11
ns3.daum.net internet address = 211.115.114.240
>
위와 같이 set q=mx 옵션을 지정함으로서 알고자 하는 메일서버의 mx값을 알수있다.
daum.net(hanmail.net)의 mx값은 1부터 10까지 총 10개의 메일서버가 돌아감을 알수있다
