使用nslookup命令查询NS服务器和SOA记录

C:Documents and Settingsadmin>nslookup Default Server: resolver1.opendns.com Address: 208.67.222.222 > set type=ns //首先查询NS记录 > baidu.com Server: resolver1.opendns.com Address: 208.67.222.222 Non-authoritative answer: baidu.com nameserver = ns3.baidu.com baidu.com nameserver = ns4.baidu.com baidu.com nameserver = dns.baidu.com baidu.com nameserver = ns2.baidu.com > set type=soa //接着查询SOA记录 > baidu.com Server: resolver1.opendns.com Address: 208.67.222.222 Non-authoritative answer: baidu.com primary name server = dns.baidu.com responsible mail addr = sa.baidu.com serial = 2008042301 refresh = 300 (5 mins) retry = 300 (5 mins) expire = 2592000 (30 days) default TTL = 7200 (2 hours) >> set type=any //查询任意记录 > baidu.com Server: resolver1.opendns.com Address: 208.67.222.222 Non-authoritative answer: baidu.com MX preference = 10, mail exchanger = mx1.baidu.com baidu.com internet address = 220.181.38.84 baidu.com internet address = 202.108.22.46 baidu.com nameserver = ns4.baidu.com baidu.com nameserver = dns.baidu.com baidu.com nameserver = ns2.baidu.com baidu.com nameserver = ns3.baidu.com PS:也有一些网站提供在线查询服务，比如intodns.com和lbase.net等