DNS 查询

#!/usr/bin/env python
import sys, socket
result = socket.getaddrinfo(sys.argv[1],None,0,socket.SOCK_STREAM)
counter =  0
for item in result:
    print "%-2d: %s" % (counter,item[4])
    counter += 1

$./dns.py
0 : ('202.108.22.43', 0)
1 : ('202.108.22.5', 0)