#!/usr/bin/env python
import dns.resolver
class Mydig:
  def __init__(self):
        self.data  = {}
  def get_dig_domain(self, domain_list):
      for domain in domain_list:
    res = dns.resolver.query(domain, 1)
    for i in res.response.answer:
            for j in i.items:
             if j.rdtype == 5:
           find_res = j.to_text().find(‘***dns.com‘)
                  self.data[domain] = 0 if find_res != -1 else -1
             else:
                  self.data[domain] = -1
        break
if __name__ == ‘__main__‘:
     domain_list = [
            "www.baidu.com",
                "www.qq.com",
                 "dl.3366.com",
        ]
     obj = Mydig()
     obj.get_dig_domain(domain_list)
     print obj.data
本文出自 “开发与运维” 博客,谢绝转载!
原文:http://yeqing.blog.51cto.com/3159086/1925162