dnslist

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dnslist

       前两天写了一个从dnslist采集二级域名的脚本，现在做个记录，这几天没有写，感觉好怪异的感觉，也许是外出了一次吧

code

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#!/usr/bin/env python
# encoding:utf-8
import requests
import re
import sys
def subdm_get(domain):
    
    list3 = domain.split(".")  
    sss = ''
    for i in range(0, list3.__len__())[::-1]:
        sss = sss +list3[i]+'/'    
    url = 'http://dnslist.net/' + sss
    r = requests.get(url)
    html = r.text
    a = re.findall(r"<a.*?href=.*?<\/a>",html)
    l = []
    for i in a:
        url2 = i[i.find('>')+1:-4]  
        l.append(url2)
    return l
  
if __name__ == '__main__':
    if len(sys.argv) == 2:
        for i in subdm_get(sys.argv[1]):
            print i
        sys.exit()
    else:
        print ("usage: %s domain" % sys.argv[0])
        sys.exit(-1)