ip反查域名脚本

# -*- coding: utf-8 -*-
import urllib
import urllib2
import re
import json
import xlwt
import time

workbook = xlwt.Workbook(encoding=‘utf-8‘) #新建一个Excel
booksheet = workbook.add_sheet(‘IP反查域名结果‘, cell_overwrite_ok=True) #创建sheet
title = [‘IP‘,‘域名‘] #提前定义表头
a = 0
i = 0
for i,row in enumerate(title,start=i):#循环读取并写入表头
booksheet.write(0,i,row)
i +=1
fp = open(‘ip.txt‘)
for ip in fp.readlines():
addr = ip.strip()#根据情况linux \r\n win \n或者直接空，删除默认空白符号
url = "https://dns.aizhan.com/"+str(addr)+"/" 
user_agent = ‘Mozilla/4.0 (compatible; MSIE 5.5; Windows NT)‘
try:
request = urllib2.Request(url)
response = urllib2.urlopen(request)
time.sleep(0.3) #avoid 429
content = response.read().decode(‘utf-8‘)
pattern = re.compile(‘<td class="domain">.*?<a href=".*?" rel="nofollow" target="_blank">(.*?)</a>‘,re.S)
items = re.findall(pattern,content) 
for i,row in enumerate(items):
booksheet.write(a+1,1,row)
booksheet.write(a+1,0,addr)
a +=1
except urllib2.URLError, e:
if hasattr(e,"code"):
print e.code
if hasattr(e,"reason"):
print e.reason
fp.close() #close the file
workbook.save(‘result.xls‘) #保存Excel名称