Subdomain Grabber

#!/usr/bin/python
print '''
#////////////////////////////////////////#
#       Subdomain Grabber V0.1           #
#       By      :    UzunDz              #
#       From    :    x00x Team           #
#////////////////////////////////////////#\n'''

import re , urllib2 , socket
from urllib2 import Request, urlopen
xdom = raw_input('Domain : ')
data = urllib2.urlopen('http://www.alexa.com/siteinfo/'+xdom).read()
xfind = re.findall("<td class='' ><span class='word-wrap'>(.*?)</span></td>",data)
if len(xfind) > 1 :
    for sub in xfind :
        print 'subdomain : ' + sub + ' -> ' + socket.gethostbyname(sub)
else :
    print 'No Subdomain Found'