#Covered by GPL V 2.0
import string
import httplib,sys
from socket import *
import re


global word
global w
global limit
global result
result =[]
limit = 1000
print "\n================================================"
print "= Netcraft subdomain Finder  V.01              ="
print "= Coded by Christian Martorella                ="
print "= laramies2k@yahoo.com.ar                      ="
print "= Edge-Security Team                           ="
print "================================================"
	
def run(w):
	 h = httplib.HTTP('searchdns.netcraft.com')
	 h.putrequest('GET',"/?host="+w+"&position=limited")
         
	 h.putheader('Host', 'searchdns.netcraft.com')
         h.putheader('User-agent','Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8) Gecko/20051111 Firefox/1.5')
	 h.putheader('Accept-Encoding','gzip,deflate')
	 h.endheaders()
	 returncode, returnmsg, headers = h.getreply()
	 data=h.getfile().read()
   	 for e in ('>',':','=','"','<','/','\\','@'):
		 data = string.replace(data,e,' ')

	 r1 = re.compile('[a-zA-Z0-9.-_]*\.'+w)
	 res = r1.findall(data)
	 return res 

def test(argv):
	word=sys.argv[1]
	res = run(word)
	print "Subdomains found:\n"
	for x in res:
		if result.count(x) == 0:
			result.append(x)
	for x in result:
		print x 
	print"\n"
def usage():
	print "\nUsage: netcrafthost.py domain"
	print "Ex.: netcrafthost.py  microsoft.com\n"
	sys.exit(1)

if __name__ == "__main__":
	if len(sys.argv) < 2:
		usage()
	
        try: test(sys.argv[1:])
	except KeyboardInterrupt:
		print "Search interrupted by user.."
	except:
		sys.exit()