Check url for presence on IP blocklists

check_url_on_blocklists.py

import socket
import dns.resolver

urls = ["freecreditreportblog.net"]

bls = ["zen.spamhaus.org", "spam.abuse.ch", "cbl.abuseat.org", "virbl.dnsbl.bit.nl", "dnsbl.inps.de",
    "ix.dnsbl.manitu.net", "dnsbl.sorbs.net", "bl.spamcannibal.org", "bl.spamcop.net",
    "xbl.spamhaus.org", "pbl.spamhaus.org", "dnsbl-1.uceprotect.net", "dnsbl-2.uceprotect.net",
    "dnsbl-3.uceprotect.net", "db.wpbl.info"]

for url in urls:
    ips = socket.gethostbyname_ex(url)[2]
    print ips
    for ip in ips:
        print 'Working on %s' %(ip)
        for bl in bls:
            try:
                my_resolver = dns.resolver.Resolver()
                query = '.'.join(reversed(str(ip).split("."))) + "." + bl
                answers = my_resolver.query(query, "A")
                answer_txt = my_resolver.query(query, "TXT")
                print 'URL: %s IS listed in %s (%s: %s)' %(url, bl, answers[0], answer_txt[0])
            except dns.resolver.NXDOMAIN:
                print 'URL: %s is NOT listed in %s' %(url, bl)