66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
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#!/usr/bin/env python
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# Mass DNS AXFR - developed by acidvegas in python (https://git.acid.vegas/mdaxfr)
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import urllib.request
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try:
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import dns.rdatatype
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import dns.query
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import dns.zone
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import dns.resolver
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except ImportError:
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raise SystemExit('missing required \'dnspython\' module (pip install dnspython)')
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def tld_axfr(tld: str, nameserver: str):
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'''
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Perform a DNS zone transfer on a target domain.
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:param target: The target domain to perform the zone transfer on.
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:param nameserver: The nameserver to perform the zone transfer on.
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'''
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xfr = dns.query.xfr(nameserver, tld+'.', timeout=15)
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for msg in xfr:
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for rrset in msg.answer:
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for rdata in rrset:
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print(f'{rrset.name}.{tld} {rrset.ttl} {rdata}')
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def get_root_nameservers() -> list: # https://www.internic.net/domain/named.root
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'''Generate a list of the root nameservers.'''
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return [f'{root}.rootservers.net' for root in ('abcdefghijklm')]
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def get_root_tlds() -> list:
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'''Get the root TLDs from IANA.'''
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return urllib.request.urlopen('https://data.iana.org/TLD/tlds-alpha-by-domain.txt').read().decode('utf-8').lower().split('\n')[1:]
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def get_tld_nameservers(tld: str) -> list: # https://www.internic.net/domain/root.zone
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'''Get the nameservers for a TLD.'''
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return [nameserver for nameserver in dns.resolver.query(tld+'.', 'NS' )]
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def resolve_nameserver(nameserver: str):
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'''
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Resolve a nameserver to its IP address.
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:param nameserver: The nameserver to resolve.
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'''
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try:
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ip_addresses = dns.resolver.resolve(nameserver, 'A', lifetime=15)
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except:
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ip_addresses = dns.resolver.resolve(nameserver, 'AAAA', lifetime=15)
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return ip_addresses[0].address
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if __name__ == '__main__':
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for root in get_root_nameservers():
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try:
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xfr = tld_axfr('', root+'.root-servers.net')
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except Exception as e:
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print(f"Failed to perform zone transfer from the {root} root server: {e}")
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for tld in get_root_tlds():
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try:
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for ns in get_tld_nameservers(tld):
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xfr = tld_axfr(tld, resolve_nameserver(str(ns)))
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except Exception as e:
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print(f"Failed to resolve {tld}: {e}")
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