DNSENUM - Multithreaded perl script to enumerate DNS information of a domain and to discover non-contiguous IP blocks.

Author: Filip Waeytens, tix tixxDZ

https://github.com/fwaeytens/dnsenum

Usage:

root@kali:~# dnsenum -h
dnsenum.pl VERSION:1.2.3
Usage: dnsenum.pl [Options] 
[Options]:
Note: the brute force -f switch is obligatory.
GENERAL OPTIONS:
  --dnsserver   
            Use this DNS server for A, NS and MX queries.
  --enum        Shortcut option equivalent to --threads 5 -s 15 -w.
  -h, --help        Print this help message.
  --noreverse       Skip the reverse lookup operations.
  --private     Show and save private ips at the end of the file domain_ips.txt.
  --subfile   Write all valid subdomains to this file.
  -t, --timeout  The tcp and udp timeout values in seconds (default: 10s).
  --threads  The number of threads that will perform different queries.
  -v, --verbose     Be verbose: show all the progress and all the error messages.
GOOGLE SCRAPING OPTIONS:
  -p, --pages    The number of google search pages to process when scraping names,
            the default is 5 pages, the -s switch must be specified.
  -s, --scrap    The maximum number of subdomains that will be scraped from Google (default 15).
BRUTE FORCE OPTIONS:
  -f, --file  Read subdomains from this file to perform brute force.
  -u, --update  
            Update the file specified with the -f switch with valid subdomains.
    a (all)     Update using all results.
    g       Update using only google scraping results.
    r       Update using only reverse lookup results.
    z       Update using only zonetransfer results.
  -r, --recursion   Recursion on subdomains, brute force all discovred subdomains that have an NS record.
WHOIS NETRANGE OPTIONS:
  -d, --delay    The maximum value of seconds to wait between whois queries, the value is defined randomly, default: 3s.
  -w, --whois       Perform the whois queries on c class network ranges.
             **Warning**: this can generate very large netranges and it will take lot of time to performe reverse lookups.
REVERSE LOOKUP OPTIONS:
  -e, --exclude 
            Exclude PTR records that match the regexp expression from reverse lookup results, useful on invalid hostnames.
OUTPUT OPTIONS:
  -o --output     Output in XML format. Can be imported in MagicTree (www.gremwell.com)

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