dig (domain information groper) is a flexible tool for interrogating DNS name servers. It performs DNS lookups and displays the answers that are returned from the name server(s) that were queried. Most DNS administrators use dig
to troubleshoot DNS problems because of its flexibility, ease of use and clarity of output. Other lookup tools tend to [...]

This PERL script, by Jimmy Neutron, is great for determining DNS names with Google. This tool, which is essential for network mapping, accepts two somewhat related words, and a domain name as arguments. The two words are sent through Google sets which expands the words into a list of related words. For example, “earth” and [...]

A tool written in Perl to enumerate information on a domain. It uses the Net::DNS module.
Things you can do with this program:
1. Finding interesting remote access servers (i.e.: https://extranet.targetdomain.com)
2. Finding badly configured and/or unpatched servers (i.e.: test.targetdomain.com)
3. Finding new domain names which will allow you to map non-obvious/hard-to-find netblocks
of your target organization (registry lookups - [...]

This tool is used to made a brute force on name resolution.The idea of that tool is to resolve all words dot domain name. To be more useful the tool uses multi threading; one thread for each name server. Classical brute forcers are sequential. With this method we cut the dictionary in n blocs ( [...]