DRIL (Domain Reverse IP Lookup) Tool is a Reverse Domain Tool that will really be useful for penetration testers to find out the domain names which are listed in the the target host, DRIL is a GUI, JAVA based application which uses a Bing API key.
DRIL has a simple user friendly
interface which will be helpful for penetration tester to do their work
fast without a mess, this is only tested on Linux but as it is JAVA it
should work on Windows too.
There are various other tools which carry out similar tasks..