Free IP Scanner
If you are looking for a free, fast and no non-sense IP scanner for your network (or someone else’s 
) you should really give angry IP scanner a try!
It is supported on Windows, Linux and Mac platform and above all its released under open source license, it is not the best port/IP scanner but it solves your purpose.
Link: http://www.angryip.org/w/Home
- Sumit
Categories: Miscellaneous