pnscan - Parallell Network Scanner
Copyright (c) 2002 Peter Eriksson
Pnscan is freely available and may be used by anyone without any
restrictions except that you may not pretend that you wrote this...
If you find this to be a valuable tool then I'd gladly accept a
nice bottle of whisky (or suitable alternative) :-)
An ANSI C Compiler and Pthreads.
Main FTP site: ftp://ftp.lysator.liu.se/pub/unix/pnscan