Slitheris Network Discovery is a new network tool from Komodo Labs that provides world-class ipscans with a simple, easy-to-use interface.
Free IP scanner is a very fast IP scanner and port scanner. Powered with multi-thread scan technology, it can scan hundreds computers per second. It simply pings each IP address, gets hostname, MAC address, NetBIOS information, scans ports, etc.
SterJo Fast IP Scanner could be one of the world’s fastest IP scanner available for free.