1)   Advanced IP Scanner 1.5
Advanced IP Scanner is a fast, robust and easy-to-use multithreaded IP scanner for Windows. It gives you one-click access to many useful functions - remote PC shutdown and wake up, Radmin (www.radmin.com) integration and more!

 2)   NetInfo 6.5
NetInfo is a collection of 15 different state-of-the-art network tools on a single, easy-to-use interface that allows you to isolate faults, simplify processing of diagnostic data, and increase internal network security.

 3)   Advanced Port Scanner 1.3
Advanced Port Scanner is a small, fast and easy-to-use Port Scanner for Windows. It is multithreaded, so you can scan ports in just a few seconds. Also, it contains descriptions for common ports, and can perform scans on predefined port ranges.

 4)   Nsauditor Network Security Auditor 1.8.1
Nsauditor is a network security scanner that allows to audit and monitor network for possible vulnerabilities,checks methods that a hacker might use to attack it. Over 45 network tools for scanning,sniffing,enumerating and gaining access to machines.

 5)   Free Axence NetTools 3.2
A comprehensive set of FREE network tools: Port/Network Scanner finds all the nodes in a network; NetStat lists local connections; Service & Port Scanner checks for all open ports and running; TCP/IP workshop, NetCheck, ping, trace, lookup, bandwidth

 6)   ServerHunter 1.0.1
Lightweight, simple network scanner and monitor for home LAN and Internet. The program has ultra speed scanner, search of words in servers parameters, sound and visual notifications. It will be useful for home and corporate network use.