One of the most advanced DNS Proxy and DNS Firewall in one product.
Snare Enterprise: bit.ly/Snare-Trial
Ping monitoring tool (32 Bit) for any Windows System (x86 or x64)
An open source search engine with RESTFul API and crawlers
Set of usefull network utilities like ping, nslookup, etc. with GUI
Free Syslog Server for Windows with a graphical user interface
Visual Syslog Server for Windows with a graphical user interface.
visual ping monitor in TNA(taskbar notification area)
Logs IP to IP contact, number of packets, bytes.