Provides a suite of free testing tools for your website including; DNS reports, WHOIS Lookup, Reverse Lookup, and alert services.
http://www.dnsstuff.com/
All free templates, icons, vector images, and themes.
http://www.lizom.com/
Free tools and data allowing you to calculate the distance by road, or point to point, between UK postcodes. Useful for planning trips, calculating delivery costs or adding into your travel website.
http://www.postcode.org.uk/
Has a large collection of traceroute, looking glass, route servers and bgp links.
http://www.traceroute.org/
Web performance monitoring, speed-meter, traceroute, ping DNS resolver.
http://www.tracert.com/
Provides a graphical traceroute and ping test from this server to any other network device you choose, useful for pinpointing network connectivity problems and identifying IP address locations.
http://visualroute.visualware.com/
Includes multiple graphics modification options with min, max, average, standard deviation and
history window with destination ping time.
http://www.d3tr.de/
Traceroute utility can parse both, \"tracert\" for (Windows) and \"traceroute\" (U*ix/Linux and -hopefuly- MacOS X) results.
http://www.mapulator.com/