In older versions of Ubuntu there was this "Network Gui" program that had a whois option, Tracing, pinging and all the terminal commands for network but in GUI. If I can recall, I think it was before Unity came to play, maybe before 11.04. How can I, using 11.10 with Unity (Do not want to use Gnome2 or Gnome3, just Unity), get to this Network swiss army program or what package installs this program.
The package is called
Look for it on the Unity dash
Hope this is the one your looking for
Specifically about the WHOIS tool, so far I haven't been able to find a good enough GUI WHOIS tool for GNU/Linux (tried Greenwich but it's too limited for my needs), thus I keep using the online WHOIS service DomainTools, instead of any local graphical or command-line application and/or set of tools.
For the other services, I use the gnome-nettool package.
[update]: I've been using a free online WHOIS service named MYIP.MS and so far I'm very satisfied