Best Internet Tools

cubestat.com
This tool gives you several information about a website. For example, if you type yahoo.com in the textbox and press enter, it will show you the website's worth and other statistical informations.

speedtest.net
This tool determines the spped of your internet connection. e.g. upload and download speed.

network-tools.com
There are several tools here. The most popular is the ping tool which gives the IP address of a certain website.
Similar Tools:

ktunnel.com
If some websites were blocked in your internet, this is the tool that you need. Just type the website that you want to view in the textbox and press enter.
Similar Tools: vtunnel.com

who.is
This tool will give you information about the domain name of a website. Informations like owner of the website, IP address, etc. are shown here.