Below are several resources you can use for information such as measuring your bandwith, scanning your pc for viruses, checking your ip, and finding out whether the latest virus is a hoax or not.
Want to know how your connection to the Web stacks up? This service will run a quick test that will compare your connection to DSL, cable modems, and more.
This is a free online virus scan and fix site. Just click the link above and when the page loads click "Scan your PC" in the center, then follow the instructions.
A simple site that displays your current IP address that you are using. Note that this displays your public IP to the outside world, not the IP you may recieve on your personal network.