How to See What Web Sites Your Computer is Secretly Connecting To
This software doesn't install on your system. It floats on the OS making a list of who your computer is talking to or listening out for. It can kill the connection and it can also kill the process running it. (Be careful with that. I had to reboot my computer to get a legit process back on.
The report it can generate is pretty slick. It will open on notepad so any one can read it. The format of the report mimics the window you can open to see info on the selected connection.
It can show you a lot of interesting info on connections to and from the outside world. Adding this to your toolbox would be a good thing to do.
So bottom line is if you have a sluggish connection use this to see who all your computer is chatting with.
There is a 64bit version for those running 64bit systems. The download links are at the very bottom of the page.