This is perhaps the most thorough test you could get to test your anonimity. This is basically an attack against your anonimity. So if you think your anonymizing software is secure, try this test.
You can check the status of the TOR network, its nodes, speeds and locations of each TOR node on the TOR network, see if you are successfully running a TOR server, and much more.
This link will direct to Steve Gibson's "Shields Up" page, where you can conduct a detailed port scan of your computers security and help you to configure your computer for security related issues. This site will also tell you your computers uinque identity visible on the web. You can also test to see if your IP address is being anonymized. Please read the information on this link before conducting the test.
The Advanced Port Scanner will test your system for open ports that can be used in attacks on your computer.
You can select which scanning technique will be used during the test from the following: