Use the free online tool by Dotcom-Monitor to test from 20+ global locations and in multiple browsers (even mobile). Use this awesome tool to test website and page speed and detect performance issues from around the world.
Use SpeedTest to quickly measure your true Internet connection speed and data throughput.
Perform a speed test and view the raw speed values interpreted by communications, speed, and a 1MB file download. If you enter information about your connection type and location, you will be able to browse and compare all connection types from all regions.
Run a quick test that will compare your connection to DSL, cable modems, and more. The bandwidth calculation is measured against CNET's Internet Services.
Find out the real speed of your Internet connection by taking the speed test.
Test your download and upload speed with this cool tool provided by VisualWare.
Use the test servers to analyze your upstream and downstream bandwidth.