Use Speedtest by Ookla for accurate results with history logs and charts. Fast.com focuses on showing download speed ...

This free upgrade enables upload speeds up to 100% faster and is available to over 20 million Comcast customers.

The Ookla speed test is free to use and offers a detailed look at the upload and download speeds for whatever device you're running it on, as well as the latency. It's a great way to get a sense of ...