Fiber is a great deal if you can get it, but cable rules nationwide in the first-ever ISP awards handed out by PCMag's sister company, Ookla's Speedtest.net. Ookla, the world's largest operator of crowd-sourced speed tests, runs more than 5 million tests a day worldwide, and it drew from six months' worth of its database to see which is the fastest over all 50 states and more than 100 U.S. metro areas.