KeyCDN Tools is described as 'Website speed test, DNS lookup service incl EDNS client subnet, fast geolocation for IP or hostname, HTTP response headers, FREAK attack tester and more' and is an website in the network & admin category. There are more than 10 alternatives to KeyCDN Tools, not only websites but also apps for a variety of platforms, including Windows, Mac, SaaS and Linux apps. The best KeyCDN Tools alternative is Pingdom. It's not free, so if you're looking for a free alternative, you could try mtr or GTmetrix. Other great sites and apps similar to KeyCDN Tools are PingPlotter, Ping Tracer, ipinfo.io and WebPageTest.