Content delivery network tools like CDN Finder and CDN Performance Checker.
Quickly and easily identify all the CDNs a website is using. Or lookup the CDN for a single URL or hostname!
Instantly check your CDN for timeouts, errors and caching issues from 10 locations around the globe.
Does your CDN support EDNS Client Subnet? Find out with a quick EDNS Client Subnet test.
Quickly measure the initial congestion window (initcwnd) of a CDN (or your web server).