Content delivery network tools like CDN Finder and CDN Performance Checker.
Quickly and easily look up the names of all CDNs a website is using. Or do a single URL or hostname lookup!
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).