Check DNS Resolver (CloudFlare Checker)
Easily check whether a site is using CloudFlare or any other DNS resolver.
Cloudflare CDN Detection Guide
Understanding Cloudflare reverse proxy and CDN detection methods
Cloudflare CDN Statistics
20%
Web Traffic Served
280+
Global Data Centers
25M+
Websites Protected
Analyze Cloudflare Usage Today
Discover which websites use Cloudflare CDN and reverse proxy services for performance optimization and security protection.