KeyCDN tools give you a set of free online checks to help you troubleshooting network or CDN related issues.
Use this full page speed test to get detailed insights on how your website performs.
Locate any IP address or hostname including many meta information such as ASN, provider, reverse lookup and more.
Verify the HTTP response header of any URL. Check if your hotlink protections is working as expected.
Ping any IP or hostname from various location in parallel including full result list.
Test the connectivity to any given IP or hostname from different location simultaneously.
Check DNS records on different domain name servers around the world. EDNS client subnet enabled lookups.