EdgeCheck
— how close are you to the internet edge?
Served from colo:
CMH
Your “distance” to Cloudflare’s edge (TCP RTT)
🚀 11 ms
Very fast • Compare phone vs Wi-Fi, or try a VPN.
Copy my result
Open JSON API
Today’s leaderboard
Note: RTT may be unavailable on some connections; then you’ll still see colo + geo.
Country
US
Region
Ohio
City
Columbus
ASN
16509
Network
Anthropic, PBC
Protocol
HTTP/2