What is EU-Requests-HTTP-Proxy?

Last updated: March 20, 2025

You are charged for the number of HTTP DELETE, OPTIONS, PATCH, POST, and PUT requests that CloudFront forwards to your origin or edge function. This also includes the number of HTTP WebSocket requests (GET requests with the Upgrade: websocket header) that CloudFront forwards to your origin or edge function.

The prefix represents the Europe (Regional Designation).