MHR-CFW Domain-Fronting Relay

Skill by ara.so — Daily 2026 Skills collection.

MHR-CFW (MasterHttpRelay + Cloudflare Worker) is a Python-based domain-fronting relay that routes HTTP/SOCKS5 proxy traffic through Google Apps Script (GAS) and Cloudflare Workers. Network DPI filters see only traffic to www.google.com, while the actual destination is hidden inside the relay chain.

Traffic Flow

Client → Local Proxy (127.0.0.1:8085)
           ↓
       Google IP (216.239.38.120) — DPI sees www.google.com
           ↓
       Google Apps Script Web App (Relay)
           ↓
       Cloudflare Worker
           ↓
       Target Website