HTTP/1.1 403 Bad Protocol
Content-Type: text/html; charset=UTF-8
Cache-control: no-cache
Connection: close
Proxy-Connection: close
I2P Warning: Non-HTTP Protocol
Warning: Non-HTTP Protocol
The request uses a bad protocol.
The I2P HTTP Proxy supports http:// requests ONLY. Other protocols such as https:// and ftp:// are not allowed.