topic Registered
Verified 2026-09-19 · registry updated 2026-08-28

HTTP registry: udp

UDP Proxying

MASQUE values support proxying datagrams or traffic through HTTP/3 and extended CONNECT. udp is registered in MASQUE URI Suffixes. Defining reference: rfc9298.

httpregistrymasquemasque-uri-suffixes

Identifier (http)

udp

UDP Proxying

Apply strict authorization and destination policy so tunnels cannot reach arbitrary internal networks or ports.

This registry value is currently marked active by IANA. Follow the defining specification before sending, accepting, or proxying it.

IANA registry: masque/masque-uri-suffixes

Registry reference: rfc9298

Permalink: https://merginit.com/reference/http/registry/masque/masque-uri-suffixes/udp-305