tag: edns

1 post tagged

blog • dns • 11 min read

EDNS(0) for Agent Discovery — Letting the Client Tell the Resolver What It's Looking For

An experimental EDNS(0) option for DNS-AID that lets a client signal selector filters on the query so any hint-aware hop can narrow the answer or short-circuit with a cached match.

read →
Cover page of RFC 6891 — "Extension Mechanisms for DNS (EDNS(0))" by Damas, Graff, and Vixie, April 2013 — the foundational standards-track document the agent-hint work builds on

← back to all tags