Rcvd

RCVD has been running on a real ARM router handling live DNS traffic for roughly two months. Field notes on the bugs I caught myself, the dependency discipline, and the day a real network outage proved the zero-cleartext guarantee held.

RCVD is a single-binary, privacy-first DNS engine that speaks DoQ, DoT, and DoH. An overview of what it does, the design principles, and why a network operator would want it.