TUD Dresden University of Technology HAW Hamburg TUD Dresden University of Technology & Barkhausen Institut This document specifies solutions to discover DNS resolvers that support encrypted DNS resolution in constrained environments. The discovery is based DNS SVCB records, Router Advertisements, or DHCP. In particular, the proposed specification allows a host to learn DNS over CoAP (DoC) servers, including configurations to use DoC over TLS/DTLS, OSCORE, and EDHOC when resolving names.