Skip to main content

Discovery of Designated Resolvers in the Presence of Legacy Forwarders

The information below is for an old version of the document.
Document Type
This is an older version of an Internet-Draft whose latest revision state is "Active".
Expired & archived
Authors Benjamin M. Schwartz , Chris Box
Last updated 2022-05-05 (Latest revision 2021-10-22)
RFC stream Internet Engineering Task Force (IETF)
Stream WG state Call For Adoption By WG Issued
Polled for WG adoption but not adopted
Document shepherd (None)
IESG IESG state Expired
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This draft describes how the Discovery of Designated Resolvers (DDR) standard interacts with legacy DNS forwarders, including potential incompatibilities and relevant mitigations. Discussion Venues This note is to be removed before publishing as an RFC. Discussion of this document takes place on the mailing list (, which is archived at Source for this draft and an issue tracker can be found at


Benjamin M. Schwartz
Chris Box

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)