Domain-Based Message Authentication, Reporting, and Conformance (DMARC) Failure Reporting

This specification has been revised 4 times since RFC 7489 (2015). Each document below formally obsoleted the one before it; the versions still in force are listed first.

This lineage is derived automatically from the “obsoletes” relationships recorded in the public RFC Editor index — no editorial judgement is applied to the ordering. The most recent document in the chain is RFC 9991 (May 2026).