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An Extensible Message Format for Delivery Status Notifications
RFC 3464

Revision differences

Document history

Date By Action
2026-05-20
(System) Changed metadata: changed keywords to '['DSN', 'Delivery Status Notifications', 'MIME', 'Multipurpose Internet Mail Extensions', 'Content Type']' from '[]'
2026-05-20
(System) Metadata update from RFC Editor
2026-05-20
(System) Changed author "G. Vaudreuil": changed name from "Gregory Vaudreuil" to "G. Vaudreuil", cleared country (was "USA"), changed order from "0" to "2"
2026-05-20
(System) Changed author "K. Moore": changed name from "Keith Moore" to "K. Moore", cleared country (was "USA")
2026-05-20
(System) Metadata update from RFC Editor
2020-01-21
(System) Received changes through RFC Editor sync (added Verified Errata tag)
2015-10-14
(System) Notify list changed from ,  to (None)
2003-01-25
(System) Last call text was added
2003-01-25
Ned Freed RFC 3461 (1891bis) published 23-Jan-2003
RFC 3462 (1892bis) published 23-Jan-2003
RFC 3463 (1893bis) published 23-Jan-2003
RFC 3464 (1894bis) published 23-Jan-2003
2003-01-25
Ned Freed RFC 3464 (1894bis) published 23-Jan-2003
2003-01-25
Ned Freed State Changes to RFC Published from RFC Ed Queue by Freed, Ned
2003-01-23
(System) RFC published