Internet Assigned Numbers Authority

                                       Domain-based Message Authentication, Reporting, and Conformance (DMARC)

   Created
   2015-01-27

   Last Updated
   2025-04-04

   Available Formats
   [IMG]
   XML [IMG]
   HTML [IMG]
   Plain text

   Registries included below

     • DMARC Tags
     • DMARC Report Formats

DMARC Tags

   Registration Procedure(s)

 Specification Required

   Expert(s)

 Scott Kitterman

   Reference
   [RFC-ietf-dmarc-dmarcbis-41]

   Available Formats
   [IMG]
   CSV

   Tag Name          Reference            Status                                    Description
   adkim    [RFC-ietf-dmarc-dmarcbis-41] active   DKIM Identifier Alignment mode
   aspf     [RFC-ietf-dmarc-dmarcbis-41] active   SPF Identifier Alignment mode
   fo       [RFC-ietf-dmarc-dmarcbis-41] active   Failure reporting options
   np       [RFC-ietf-dmarc-dmarcbis-41] active   Requested Domain Owner Assessment Policy for non-existent subdomains
   p        [RFC-ietf-dmarc-dmarcbis-41] active   Requested Domain Owner Assessment Policy
   pct      [RFC7489]                    historic Sampling rate
   psd      [RFC-ietf-dmarc-dmarcbis-41] active   Indicates whether the DMARC Policy Record is published by a Public Suffix Domain
   rf       [RFC7489]                    historic Failure reporting format(s)
   ri       [RFC7489]                    historic Aggregate Reporting interval
   rua      [RFC-ietf-dmarc-dmarcbis-41] active   Reporting URI(s) for DMARC aggregate feedback reports
   ruf      [RFC-ietf-dmarc-dmarcbis-41] active   Reporting URI(s) for message-specific DMARC failure reports
   sp       [RFC-ietf-dmarc-dmarcbis-41] active   Requested Domain Owner Assessment Policy for subdomains
   t        [RFC-ietf-dmarc-dmarcbis-41] active   DMARC policy test mode
   v        [RFC-ietf-dmarc-dmarcbis-41] active   DMARC specification version

DMARC Report Formats

   Registration Procedure(s)

 Specification Required

   Expert(s)

 Scott Kitterman

   Reference
   [RFC-ietf-dmarc-dmarcbis-41]

   Available Formats
   [IMG]
   CSV

   Format Name          Reference           Status                       Description
   afrf        [RFC-ietf-dmarc-dmarcbis-41] active Authentication Failure Reporting Format (see [RFC6591])

   Licensing Terms