SpamAssassin rule
DMARC_MISSING
No DMARC record
+0.001 points
Header test
What DMARC_MISSING means
The From domain has no DMARC record.
The rule's description in SpamAssassin: “Missing DMARC policy”
How to fix it
Publish a TXT record at _dmarc.yourdomain.com, starting with v=DMARC1; p=none; rua=mailto:dmarc@yourdomain.com. Gmail and Yahoo require DMARC from bulk senders.
This rule adds almost nothing to the score by itself. It matters only together with other rules.
Does your email trigger DMARC_MISSING?
Send it to a free test address: we run SpamAssassin, check SPF, DKIM and DMARC and show every rule with a fix.
Open the email spam checkerRelated rules
ARC_INVALIDARC signature is invalid
DKIM_ADSP_ALLDomain says it signs all mail, but this message is unsigned
DKIM_ADSP_DISCARDDomain asks to discard unsigned mail
DKIM_ADSP_NXDOMAINFrom domain does not exist
DKIM_INVALIDDKIM signature is invalid
DKIM_SIGNEDMessage is DKIM-signed
DKIM_VALIDValid DKIM signature
DKIM_VALID_AUDKIM signature from your own domain
DKIM_VALID_EFDKIM signature from the envelope sender's domain
Frequently asked questions
What does DMARC_MISSING mean?
The From domain has no DMARC record.
How do I fix DMARC_MISSING?
Publish a TXT record at _dmarc.yourdomain.com, starting with v=DMARC1; p=none; rua=mailto:dmarc@yourdomain.com. Gmail and Yahoo require DMARC from bulk senders.
How many points does DMARC_MISSING add?
0.001 points in the default SpamAssassin ruleset (network tests on, Bayes off). A message is treated as spam from 5.0 points. Mail servers can change scores locally.