SpamAssassin rule
MAILING_LIST_MULTI
Looks like mailing-list software
+1 points
Combination of other tests (meta rule)
What MAILING_LIST_MULTI means
Several headers indicate bulk mailing software.
The rule's description in SpamAssassin: “Multiple indicators imply a widely-seen list manager”
How to fix it
Normal for newsletters. Make sure you also send List-Unsubscribe headers and only mail people who opted in.
Does your email trigger MAILING_LIST_MULTI?
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
FROM_EXCESS_BASE64From header needlessly encoded
INVALID_DATEInvalid Date header
MISSING_DATENo Date header
MISSING_FROMNo From header
MISSING_HEADERSNo To header
MISSING_MIDNo Message-ID header
MISSING_SUBJECTNo subject
MSGID_FROM_MTA_HEADERMessage-ID added by a relay
REPLYTO_WITHOUT_TO_CCReply-To but no To or Cc
Frequently asked questions
What does MAILING_LIST_MULTI mean?
Several headers indicate bulk mailing software.
How do I fix MAILING_LIST_MULTI?
Normal for newsletters. Make sure you also send List-Unsubscribe headers and only mail people who opted in.
How many points does MAILING_LIST_MULTI add?
1 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.