An MX host is not covered by the enforced MTA-STS policy.

MTASTS_MX_NOT_COVERED · Severity: Error

• ErrorMTASTS_MX_NOT_COVERED

  An MX host is not covered by the enforced MTA-STS policy.

  In enforce mode senders only deliver to MX hosts that match an mx pattern of the policy. Mail to the host in the evidence will fail.

  Recommendation: Add the host or a matching wildcard pattern to the policy's mx lines.

Reported by

• Domain health check
• MTA-STS and TLS-RPT check

Available through the API

• Domain health check API
• MTA-STS and TLS-RPT check API

Related findings

• Warning MTASTS_MX_NOT_COVERED_TESTING An MX host is not covered by the MTA-STS policy in testing mode.
• Info MTASTS_MODE_NONE The MTA-STS policy is in mode none.
• Warning MTASTS_MODE_TESTING The MTA-STS policy is in testing mode.
• Error MTASTS_MULTIPLE_RECORDS More than one MTA-STS record is published.
• Error MTASTS_INVALID_POLICY The MTA-STS policy file is not valid.
• Error MTASTS_INVALID_RECORD The MTA-STS record has invalid syntax.

All findings