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DMARC result code

Invalid DMARC syntax

dmarc.syntax_invalid

What does this finding mean?

The record cannot reliably be interpreted as a DMARC policy.

What is the next step?

Correct tag order, separators, values and URI syntax.

Please note: The result code describes a technical measurement, not a guarantee of delivery, security or legal compliance.

Content reviewed on 20.08.2026.