Quick Answer
An email authentication policy that tells receiving servers what to do with emails that fail DKIM or SPF checks.
DMARC builds on DKIM and SPF by adding a policy layer. It tells receiving servers to either monitor (p=none), quarantine (p=quarantine), or reject (p=reject) emails that fail authentication. DMARC also enables aggregate and forensic reporting. MisarMail includes DMARC monitoring with real-time alerts for authentication failures.
An email authentication protocol that lets receiving servers verify that an email was sent by the domain it claims to be from.
SPF (Sender Policy Framework)A DNS record that specifies which mail servers are authorized to send email on behalf of your domain.
Email DeliverabilityThe percentage of emails that reach the recipient's inbox rather than the spam folder or being bounced.
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