Everything about DMARC | SendGrid Documentation
The version, v=DMARC1, tells receiving servers that the DNS TXT record is a DMARC record. Policy tag. The policy, p, can be one of three values, none, quarantine, or reject. DMARC policies are the mechanism domain owners use to specify how a receiving email server should handle SPF and DKIM failures. p=none: No action should be taken. Even if a ...
DA: 27 PA: 30 MOZ Rank: 31