Look up and explain the DMARC policy of a domain.
The DMARC checker reads the _dmarc TXT record of a domain and explains every tag: the policy for failing emails (none, quarantine or reject), the subdomain policy, the report addresses, the percentage and the alignment mode.
Since 2024 Gmail and Yahoo require a DMARC record for bulk senders. Start with p=none and reports, check that all your senders pass, then move to quarantine and reject.
What none, quarantine and reject do.
rua, ruf, pct, sp, adkim, aspf and more.
From monitoring to full protection.
A starting record when the domain has none.
A DNS record that tells receivers what to do with emails that fail SPF and DKIM, and where to send reports.
Start with p=none to collect reports, then move to p=quarantine and finally p=reject.
A TXT record on _dmarc.yourdomain.com.