DMARC Record Generator

Build a valid DMARC TXT record from a few choices — policy, reporting, alignment — with the DNS host name.

DomainPolicy (p)Aggregate reports to (rua)Forensic reports to (ruf, optional)Subdomain policy (sp)Apply to % of mail (pct): 100DKIM alignment (adkim)SPF alignment (aspf)

DNS record

Host / name_dmarc.example.com

TypeTXT

v=DMARC1; p=none; rua=mailto:dmarc-reports@example.com

Start with p=none and a working rua address to gather reports, then ramp to quarantine and reject once your SPF/DKIM are aligned.

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