Email Tools
DMARC Record Generator
Generate a correctly-formatted DMARC TXT record from your chosen policy and reporting settings.
Choose your policy and reporting options below to generate a correctly-formatted DMARC TXT record - entirely in your browser.
JustChecker builds tools that respect your data - this one never leaves your browser. Once published, use our DMARC Checker to verify it.
Frequently Asked Questions
Add it as a TXT record at _dmarc.yourdomain.com in your DNS provider's control panel.
Start with p=none to monitor without affecting mail delivery, review your aggregate reports for a few weeks, then move to p=quarantine and eventually p=reject once you're confident all legitimate mail sources pass SPF/DKIM.
This tool helps you build a new DMARC record from scratch. Our DMARC Checker validates a record you've already published.