DNS & Email Trust
medium Severity
Free Check

DMARC Record Validation

Ensures a _dmarc TXT record exists to coordinate SPF and DKIM authentication results.

Test Your Website for DMARC Record Validation

Run this check along with 90+ automated tests across your domain.

Why It Matters

DMARC protects your domain reputation by directing receiving servers how to handle spoofed emails.

How We Check This

We query DNS TXT records at _dmarc.yourdomain.com for v=DMARC1.

How to Fix & Implement

Copy-paste configuration blocks tailored for your web server or edge proxy.

nginx snippet
# DNS TXT at _dmarc.yourdomain.com:
v=DMARC1; p=reject; rua=mailto:dmarc-reports@yourdomain.com;

Frequently Asked Questions

What does rua= mean in DMARC?

rua specifies the email address where receiving mail servers send aggregated XML reports of delivery attempts.