State of DMARC

State of DMARC measures who publishes DMARC across the Tranco top million, who enforces it, and whose reporting address can receive anything. We publish a new edition every month, and this page always points at the newest one.

27.5%
of valid DMARC records send reports nowhere
46.9%
publish a valid DMARC record
20.8%
enforce without a weakening tag
34,506
send reports to an address that never opted in

Read the August 2026 edition

Take the numbers as JSON.

Check your own domain

This check runs the same tier rules the scan applies to a million domains against yours. It reads live DNS and stores nothing.

Editions

Using this

The aggregate data is published under CC BY 4.0: reuse it, including commercially, with attribution. Suggested citation:

DomainCanary. State of DMARC, 2026-08. https://staging.domaincanary.com/research/state-of-dmarc. Data licensed CC BY 4.0.