One-off domain assessment

Email security check

Check whether a domain publishes the core controls used to prevent spoofing and protect email delivery.

Check an email domain

Enter the domain after the @ symbol. The initial check reads public DNS and the MTA-STS policy; it does not change the domain.

Do not enter an email address or https:// URL.

DMARC policy SPF record DKIM delivery MTA-STS policy

Checking the domain

Resolving DNS records and validating the published policy.

Results

Anti-spoofing

Email privacy