Validator for DKIM, SPF, DMARC and SSL
With this tool, you can validate important authentication mechanisms like DKIM, SPF, DMARC, and additionally check some security-related features like the SSL connectivity.
Step 1: Send an email to the following email address:
Step 2: Enter the sender email address
Privacy notice: All data collected on this page is being deleted 30 minutes after submission. We do not store any of your data permanently.