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:

[email protected]
Note: The subject line and body text of the email can both be empty.

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.

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