Bulk DMARC Checker

Check DMARC policies for multiple domains simultaneously. Identify domains missing DMARC protection and fix email spoofing vulnerabilities.

Domain Input

0 domains

One per line · max 500 Ctrl+Enter to run

Upload .csv or .txt

Tells receivers what to do if SPF/DKIM checks fail. Learn more →

Results

Enter domains and click Run

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Ready to check DMARC records

Enter domains on the left → click Run DMARC Checker