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DMARC Domain Scanner
Free email security scan: check your DMARC, SPF, DKIM, and MX records in seconds.
Email Security
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- Runs entirely in your browser
- Reads only public DNS records for the domain you enter
- Nothing you type is stored, logged, or sent to All-In IT
Results are for general information and don’t replace a full security review. If a result raises a question, we’re glad to walk you through it.