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Check SPF, DKIM, DMARC, MX, rDNS, BIMI, MTA-STS, TLS-RPT records, and blacklist status for any domain to diagnose email deliverability issues.
Enter your domain name or email address in the input field above.
Click the "Check Deliverability" button to start the analysis.
Review your overall score and letter grade for a quick health snapshot.
Examine all 9 checks (SPF, DKIM, DMARC, MX, rDNS, BIMI, MTA-STS, TLS-RPT, Blacklists) and the provider compliance summary, then follow the recommendations to fix any issues.
Re-run the checker after making DNS changes to verify improvements.
Email deliverability is the ability of your emails to reach recipients' inboxes instead of being filtered into spam or rejected entirely. It depends on technical DNS records (SPF, DKIM, DMARC), your sender reputation, and whether your sending IP or domain appears on blacklists.