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Free Email & DNS Tools
Instantly check SPF, DMARC, DKIM, MX records, blacklists, and more. Professional-grade tools, completely free.
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How It Works
Run a check in seconds
1
Enter your domain or data
Type a domain name, IP address, or paste email headers — no signup required.
2
Instant analysis
We query live DNS records and run checks against real-time databases in seconds.
3
Get actionable results
Every check returns a scored report with pass/fail status and fix recommendations.
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