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Artur Antosel
Doctor, storyteller and app builder.
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Email DNS Check
Diagnose SPF, DKIM and DMARC errors instantly
Mar 2026
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Joined Product Hunt
March 16th, 2026
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Artur Antosel
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3mo ago
Email DNS Check - Diagnose SPF, DKIM and DMARC errors instantly
Email DNS Check is a free tool to diagnose SPF, DKIM, and DMARC issues for any domain. Instantly detect configuration errors, understand why emails fail authentication, and get clear explanations to fix deliverability problems.
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