Google Postmaster Tools Alternative — Instant Checks

Korpo.pro is a free alternative to Google Postmaster Tools. Check any domain's email deliverability instantly — no domain verification, no signup, no waiting.

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Why choose Korpo.pro over Google Postmaster Tools?

7-Point Deliverability Audit

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SPF
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DKIM
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DMARC
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MX
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MTA-STS
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TLS-RPT
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BIMI

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