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Email Deliverability Checker

One in six commercial emails never reaches the inbox. Check any sending domain against the Gmail, Yahoo and Microsoft sender rules — SPF, DKIM, DMARC, MX, BIMI, MTA-STS — with the exact record to fix each gap.

From the Lifecycle & Demand Generation toolset.

Read-only DNS lookups — nothing is sent to or from your domain, and we never see your mail.

Keep exploring

FREE TOOL10 secHeadline & Hook AnalyzerScore any headline, subject line or hook in seconds.LIFECYCLE & DEMAND GENERATION→FREE TOOL1 minEmail Warm-up PlannerA day-by-day ramp schedule for any new sending domain.LIFECYCLE & DEMAND GENERATION→CALCULATOR2 minEmail Revenue CalculatorWhat is your list really worth per send — and per year?LIFECYCLE & DEMAND GENERATION→

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