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Free tool

Email Deliverability Checker

Enter a domain to check SPF, DKIM, and DMARC authentication, MX records, DNSBL status across 20+ blacklists, and an overall deliverability score from 0-100 — with fixes for every failing check.

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Email Deliverability Checker — FAQ

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Related pages

Products and guides connected to this tool.

SPF, DKIM & DMARC Checker

Product

SPF, DKIM & DMARC Checker from LeadsLogix: audit a domain's SPF, DKIM, and DMARC records and explain what each result means — built for senders and admins auditing email authentication.

/products/email-authentication-checker

9-Check Deliverability Stack

Platform

Inside the LeadsLogix 9-check deliverability stack: how the platform audit a sending domain across nine deliverability checks and produce one actionable score — built for senders auditing domains before campaigns.

/platform/deliverability-checks

Cold Email Deliverability Checklist

LeadsLogix cold email deliverability checklist for senders who want every campaign to land in the inbox. run a pre-send checklist — authentication, list quality, content scoring, warmup status, and safety limits — before every campaign with source-backed research, enrichment, verification, scoring, and CRM-ready export.

/cold-email-deliverability-checklist

SPF, DKIM & DMARC Setup

SPF, DKIM & DMARC Setup from LeadsLogix: configure SPF, DKIM, and DMARC correctly for your domains and verify the result — a managed service for teams without email-authentication expertise in-house.

/services/spf-dkim-dmarc-setup

Catch-All Domain Detection

Platform

Inside the LeadsLogix catch-all domain detection: how the platform detect domains that accept every address so their verifications are scored honestly — built for teams that refuse to be fooled by accept-all servers.

/platform/catch-all-detection

Catch-All Email Checker

Product

Catch-All Email Checker from LeadsLogix: identify domains that accept any address so list quality is measured honestly — built for teams verifying lists with accept-all domains.

/products/catch-all-email-checker

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