Welcome to the 365 Compliance Checker

Verify your domain's DNS records for Microsoft 365 and email security

What is the 365 Compliance Checker?

This tool helps IT administrators validate essential DNS records for Microsoft 365 and email security compliance.

After authentication, you'll be able to check your domains for SPF, DKIM, DMARC, and more.

Key Features

  • Comprehensive DNS Checks - Validates MX, SPF, DKIM, DMARC and more
  • Email Security Score - Get a health score for your domain's email security
  • Actionable Recommendations - Clear steps to improve DNS hygiene
  • Microsoft 365 Integration - Checks tenant ID and service records
  • PTR Validation - Verifies reverse DNS for mail servers
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Struggling with email issues?

Check if your DNS records are affecting your Microsoft 365 email deliverability.

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