Free DNS & Mail Diagnostics
Domain Health
Domain Health
Intelligence
Comprehensive DNS, email authentication, and security analysis for any domain. Get actionable insights in seconds.
DNS Records
SPF · DKIM · DMARC
TLS & Security
SMTP Connectivity
Health Score
How It Works
Enter Your Domain
Type any domain into the search bar or navigate directly to /yourdomain.com
Automated Analysis
We check DNS records, mail authentication (SPF, DKIM, DMARC), SMTP connectivity, TLS certificates, and security headers
Actionable Report
Get a scored health report with clear explanations and fix recommendations for every finding