Domain Health Check

Run a comprehensive health check on any domain. Tests DNS, MX records, SPF, DKIM, DMARC, SSL certificate, HTTPS, and web server configuration in seconds.

What Does This Tool Check?

DNS: A records, AAAA (IPv6), NS records — verifies your domain resolves correctly.

Email: MX records, SPF, DKIM, DMARC — ensures your email authentication is properly configured to prevent spoofing.

Web: HTTPS connectivity, HSTS header, SSL certificate validity and expiry — checks your website security.