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Universal SSL Checker

Strict DNS-IP validation for professional security audits.

Security Audit FAQ

1. DNS NXDOMAIN Check

Verifies if the domain actually has an IP address before starting the audit.

2. Why show "DNS Failure"?

This appears if the domain is not registered or pointed to active servers.

4. Handshake Process

The secure "greeting" used to extract digital certificate metadata.

5. Universal Tool

Allows your worldwide visitors to check any global domain for security.

6. Privacy Guarantee

No search history is ever stored or logged on our servers.

7. Mobile UX

Optimized for Android with a forced one-line action row.

8. Expiry Countdown

Displays the exact number of days until a certificate must be renewed.

9. Port 443 Support

Specifically audits the standard port for encrypted web traffic.

11. .htaccess Ready

Works perfectly with your clean URL structure at /ssl-checker.

12. Support Info

Contact [email protected] for technical troubleshooting.