SSL Certificate Checker
Verify SSL/TLS certificates instantly. View issuer, validity dates, expiration countdown, and security grade for any domain.
Instant Verification
Check SSL certificates in real-time. Get immediate results with detailed certificate information.
Security Grading
Get an A-F grade based on certificate strength, expiration date, and security features.
Expiration Tracking
See exactly when certificates expire with countdown. Never miss a renewal deadline.
What is an SSL Certificate?
An SSL (Secure Sockets Layer) certificate is a digital certificate that authenticates a website's identity and enables an encrypted connection. It's a security protocol that creates an encrypted link between a web server and a web browser.
Data Encryption
Protects data transmitted between server and browser
Authentication
Verifies the website's identity to visitors
Trust Indicators
Shows the lock icon and HTTPS in the browser
SEO Benefits
Search engines prioritize HTTPS websites