SSL Checker
Check SSL certificate status of any website.
What is SSL?
SSL (Secure Sockets Layer) and its successor TLS (Transport Layer Security) are cryptographic protocols that provide secure communication over the internet. A website with a valid SSL certificate displays a padlock icon in the browser and uses HTTPS.
About SSL Checker
Check SSL certificate status and security for any website with our free SSL checker tool. Verify certificate validity, expiration dates, issuer information, and identify potential security vulnerabilities. Essential for maintaining website security and user trust.
Key Features & Benefits
Certificate Details
View issuer, validity dates, encryption strength, and certificate chain.
Expiration Alerts
See exactly when certificates expire to avoid security warnings.
Security Grade
Get an overall security rating for the SSL/TLS configuration.
Vulnerability Scan
Check for common SSL vulnerabilities like Heartbleed and POODLE.
How to Use SSL Checker
Enter Domain
Type the website URL or domain name you want to check.
View Results
See certificate details, validity status, and security rating.
Review Issues
Address any warnings or vulnerabilities identified by the scan.
Frequently Asked Questions
SSL certificates encrypt data between browsers and servers, shown by the padlock icon and https:// in URLs.
SSL protects sensitive data, improves SEO rankings, and builds user trust. Google marks non-SSL sites as "Not Secure."
Check monthly and set up monitoring for expiration. Most certificates need renewal annually.
An F indicates critical security issues - expired certificate, weak encryption, or known vulnerabilities.
Why Use Our SSL Checker?
SSL problems damage user trust and SEO rankings. Regular SSL checks ensure your certificate is valid, properly configured, and protecting your visitors.