Free SSL Certificate Checker

SSL Certificate Checker – Verify Website Security Instantly

This free online SSL Checker tool helps you test the security of any website by checking its SSL certificate status. Enter any domain, and you'll instantly see:

• ✅ Whether SSL is installed and valid
• 📅 Certificate expiration date
• 🔐 Certificate issuer authority
• ⚠️ Remaining validity days

Why Check SSL?

SSL ensures encrypted and secure communication between your website and users. Without it, sensitive data is at risk. This tool is perfect for:

• 🔧 Developers verifying site setup
• 🌐 Website owners checking SSL renewal
• 🔍 Security analysts inspecting third-party domains

Our checker works without external APIs or dependencies — all processing happens through server-side PHP, keeping your search lightweight and private.

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