🔒 TLS Check
TLS Version Checker
Check which TLS versions a website supports. Verify TLS 1.0, 1.1, 1.2, and 1.3 protocol support.
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Protocol Check
TLS 1.0 through 1.3
⚠️
Vulnerability Alert
Flag insecure protocols
📊
Clear Report
Easy to understand
Why Use This Tool?
Older TLS versions (1.0, 1.1) have known vulnerabilities. Ensure your site only supports secure protocols.
- Verify TLS 1.3 support
- Identify insecure TLS 1.0/1.1
- Meet PCI-DSS requirements (TLS 1.2+)
- Improve website security posture
What We Check
- TLS 1.0 support
- TLS 1.1 support
- TLS 1.2 support
- TLS 1.3 support
Frequently Asked Questions
Is TLS check free?
Yes, completely free.
Which TLS version is most secure?
TLS 1.3 is the latest and most secure. TLS 1.2 is still acceptable.
Should I disable TLS 1.0 and 1.1?
Yes. Both are deprecated and have known vulnerabilities.