API & Network

SSL Certificate Inspector

Inspect an HTTPS server certificate and its presented chain.

Public hostname sent to server
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Output

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Your result will appear here

Add an input and run the tool to get started.
Only a public hostname leaves your browser.

How to use SSL Certificate Inspector

Paste your input or load the example, choose the relevant options, then select Run tool. Errors appear below the editors. Copy or download the result when ready.

Server diagnostic: only the public hostname is sent to our server. HTTPS port 443 only; public DNS addresses only. No redirects or custom ports. TLS metadata inspection does not replace a full trust audit.

Keyboard shortcuts: Ctrl/⌘ + Enter to run, Ctrl/⌘ + K to find another tool.