Tools

HTTPS & headers check.

Enter your website to grade its HTTPS setup (certificate, protocols and ciphers) with Qualys SSL Labs, and its security headers (such as Content-Security-Policy and HSTS) with Mozilla Observatory. Each test opens in a new tab and runs on their service, not ours.

SSL Labs tests take a minute or two; we ask it to keep your result off its public lists. Test the exact address visitors use (with or without www). Results come from Qualys SSL Labs and Mozilla Observatory. For exposed services and vulnerabilities, use the IP & Website Check.