Website Security
Every listing carries the same fields in the same order. Counts beside each filter update as you narrow.
| API | Pricing | Auth | Format | Free tier | Status |
|---|---|---|---|---|---|
Mozilla http scannerScans a website's HTTP response headers (CSP, HSTS, etc.) and returns a security grade and score. Identity & Security › Website Security | Free | None | JSON | Unlimited | Untested |
Mozilla TLS ObservatoryScans a domain's TLS setup and X.509 certificate chain and grades it against Mozilla's guidelines. Identity & Security › Website Security | Free | None | JSON | — | Deprecated |
SSL LabsRuns a deep SSL/TLS configuration test on any public HTTPS server and returns an A+ to F grade. Identity & Security › Website Security | Free | None | JSON | — | Untested |
Mozilla http scannerFreeUntested
Scans a website's HTTP response headers (CSP, HSTS, etc.) and returns a security grade and score.
None · JSON
Unlimited
no machine-readable spec
Mozilla TLS ObservatoryFreeDeprecated
Scans a domain's TLS setup and X.509 certificate chain and grades it against Mozilla's guidelines.
None · JSON
—
no machine-readable spec
SSL LabsFreeUntested
Runs a deep SSL/TLS configuration test on any public HTTPS server and returns an A+ to F grade.
None · JSON
—
no machine-readable spec
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