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Hardenize vs CDN77 TLS Test: catalog facts
Hardenize	CDN77 TLS Test
Freemium The public report is free; continuous monitoring is a paid service.	Free Free to use in the browser.
Web	Web
Free public configuration report for any domain Continuous certificate and perimeter monitoring for organisations	Lists all enabled SSL and TLS versions Highlights deprecated protocols in red
Monitoring features are aimed at organisations rather than individuals Little public detail about pricing	Page includes promotion for CDN77's CDN service Less detail than dedicated TLS audit tools
Web application, Hosted service	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.