Features
Certificate Verification
Discover if your site will be trusted by browsers and whether your site has missing intermediate certificates
Protocol Checking
Check that your web site uses the latest secure versions of TLS and doesn't have insecure SSL protocols enabled.
Simple & Fast Testing of Private and Public Sites
No special access is required to check your web server within seconds. It also works with sites on your local network.
Security Grading
An overall grading from A - F is assigned to each site tested to provide an overall rating of the TLS/SSL configuration.
SSL/TLS Internal Details
View in depth information and warnings about encryption ciphers, keys, certificates and more on your web site.
HTTP/2 Detection
Checks whether HTTP/2 has been enabled on your web server to provide improved performance with modern browsers.