Isn't it just very different from SSLLabs? Like SSLLabs is testing for TLS configuration and vulnerabilities, this is testing for HTTP security headers. There's

Isn't it just very different from SSLLabs? Like SSLLabs is testing for TLS configuration and vulnerabilities, this is testing for HTTP security headers. There's some overlap (HSTS), but for the most part these are just two different tools doing different things.