Server signature checker

Get all the HTTP headers that an URL returns for a typical GET request.

Get all possible details about an SSL certificate.

Check if a website has HTTP Strict Transport Security (HSTS) enabled.

Detects outdated HTML tags that should be replaced with modern alternatives.

Check if images on a webpage have the lazy loading attribute enabled for performance optimization.

Verify the time to first byte of any website.

Check for 301 & 302 redirects of a specific URL. It will check for up to 10 redirects.