Check for 301 & 302 redirects of a specific URL, for up to 10 redirects.
Check how safe a website URL is, powered by Google.
Check whether a website is using the new HTTP/2 protocol or not.
Make sure your passwords are good enough.
Check whether a website is using the Brotli Compression algorithm or not.
Check what web hosting service a website uses.
Get the gravatar.com globally recognized avatar for any email.
Check to see if a website URL is cached or not by Google.
Get & verify the meta tags of any website.