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Get all possible details about an SSL certificate.
Get all the HTTP headers that an URL returns for a typical GET request.
Check whether a website is using the new HTTP/2 protocol or not.
Easily convert JPG image files to PNG.
Get approximate IP details.
Minify your CSS by removing all the unnecessary characters.
Minify your HTML by removing all the unnecessary characters.
Ping a website, server or port.
Check if the URL is cached or not by Google.