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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.
Generate a SHA-256 hash for any string input.
Generate a SHA-3/384 hash for any string input.
Extract http/https URLs from any kind of text content.
Easily convert IDN to Punnycode and back.
Upload a Barcode image and extract the data out of it.
Ping a website, server or port.