Take an IP and try to look for the domain/host associated with it.
Get approximate IP details.
Get all possible details about an SSL certificate.
Get all possible details about a domain name.
Ping a website, server or port..
Generate a paypal payment link with ease.
Convert normal text to cursive font type.
Get the web-host of a given website.
Convert fahrenheit degrees to celsius degrees with ease.
Upload a image and extract the data out of it.