Take an IP and try to look for the domain/host associated with it.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get approximate IP details.
Get all possible details about a domain name.
Ping a website, server or port..
Convert text to hexadecimal and the other way for any string input.
Extract email addresses from any kind of text content.
Get the web-host of a given website.
Generate a paypal payment link with ease.