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 all possible details about an SSL certificate.
Get all possible details about a domain name.
Ping a website, server or port.
Get approximate IP details.
Extract email addresses from any kind of text content.
Convert kelvin degrees to fahrenheit degrees with ease.
Convert a number to written, spelled out words.
Get the web-host of a given website.