Convert a particular date to the unix timestamp format.
Get approximate IP details.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Take an IP and try to look for the domain/host associated with it.
Get all possible details about a domain name.
Use the Google translator API to generate text to speech audio.
Convert text to morse and the other way for any string input.