Get approximate IP details.
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..
Convert miles per hour (mph) to kilometers per hour (kph) with ease.
Make sure your passwords are good enough.
Use the Google translator API to generate text to speech audio.