Easily convert minutes to seconds.
Easily convert minutes to hours.
Easily convert minutes to days.
Easily convert minutes to weeks.
Easily convert minutes to months.
Easily convert IDN to Punnycode and back.
Extract email addresses from any kind of text content.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Make sure your passwords are good enough.
Take an IP and try to look for the domain/host associated with it.
Get all possible details about an SSL certificate.