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