Easily convert years to seconds.
Easily convert years to minutes.
Easily convert years to hours.
Easily convert years to weeks.
Easily convert years to months.
Validate JSON content and make it looks good.
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.
Ping a website, server or port..
Take an IP and try to look for the domain/host associated with it.