Easily convert years to seconds.
Easily convert years to hours.
Easily convert years to days.
Easily convert years to weeks.
Easily convert years to months.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Ping a website, server or port..
Get approximate IP details.
Get all possible details about a domain name.
Take an IP and try to look for the domain/host associated with it.
Check if the URL is cached or not by Google.