Easily convert hours to seconds.
Easily convert hours to minutes.
Easily convert hours to days.
Easily convert hours to months.
Easily convert hours to years.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get all possible details about a domain name.
Ping a website, server or port..
Get all the HTTP headers that an URL returns for a typical GET request.
Get all possible details about an SSL certificate.
Take an IP and try to look for the domain/host associated with it.