Easily convert weeks to seconds.
Easily convert weeks to hours.
Easily convert weeks to days.
Easily convert weeks to months.
Easily convert weeks to years.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get the gravatar.com globally recognized avatar for any email.
Get all possible details about a domain name.
Get all possible details about an SSL certificate.
Take an IP and try to look for the domain/host associated with it.
Ping a website, server or port..