Easily convert years to seconds.
Easily convert years to minutes.
Easily convert years to hours.
Easily convert years to days.
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Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Ping a website, server or port..
Get details of any file type, such as the mime type or last edit date.
Take an IP and try to look for the domain/host associated with it.
Get the gravatar.com globally recognized avatar for any email.
Easily generate your own custom signature and download it with ease.