Easily convert hours to seconds.
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Easily convert hours to weeks.
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Easily convert hours to years.
Make sure your passwords are good enough.
Get approximate IP details.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get the gravatar.com globally recognized avatar for any email.
Easily remove duplicate lines from a text.
Ping a website, server or port..