Easily convert hours to seconds.
Easily convert hours to minutes.
Easily convert hours to weeks.
Easily convert hours to months.
Easily convert hours to years.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Make sure your passwords are good enough.
Get the gravatar.com globally recognized avatar for any email.
Easily remove duplicate lines from a text.
Get approximate IP details.
Get all possible details about an SSL certificate.