Easily convert weeks to seconds.
Easily convert weeks to minutes.
Easily convert weeks to hours.
Easily convert weeks to days.
Easily convert weeks to years.
Make sure your passwords are good enough.
Get the gravatar.com globally recognized avatar for any email.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Check if the URL is banned and marked as safe/unsafe by Google.
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.