Easily convert seconds to minutes.
Easily convert seconds to days.
Easily convert seconds to weeks.
Get the gravatar.com globally recognized avatar for any email.
Make sure your passwords are good enough.
Get & verify the meta tags of any website.
Get details of any file type, such as the mime type or last edit date.
Get the web-host of a given website.
Check for 301 & 302 redirects of a specific URL. It will check for up to 10 redirects.