BrowserSpy.dk shows you just how much information can be retrieved from your browser just by visiting a page.
Available tests are listed below.
Do Not Track Information
Do Not Track is a technology that enables users to opt out of third-party web tracking, including behavioral advertising. At present a user cannot opt out of many of the hundreds of tracking services and advertising networks; those that do allow opting out each require setting (and not deleting!) an opt-out cookie.
|Do Not Track Header||Value|
|No Do Not Track Header detected!|