Analyze what does your browser reveal about you, to understand Internet privacy threats and learn how to stay anonymous online

Online privacy test to analyze what does your browser reveal to websites, in addition to your IP address. Allows to check your default Internet connection and connections protected with "hide my IP" services like proxy or VPN - often with shocking results. Modern web browsers provide a user with a lot of features but they have also been designed to reveal your IP address and tons of other "innocent looking" information to websites. A collection of such information can be used to compile browser fingerprints that according to the EFF study are unique, identifiable and can be easily used for online tracking.

GATHERING INFORMATION

LOCATION & LANGUAGE

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TRACKING

Tracking methods that work in your browser. A combination of these can produce "zombie cookies" that are intentionally difficult to delete. Bellow is the result of saving an unique string using various techniques.
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BROWSER FEATURES

Configuration information may be used by Web sites to create a unique fingerprint of your browser.
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SYSTEM FONTS

Fonts installed in your system. May improve the uniqueness of your browser fingerprint, reveal your system, language and sometimes occupation.
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