BROWSER SECURITY

Secret Browser Test

Seven quick tests show what websites can see about you and your browser – explained clearly, done in seconds.

Tests start only after you click. Nothing is stored or logged; the analysis runs in your browser. Only your IP address is briefly echoed back by our own server, without storage.

IP address & WebRTC

Which address websites see – and whether WebRTC exposes more.

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Browser version

Is your browser up to date?

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Cookies & trackers

Does your browser block trackers and ads?

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Do Not Track & GPC

Do you send privacy signals to websites?

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Fingerprint

How unique is your browser online?

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IPv6

Is the modern internet protocol available?

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Connection (HTTPS)

Is the connection to this page encrypted?

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Ready to check your website?

After your browser, check your content for errors for free.

Check for free