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Privacy testing articles
These articles explain what a browser privacy check can observe and what it cannot prove. They link to the local tools on this site. They are not a VPN detector, a DNS leak test, or a guarantee that you are anonymous.

Browser fingerprinting explained
Websites can read many browser fields without asking for a fingerprint ID. Changing your IP does not reset those fields. This page explains the difference.

Does a VPN hide your IP address?
When the tunnel covers this browser, lookup services typically see the VPN exit instead of the ISP address. Cookies, logins, and browser fields still remain.
Does incognito mode hide your IP address?
A private window still uses a public IP for HTTPS. It is not a VPN, not a DNS leak test, and not a fingerprint eraser.
How to read a WebRTC test result
Wait until ICE gathering finishes. Compare only public addresses with the HTTPS lookup. Private and mDNS results need a calmer reading than “exposed.”

How to test privacy before and after a VPN
A fair check changes one thing: the VPN. Compare the public IP this browser uses, then optionally IPv6 and WebRTC. Unchanged fields are not a detector result.

IPv6 exposure vs a VPN leak
Dual-stack networks can send IPv6 on a different route from IPv4. Seeing IPv6 is an observation about connectivity, not a completed leak verdict.
VPN test myths beginners should ignore
Ignore automatic “VPN detected” badges, one-look map verdicts, and pages that call every ICE address a leak. Compare IP strings before and after you toggle the app.
What do private IP addresses mean in a browser privacy test?
10.x, 192.168.x, and fe80:: are local. Seeing them in ICE candidates is common. It is not the same as a second public IP on the open internet.

What is a WebRTC leak?
WebRTC can advertise addresses through ICE candidates. That is an observation. A different public IP from your ordinary lookup is the only case this site treats as possible leak evidence.
What is my public IP address and what does it reveal?
Your public IP is the address this browser used to reach a lookup service. It can suggest a network and sometimes a coarse region. It does not prove who you are.