DNS leak
A DNS leak can reveal your provider or real network even when the site opens through VPN.
Check whether the browser exposes additional public addresses and how the connection looks after enabling VPN.
Press the button to check the visible IP, DNS resolvers, and WebRTC leaks.
A DNS leak can reveal your provider or real network even when the site opens through VPN.
Turn on VPN first, then run the test. The visible IP should belong to the VPN server.
Some browsers can expose additional network addresses through WebRTC.