Reading Time: 4 minutes (Edited on 06/04: in order to reflect the actual situation) TL:DR: VPN leaks users’ IPs via WebRTC. I’ve tested hundred VPN and Proxy providers and 19 of them leaks users’ IPs via WebRTC (16%) You can check if your VPN leaks visiting: http://ip.voidsec.com Here you can find the complete list of the VPN providers that I’ve tested: https://docs.google.com/spreadsheets/d/1Nm7m