---
title: "How Browsers Leak Your Real IP Even With a VPN"
url: "https://astraguardvpn.com/blog/how-browsers-leak-real-ip-with-vpn"
description: "Learn how browsers leak your real IP with a VPN via WebRTC, DNS, and dual-stack routing."
updated: "2026-07-20T00:42:22.507Z"
---

# How Browsers Leak Your Real IP Even With a VPN

A deep dive into the browser features that ignore your VPN tunnel and what to disable.

A deep dive into the browser features that ignore your VPN tunnel and what to disable. The false sense of security Seeing a VPN IP on a simple “what is my IP” page is not enough. Parallel channels (WebRTC, IPv6, DoH) can still disclose your real address or ISP resolvers. Parallel channels explained Browsers open multiple network stacks. The VPN may own default IPv4 routes while STUN uses another path. DoH may talk to Cloudflare/Google directly. Extensions may open their own sockets. Detection matrix Test IP, DNS, WebRTC, and IPv6 separately. Any single fail is a leak. Automate a short checklist after OS or browser updates. Operational tips Prefer full tunnel, avoid split apps for banking/mail, restart browser after VPN connect, and disable unused experimental network features. Next steps Read our guides on DNS leaks and WebRTC leaks . Protect yourself with AstraGuard VPN AstraGuard VPN helps keep DNS inside the tunnel with strong encryption, kill switch options, and simple setup on desktop and mobile. Create an account , pick a plan on packages , then verify on privacy tools .

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