VPN Leak Test (WebRTC Test)

What is a WebRTC Leak? WebRTC (Web Real-Time Communication) can reveal your real IP address even when using a VPN or proxy. This test checks if your browser is leaking your actual IP address.

Running leak test...

Your Public IP

Detecting...

WebRTC Local IP

Detecting...

How to Prevent WebRTC Leaks:
  • Use a browser extension that disables WebRTC (e.g., WebRTC Leak Prevent)
  • Configure your browser settings to disable WebRTC
  • Use a VPN that properly handles WebRTC leaks
  • Test your setup regularly to ensure no leaks

Complete Guide to VPN Leak Testing and WebRTC Leak Detection

What is a VPN Leak Test?

A VPN leak test is a security check that verifies whether your VPN (Virtual Private Network) is properly protecting your privacy by detecting if your real IP address is being exposed. Even when connected to a VPN, various browser features and network configurations can leak your actual IP address, compromising your privacy and anonymity.

Understanding WebRTC Leaks

WebRTC (Web Real-Time Communication) is a browser technology that enables real-time communication features like video calls and file sharing. However, WebRTC can reveal your real IP address even when using a VPN because it:

  • Uses STUN servers to discover network addresses
  • Can bypass VPN protection in some configurations
  • Reveals local IP addresses that can be used to identify you
  • May expose your public IP address through ICE candidates

Why Test for VPN Leaks?

Testing for VPN leaks is crucial for several reasons:

  • Privacy Protection: Ensure your real IP address isn't exposed
  • Security: Verify your VPN is working correctly
  • Anonymity: Maintain true anonymity online
  • Geographic Privacy: Prevent location tracking
  • ISP Privacy: Keep your internet activity hidden from your ISP

How to Prevent WebRTC Leaks

To prevent WebRTC leaks and protect your privacy:

  • Browser Extensions: Install WebRTC leak prevention extensions
  • Browser Settings: Disable WebRTC in browser preferences
  • VPN Configuration: Use VPNs with built-in WebRTC leak protection
  • Browser Choice: Use browsers that disable WebRTC by default
  • Regular Testing: Periodically test your setup for leaks

Types of VPN Leaks

There are several types of leaks that can compromise VPN privacy:

  • WebRTC Leaks: Browser reveals IP through WebRTC
  • DNS Leaks: DNS queries bypass VPN
  • IP Leaks: Real IP address exposed
  • IPv6 Leaks: IPv6 traffic not routed through VPN
  • Kill Switch Failures: VPN disconnects without blocking traffic

VPN Leak Test Results

When you run a VPN leak test, you'll see:

  • Public IP: The IP address websites see (should be your VPN IP)
  • Local IPs: Your device's local network IPs (may be exposed via WebRTC)
  • Leak Status: Whether any leaks were detected

If leaks are detected, your real IP address may be visible to websites, compromising your privacy.

Frequently Asked Questions

A VPN leak test checks whether your VPN is properly protecting your privacy by detecting if your real IP address is being exposed through various methods, particularly WebRTC leaks. It verifies that your VPN connection is secure and not revealing your actual location or IP address to websites.

A WebRTC leak occurs when your browser's WebRTC (Web Real-Time Communication) feature reveals your real IP address even when using a VPN. WebRTC can bypass VPN protection and expose your local IP address and sometimes your public IP address to websites, compromising your privacy.

You can test for VPN leaks using our free VPN leak test tool. The tool automatically checks for WebRTC leaks by detecting your public IP address and any local IP addresses that might be exposed through WebRTC. Simply visit the tool and it will run the test automatically.

To prevent WebRTC leaks, you can use browser extensions that disable WebRTC, configure your browser settings to disable WebRTC, use a VPN that properly handles WebRTC leaks, or use browsers that have WebRTC disabled by default. Regularly testing your setup helps ensure your privacy is protected.

VPN leak testing is important because it verifies that your VPN is actually protecting your privacy. If your real IP address is leaked, websites can identify your location, your ISP can see your activity, and your privacy is compromised. Regular leak testing ensures your VPN connection is secure.

If your VPN is leaking, you should disable WebRTC in your browser, use a browser extension to block WebRTC leaks, switch to a VPN provider that properly handles leaks, or use a different browser. It's also important to ensure your VPN kill switch is enabled to prevent leaks if the VPN connection drops.