What Is a DNS Leak — And How to Stop One
A DNS leak can expose your browsing even when your VPN is on. Learn how DNS leaks happen, how to detect them, and how to fix them for real.
2026-01-15
Reference guides for each tool and key leak topics.
Open a guide to understand what the test does and how to fix issues.
A DNS leak can expose your browsing even when your VPN is on. Learn how DNS leaks happen, how to detect them, and how to fix them for real.
Learn what a public IP address is, how it works, and why it matters for privacy and security.
Discover how WebRTC leaks expose your real IP even when a VPN is active—and the exact steps to detect and fix it.