Three additions to the guides section, built around the questions people ask after running a leak test.

How the DNS Leak Test Works explains what the test measures, why it shows upstream servers rather than our name, and how to read the result.

You Found a DNS Leak: How to Fix It walks through the common causes, from a misconfigured device to software that ignores your system resolver, and how to close each one.

Does Your VPN Leak DNS? covers why a VPN can still send lookups outside the tunnel, and how to confirm your DNS is going where you expect.