DNS over TLS (opens in new tab)

There are famously 3 stages of debugging networking issues. It can’t be DNS Surely it is not DNS? It was DNS DNS is not something we think of when browsing internet. It usually works fine, and is quite transparent. When connection is slow, it’s easier to blame on wifi / mobile signal, bandwidth issues, or server availability. DNS usually “just works”. It is however a crucial part of online networking.