---
id: "dot"
kind: "glossary-term"
title: "DoT"
language: "en"
category: "DNS and technical foundations"
updated: "2026-10-04T14:01:23Z"
canonical: "https://tldlog.com/glossary/dot/"
translations:
  es: "https://tldlog.com/es/glosario/dot/"
  de: "https://tldlog.com/de/glossar/dot/"
  fr: "https://tldlog.com/fr/glossaire/dot/"
  it: "https://tldlog.com/it/glossario/dot/"
  pt-BR: "https://tldlog.com/pt/glossario/dot/"
  ru: "https://tldlog.com/ru/glossariy/dot/"
  zh-Hans: "https://tldlog.com/zh/cihui/dot/"
---

# DoT

DNS over TLS

A way to send DNS questions through a connection encrypted with TLS, on its own dedicated port. It stops others on the network from reading or changing the lookups. Unlike DoH, the traffic is easy to tell apart from web browsing, so networks can manage or block it.

## related terms

- [DoH](https://tldlog.com/glossary/doh/)
- [DoQ](https://tldlog.com/glossary/doq/)
- [resolver](https://tldlog.com/glossary/resolver/)
- [public DNS resolver](https://tldlog.com/glossary/public-dns-resolver/)
- [stub resolver](https://tldlog.com/glossary/stub-resolver/)