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

# CAA record

Certification Authority Authorization

A DNS record in which a domain owner names the certificate authorities that are allowed to issue TLS certificates for the domain. Certificate authorities must check it before issuing. It lowers the risk that someone obtains a certificate for a domain they do not control.

## related terms

- [DNS record](https://tldlog.com/glossary/dns-record/)
- [DANE](https://tldlog.com/glossary/dane/)
- [TXT record](https://tldlog.com/glossary/txt-record/)
- [DNSSEC](https://tldlog.com/glossary/dnssec/)
- [TLS](https://tldlog.com/glossary/tls/)