---
id: "dname"
kind: "glossary-term"
title: "DNAME"
language: "zh-Hans"
category: "DNS与技术基础"
updated: "2026-10-10T12:00:00Z"
canonical: "https://tldlog.com/zh/cihui/dname/"
translations:
  en: "https://tldlog.com/glossary/dname/"
  es: "https://tldlog.com/es/glosario/dname/"
  de: "https://tldlog.com/de/glossar/dname/"
  fr: "https://tldlog.com/fr/glossaire/dname/"
  it: "https://tldlog.com/it/glossario/dname/"
  pt-BR: "https://tldlog.com/pt/glossario/dname/"
  ru: "https://tldlog.com/ru/glossariy/dname/"
---

# DNAME

Delegation Name

一种DNS记录，将域名树中某一节点以下的所有名称重定向到另一个域名下的对应位置。CNAME记录只覆盖一个名称，而DNAME覆盖整个分支。例如，它可用于让一个区镜像另一个区。

## 相关术语

- [CNAME记录](https://tldlog.com/zh/cihui/cname-jilu/)
- [DNS记录](https://tldlog.com/zh/cihui/dns-jilu/)
- [子域名](https://tldlog.com/zh/cihui/ziyuming/)
- [IDN变体](https://tldlog.com/zh/cihui/idn-bianti/)