---
id: "alternative-root"
kind: "glossary-term"
title: "替代根"
language: "zh-Hans"
category: "替代命名系统"
updated: "2026-10-10T12:00:00Z"
canonical: "https://tldlog.com/zh/cihui/tidai-gen/"
translations:
  en: "https://tldlog.com/glossary/alternative-root/"
  es: "https://tldlog.com/es/glosario/raiz-alternativa/"
  de: "https://tldlog.com/de/glossar/alternative-root/"
  fr: "https://tldlog.com/fr/glossaire/racine-alternative/"
  it: "https://tldlog.com/it/glossario/radice-alternativa/"
  pt-BR: "https://tldlog.com/pt/glossario/raiz-alternativa/"
  ru: "https://tldlog.com/ru/glossariy/alternativnyy-koren/"
---

# 替代根

在通过IANA管理的根区之外运行的DNS根，通常列有额外的顶级域。替代根中的名称，只对其软件或解析器已设置为使用该根的用户有效。它们不属于全球DNS。

## 相关术语

- [根区](https://tldlog.com/zh/cihui/genqu/)
- [区块链域名](https://tldlog.com/zh/cihui/qukuailian-yuming/)
- [名称冲突](https://tldlog.com/zh/cihui/mingcheng-chongtu/)