---
id: "domain-upgrade"
kind: "glossary-term"
title: "域名升级"
language: "zh-Hans"
category: "二级市场与投资"
updated: "2026-10-10T12:00:00Z"
canonical: "https://tldlog.com/zh/cihui/yuming-shengji/"
translations:
  en: "https://tldlog.com/glossary/domain-upgrade/"
  es: "https://tldlog.com/es/glosario/mejora-dominio/"
  de: "https://tldlog.com/de/glossar/domain-upgrade/"
  fr: "https://tldlog.com/fr/glossaire/upgrade-domaine/"
  it: "https://tldlog.com/it/glossario/upgrade-dominio/"
  pt-BR: "https://tldlog.com/pt/glossario/upgrade-dominio/"
  ru: "https://tldlog.com/ru/glossariy/apgreyd-domena/"
---

# 域名升级

企业将主域名更换为更短或更好的名称，最常见的是与其品牌完全一致的.com。新闻网站会报道域名升级，因为这能反映最终用户支付的价格以及企业信任哪些后缀。旧域名通常会重定向到新域名。

## 相关术语

- [最终用户](https://tldlog.com/zh/cihui/zuizhong-yonghu/)
- [EMD](https://tldlog.com/zh/cihui/emd/)
- [单词.com域名](https://tldlog.com/zh/cihui/danci-com-yuming/)
- [隐秘收购](https://tldlog.com/zh/cihui/yinmi-shougou/)
- [可比交易](https://tldlog.com/zh/cihui/kebi-jiaoyi/)