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

# Public Suffix List

列出可在其下注册名称的域名后缀的列表，例如.com和co.uk。它由Mozilla旗下的志愿者维护，接受注册管理机构的提交，但并不完整。其私有部分还列出了供用户创建子域名的服务域名。浏览器和其他软件用它来判断一个持有人的域名在哪里结束、另一个持有人的域名从哪里开始。

## 相关术语

- [TLD](https://tldlog.com/zh/cihui/tld/)
- [二级域](https://tldlog.com/zh/cihui/erjiyu/)
- [子域名](https://tldlog.com/zh/cihui/ziyuming/)
- [ccTLD](https://tldlog.com/zh/cihui/cctld/)
- [DMARC](https://tldlog.com/zh/cihui/dmarc/)