---
id: "domains-under-management"
kind: "glossary-term"
title: "DUM"
language: "en"
category: "Pricing and business"
updated: "2026-10-04T14:01:23Z"
canonical: "https://tldlog.com/glossary/domains-under-management/"
translations:
  es: "https://tldlog.com/es/glosario/dum/"
  de: "https://tldlog.com/de/glossar/dum/"
  fr: "https://tldlog.com/fr/glossaire/dum/"
  it: "https://tldlog.com/it/glossario/dum/"
  pt-BR: "https://tldlog.com/pt/glossario/dum/"
  ru: "https://tldlog.com/ru/glossariy/dum/"
  zh-Hans: "https://tldlog.com/zh/cihui/dum/"
---

# DUM

Domains Under Management

The number of domain names that a registry, registrar or reseller has under its care at a given date. It is the standard measure of size in the industry. Counts differ by method, for example whether names on hold or in a redemption period are included.

## related terms

- [net adds](https://tldlog.com/glossary/net-adds/)
- [renewal rate](https://tldlog.com/glossary/renewal-rate/)
- [zone file count](https://tldlog.com/glossary/zone-file-count/)
- [DNIB](https://tldlog.com/glossary/dnib/)
- [monthly registry reports](https://tldlog.com/glossary/monthly-registry-reports/)