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In computing, a "domain" can refer to an internet address or a network group. An internet domain is a unique, human-readable name for a website or email address (e.g., google.com). A network domain is a centrally managed collection of network resources like computers and printers, controlled by a single entity and governed by shared security and access policies.

Internet domain

Definition: A unique, user-friendly name that identifies a website or email service on the internet, translating a complex IP address into an easy-to-remember address.

Example: In www.example.com, example is the second-level domain, and .com is the top-level domain (TLD). Key features:

Domains are organized hierarchically. Owners can create subdomains for specific services, like mail.google.com. They are used for branding, online presence, and identifying a specific resource on the internet.

Network domain

Definition: A logical structure within a network that groups users, computers, and devices under a single administrative control.

Example: A corporate network where all employee computers and printers are managed centrally.