Quick summary
- Term
- Domain
- Plain-English definition
- A domain is a registered internet name that can be used for websites, email, applications, and other services.
- Technical definition
- A domain is a registered internet name that can be used for websites, email, applications, and other services.
- Commonly confused with
- Related domain, DNS, registrar, API, or agent-infrastructure terms.
Definition
A domain is a registered internet name that can be used for websites, email, applications, and other services.
Why it matters
Domains are the foundation for online identity and service routing.