Domain Name Glossary (A–Z Guide)

Clear, plain-English definitions of domain industry terms. Learn what they mean, why they matter, and explore related categories on WebStarter.

Aged Domain

A domain that has been registered for years, often carrying backlinks, trust, and SEO history.

Why it matters: Can speed up search rankings and authority.

Brandable

An invented or creative name designed to be memorable and flexible for branding.

Why it matters: Easy recall and adaptability make brandables valuable for startups.

Domain Authority (DA)

A third-party SEO score (Moz) estimating a domain’s ranking potential based on links.

Why it matters: High-DA domains may offer stronger SEO foundations.

DNS (Domain Name System)

The “address book” that routes your domain to the correct website and email servers.

Why it matters: Without proper DNS setup, your domain won’t connect to your site.

Exact-Match Domain (EMD)

A domain that exactly matches a target keyword (e.g., BuyKratomOnline.com).

Why it matters: Improves click-through rates and search relevance.

Escrow

A secure payment service that holds funds until the domain is transferred successfully.

Why it matters: Protects both buyer and seller during transactions.

Domain Push

Moving a domain to another account at the same registrar without a transfer process.

Why it matters: Faster, easier, and free compared to transfers.

Registrar

A company accredited to sell and manage domain names (e.g., GoDaddy, Namecheap).

Why it matters: You’ll need registrar access to manage your domain.

SEO Domain

A keyword-rich domain chosen to improve search engine optimization potential.

Why it matters: Can increase discoverability and rankings.

WHOIS

A public record that shows domain ownership, registration, and expiration details.

Why it matters: Useful for verifying ownership or contacting domain holders.