Nexonoma Explain · Visual system model

Domain Name System Lookup (DNS Lookup)

A DNS lookup translates a name through resolvers, hierarchical name servers, and cache rules into a usable IP address.

Learning goalHow does a domain name become a reachable IP address?

6Scenes

4Graph nodes

6Minutes

4Audiences

Key idea to retain · 01

The client delegates the search; it does not traverse the hierarchy itself.

After this step you understand

The resolver has one unambiguous question for a DNS resource record.

How the statement is produced

Current step · 01Step by step

The map shows only the building blocks in this step. The complete narrated system appears in the final picture.

Client request

Resolver and cache

DNS hierarchy

Answer and use

Request domain resolution

ParticipantPerspective explanation flow