Question

DNS: hierarchy (3 levels)

Accepted Answer

Root server
Manage top-level domains
Example: edu

Top-Level Domain Server (TLD)
Managing the individual domains "one ending"
Ex: poly.edu

Authoritative server
Manage the hosts of a domain (an organization).
Stand at the organization itself or at a provider.
For example: cis.poly.edu

Front	DNS: hierarchy (3 levels)
Back	Root server Manage top-level domains Example: edu Top-Level Domain Server (TLD) Managing the individual domains "one ending" Ex: poly.edu Authoritative server Manage the hosts of a domain (an organization). Stand at the organization itself or at a provider. For example: cis.poly.edu

Server Manage Top Level Domains Dns Hierarchy Levels Root