The TCP/IP Guide - DNS Structural Elements and Terminology: Domains, Subdomains, and Nodes; Roots, Leaves and Branches; Parents, Children and Siblings
What is a top-level domain in the domain name system (DNS)? - Quora
DNS Deep Dive. Learn advanced knowledge of DNS | by Tony Li Xu | Geek Culture | Feb, 2022 | Medium
The TCP/IP Guide - DNS Organizational (Generic) Top Level Domains and Authorities
Top-level domain nameservers | Managing Mission - Critical Domains and DNS
DNS - Domain Name System · Pentesting Handbook
What is DNS and DNS hierarchy? - Web Developer Tutorials
What is DNS (Domain Name System)?
Fully qualified domain name - Wikipedia
OpenBSD as a domain name server - The Domain Name System
Novell Documentation: DNS/DHCP - DNS Hierarchy
DNS Hierarchy and the Internet (System Administration Guide: Naming and Directory Services (DNS, NIS, and LDAP))
TLDs -- Putting the '.fun' in the top of the DNS
Hosts and IP addresses
What is a top-level domain in the domain name system (DNS)? - Quora
Naming scheme
Chapter 4. introduction to DNS
What are root name servers? | Netnod
Why are top level domains important? Where is it used commonly? - Quora
Introduction to DNS
A Complete Guide to Generic Top-Level Domain
second level domain (SLD) :: ITWissen.info
Levels of a Domain Name in the DNS Index (What is a DNS?)
Domain Name System (DNS) - DENIC eG
