Introduction to DNS
Root name server - Wikipedia
DNS / nslookup - How to find the root servers ? - Fir3net
What are root name servers? | Netnod
Why Hackers Can't take down DNS root servers ?
Difference Between Recursive DNS & Authoritative DNS - Cisco Umbrella
What is DNS, How it Works + Vulnerabilities
An introduction to the Domain Name System
Networklearner: DNS root server list - A-M
Root name server - Wikipedia
How to Configure Recursive DNS Lookup on NetScaler
Reviewing DNS Concepts | Microsoft Docs
DNS root server | Cloudflare
DNS: Root name servers
Tech Blog: Domain Naming System (DNS)
What is a DNS root server? List of Root Servers - Why are there only 13?
Communication Networks/DNS - Wikibooks, open books for an open world
Understanding DNS Forwarders and Root Hints in Windows DNS Server
The TCP/IP Guide - DNS Root Name Servers
What are the root DNS servers, and where are they located? - Quora
Updating Microsoft Root Hints - InterWorks
