Interview Questions and Answers | Type of DNS Record & Use Cases

In this video, we are going to discuss different types of DNS records and their use cases.

Type of DNS Record & Use Cases
A= domain name to IPv4 address = ( —
AAAA= domain name to IPv6 address ( –2001:defa:0001)
CNAME= Points domain to Another Domain
NS= Name Server
SOA= Start of Authority
MX= Specifies Mail Servers
TXT= Used to Specify Email Senders and Application Specific Values
PTR= Points IP to Domain Name
SRV= Application Specific Values that identify Servers
SPF= Sender Policy Framework
NAPRT= Name Authority Pointer
CAA= Restricts CAs that can generate SSL/TLS Certificates for domain

source by Server Gyan

linux dns server


I am an avid Linux lover and open source enthusiast. I use Ubuntu and believe in sharing knowledge. Apart from Linux, I love classic detective mysteries.

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