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4.1. Common Record Types‌


This section covers some of the most common DNS record types.

A record: This record maps an IP Address to a hostname.

www IN A 192.168.1.12

CNAME record: Used to create an alias to an existing A record. You cannot create a CNAME record pointing to another CNAME record.


web IN CNAME www

MX record: Used to define where email should be sent to. Must point to an A record, not a CNAME.


IN

MX 1

mail.example.com.

mail

IN

A

192.168.1.13

NS record: Used to define which servers serve copies of a zone. It must point to an A record, not a CNAME. This is where Primary and Secondary servers are defined.



IN

NS

ns.example.com.

IN

NS

ns2.example.com.

ns

IN

A

192.168.1.10

ns2

IN

A

192.168.1.11


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