Creating, modifying, and deleting DNS records

DNS is all about records. It maintains a record name to respective data-type mapping. Following are the frequently used resource record types in DNS:

Record Type

Record Name

Description

A

Address record

Used for mapping a name to IPv4 address.

CNAME

Alias record

Used for mapping an alias to hostname.

NS

Name Server record

Gives details about name servers for a given domain.

PTR

Pointer (or Reverse) record

Maps IP address to a hostname.

SOA

State Of Authority

This contains administrative information about a domain hosted by the zone. Details like who owns it, email ID, refresh interval, retry interval, etc. related to the zone.

MX

Mail Exchange record

This gives the list ...

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