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Networking Fundamentals · Foundational

A Record

A DNS record that maps a host name to an IPv4 address.

Definition

A records are the most common DNS record. Multiple A records for one name can provide simple round-robin load distribution.

Example

www.example.com. 300 IN A 93.184.215.14

Exam tip

A = IPv4; AAAA = IPv6.

Related terms