During a recent security assessment, you discover the organization has one Domain Name Server (DNS) in a Demilitarized Zone (DMZ) and a second DNS server on the internal network. What is this type of

The correct answer is A. Split DNS. In a split DNS infrastructure, you create two zones for the same domain, one to be used by the internal network, the other used by the external network. Split DNS directs internal hosts to an internal domain name server for name resolution and external hosts are directed to an ex

Footprinting and Reconnaissance

Question

During a recent security assessment, you discover the organization has one Domain Name Server (DNS) in a Demilitarized Zone (DMZ) and a second DNS server on the internal network. What is this type of DNS configuration commonly called?

Options

ASplit DNS
BDNSSEC
CDynDNS
DDNS Scheme

How the community answered

(36 responses)

A
92% (33)
C
3% (1)
D
6% (2)

Explanation

In a split DNS infrastructure, you create two zones for the same domain, one to be used by the internal network, the other used by the external network. Split DNS directs internal hosts to an internal domain name server for name resolution and external hosts are directed to an external domain name server for name resolution.

Topics

#Split DNS#DNS architecture#DMZ#internal DNS

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