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ANS-C01 · Question #171

A company uses Amazon Route 53 to register a public domain, example.com, in an AWS account. A central services group manages the account. The company wants to create a subdomain, test.example.com…

The correct answer is A. Add records for the hosts of the new subdomain to the new Route 53 hosted zone. B. Update the DNS service for the parent domain by adding name server (NS) records for the. https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/CreatingNewSubdomain.html

Submitted by yaw92· Mar 6, 2026

Question

A company uses Amazon Route 53 to register a public domain, example.com, in an AWS account. A central services group manages the account. The company wants to create a subdomain, test.example.com, in another AWS account to offer name services for Amazon EC2 instances that are hosted in the account. The company does not want to migrate the parent domain to the subdomain account. A network engineer creates a new Route 53 hosted zone for the subdomain in the second account. Which combination of steps must the network engineer take to complete the task? (Choose two.)

Options

  • AAdd records for the hosts of the new subdomain to the new Route 53 hosted zone.
  • BUpdate the DNS service for the parent domain by adding name server (NS) records for the
  • CUpdate the DNS service for the subdomain by adding name server (NS) records for the parent
  • DCreate an alias record from the parent domain that points to the hosted zone for the subdomain in
  • EAdd a start of authority (SOA) record in the parent domain for the subdomain.

How the community answered

(38 responses)
  • A
    68% (26)
  • C
    3% (1)
  • D
    11% (4)
  • E
    18% (7)

Explanation

https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/CreatingNewSubdomain.html

Topics

#Route 53 delegation#Subdomain configuration#NS record configuration#Cross-account DNS

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