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SOA-C02 · Question #426

A SysOps administrator needs to configure the Amazon Route 53 hosted zone for example.com actions should the SysOps administrator take to meet these requirements? (Choose two.)

The correct answer is C. Configure an alias record for example.com to point to the CNAME of the ALB. To route traffic from both the apex domain and the www subdomain to an ALB, you must use alias records rather than standard A or CNAME records because the ALB does not have fixed IP addresses and because the zone apex cannot have a CNAME record. Creating an alias record for…

Submitted by anjalisingh· Mar 30, 2026Networking and Content Delivery

Question

A SysOps administrator needs to configure the Amazon Route 53 hosted zone for example.com actions should the SysOps administrator take to meet these requirements? (Choose two.)

Options

  • AConfigure an A record for example.com to point to the IP address of the ALB.
  • CConfigure an alias record for example.com to point to the CNAME of the ALB.
  • EConfigure a CNAME record for example.com to point to the CNAME of the ALB.

How the community answered

(45 responses)
  • A
    16% (7)
  • C
    78% (35)
  • E
    7% (3)

Explanation

To route traffic from both the apex domain and the www subdomain to an ALB, you must use alias records rather than standard A or CNAME records because the ALB does not have fixed IP addresses and because the zone apex cannot have a CNAME record. Creating an alias record for example.com that points to the ALB's DNS name meets this requirement. already routes traffic to the ALB) is a valid approach that avoids the need to duplicate the ALB configuration in the hosted zone.

Topics

#Route 53#alias record#ALB DNS#apex domain

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