AliasTarget is a property of the AWS::Route53::RecordSet resource.
For more information about alias resource record sets, see Creating Alias Resource Record Sets in the Amazon Route 53 Developer Guide.
The DNS name of the load balancer, the domain name of the CloudFront distribution, or the website endpoint of the Amazon S3 bucket that is the target of the alias.
Whether Amazon Route 53 checks the health of the resource record sets in the alias target when responding to DNS queries. For more information about using this property, see EvaluateTargetHealth in the Amazon Route 53 API Reference.
The hosted zone ID. For load balancers, use the canonical hosted zone ID of the
load balancer. For Amazon S3, use the hosted zone ID for your bucket's website
endpoint. For CloudFront, use
Z2FDTNDATAQYW2. For examples, see Example: Creating Alias Resource
Record Sets in the Amazon Route 53 API Reference.