GetHostedZoneId

using Pulumi;
using Aws = Pulumi.Aws;

class MyStack : Stack
{
    public MyStack()
    {
        var main = Output.Create(Aws.Elb.GetHostedZoneId.InvokeAsync());
        var www = new Aws.Route53.Record("www", new Aws.Route53.RecordArgs
        {
            Aliases = 
            {
                new Aws.Route53.Inputs.RecordAliasArgs
                {
                    EvaluateTargetHealth = true,
                    Name = aws_elb.Main.Dns_name,
                    ZoneId = main.Apply(main => main.Id),
                },
            },
            Name = "example.com",
            Type = "A",
            ZoneId = aws_route53_zone.Primary.Zone_id,
        });
    }

}

package main

import (
    "github.com/pulumi/pulumi-aws/sdk/v2/go/aws/elb"
    "github.com/pulumi/pulumi-aws/sdk/v2/go/aws/route53"
    "github.com/pulumi/pulumi/sdk/v2/go/pulumi"
)

func main() {
    pulumi.Run(func(ctx *pulumi.Context) error {
        main, err := elb.GetHostedZoneId(ctx, nil, nil)
        if err != nil {
            return err
        }
        _, err = route53.NewRecord(ctx, "www", &route53.RecordArgs{
            Aliases: route53.RecordAliasArray{
                &route53.RecordAliasArgs{
                    EvaluateTargetHealth: pulumi.Bool(true),
                    Name:                 pulumi.String(aws_elb.Main.Dns_name),
                    ZoneId:               pulumi.String(main.Id),
                },
            },
            Name:   pulumi.String("example.com"),
            Type:   pulumi.String("A"),
            ZoneId: pulumi.String(aws_route53_zone.Primary.Zone_id),
        })
        if err != nil {
            return err
        }
        return nil
    })
}

import pulumi
import pulumi_aws as aws

main = aws.elb.get_hosted_zone_id()
www = aws.route53.Record("www",
    aliases=[{
        "evaluateTargetHealth": True,
        "name": aws_elb["main"]["dns_name"],
        "zone_id": main.id,
    }],
    name="example.com",
    type="A",
    zone_id=aws_route53_zone["primary"]["zone_id"])

import * as pulumi from "@pulumi/pulumi";
import * as aws from "@pulumi/aws";

const main = pulumi.output(aws.elb.getHostedZoneId({ async: true }));
const www = new aws.route53.Record("www", {
    aliases: [{
        evaluateTargetHealth: true,
        name: aws_elb_main.dnsName,
        zoneId: main.id,
    }],
    name: "example.com",
    type: "A",
    zoneId: aws_route53_zone_primary.zoneId,
});