private RecordSet createCnameRecord(string fqdn, Output<string> cdnEndpointUrl, string resourceGroup)
    {
        var domainParts = fqdn.Split('.');
        var hostpart = domainParts.FirstOrDefault();
        var domainPart = string.Join(".", domainParts.Skip(1));

        Console.WriteLine("HostPart: {0}", hostpart);
        Console.WriteLine("DomainPart: {0}", domainPart);
        
        return new RecordSet(hostpart, new RecordSetArgs
        {
            CnameRecord = new CnameRecordArgs
            {
                Cname = hostpart,
            },
            RecordType = "CNAME",
            RelativeRecordSetName = domainPart,
            ResourceGroupName = resourceGroup,
            Ttl = 3600,
        });
    }