With the exception of S3, the services you listed require an IGW or a NAT gateway (with RDS it depends if you are talking about the control plane, or the databa

With the exception of S3, the services you listed require an IGW or a NAT gateway (with RDS it depends if you are talking about the control plane, or the database itself). The list of AWS services that work with PrivateLink is here [1] and we are working on adding more. [1] https://aws.amazon.com/blogs/aws/new-aws-privatelink-endpoints-kinesis-ec2-systems-manager-and-elb-apis-in-your-vpc https://aws.amazon.com/blogs/aws/new-aws-privatelink-endpoin...