AWS – Amazon EKS now supports DNS resolution of the cluster private endpoint in AWS GovCloud (US) regions
You can now resolve the private Kubernetes API server endpoint of your Amazon Elastic Kubernetes Service (EKS) cluster in AWS GovCloud (US) regions. This allows you to easily connect to an EKS cluster that is only accessible within a VPC, including when using AWS services such as AWS Direct Connect and VPC peering.
Read More for the details.