So seems EKS needs dns hostnames:
@kevin can you please enable this on our VPC pls?
https://console.aws.amazon.com/vpc/home?®ion=us-east-1#EditDnsHostnames:VpcId=vpc-0896aedab4753e76f
Done.
Metadata Update from @kevin: - Issue close_status updated to: Fixed - Issue status updated to: Closed (was: Open)