VPC stands for Virtual Private Cloud is an isolated network on AWS Cloud that helps organizations build their own architectures / workloads to ensure security and improve resource control on AWS Cloud. This article reviews some of the major limitations when creating VPCs and VPC-related resources.
- VPC per Region: 5
- Internet Gateway (IGW) per VPC: 5
- Virtual Gateway (VGW) per Account per Region: 5
- Customer Gateway (CGW) per Account per Region: 50
- IPSec Connection per VGW: 10
- EIP per Region: 5
- NAT Gateway per Available Zone: 5
- NACL per VPC: 200
- Route Tables per VPC: 200
- Security Group per Region: 2,500
- Security Group per Network Interface: 5
- Active Peering Connections per VPC: 50
- Outstanding VPC peering connection request: 25
- VPC Peering Connection request time out: 125 hours (1 week)
- Gateway VPC Endpoint per Region: 20 (Max: 255)
- Interface & Gateway Load Balancer Endpoint per VPC: 50
See more detail: https://docs.aws.amazon.com/vpc/latest/userguide/amazon-vpc-limits.html