# AWS VPC optimization | Cloud Efficiency Hub

Canonical: https://www.pointfive.co/efficiency-hub/cloud-services/aws-vpc

3 documented AWS VPC cost inefficiencies, each with how to detect it and how to fix it.

[Cloud Efficiency Hub](https://www.pointfive.co/efficiency-hub) 

3 documented AWS VPC cost inefficiencies, each with how to detect it and how to fix it.

## 3 inefficiencies

[All services](https://www.pointfive.co/efficiency-hub#browse-by-service)

- AWS VPC  CER-0118

### [Missing VPC Endpoints for High-Volume AWS Service Access](https://www.pointfive.co/efficiency-hub/inefficiencies/missing-vpc-endpoints-for-high-volume-aws-service-access)

When EC2 instances, Lambda functions, or containerized workloads in private subnets access AWS-managed services without VPC Endpoints, that traffic typically reaches the service's public endpoint through a NAT Gateway, and every GB incurs...

Networking

- AWS VPC  CER-0038

### [Inactive VPC Interface Endpoint](https://www.pointfive.co/efficiency-hub/inefficiencies/inactive-vpc-interface-endpoint)

VPC Interface Endpoints are commonly deployed to meet network security or compliance requirements by enabling private access to AWS services. However, these endpoints often remain provisioned even after the original use case is deprecated....

Networking

- AWS VPC  CER-0349

### [Unnecessary Public IPv4 Addresses on In-Use Resources](https://www.pointfive.co/efficiency-hub/inefficiencies/unnecessary-public-ipv4-addresses-on-in-use-resources)

Since February 1, 2024, AWS charges an hourly fee for every public IPv4 address, whether it is idle or attached to a running resource. Many resources still receive public addresses they never use: default subnets and subnets with...

Networking

## More AWS services

- [AWS EC2  23](https://www.pointfive.co/efficiency-hub/cloud-services/aws-ec2)

- [AWS RDS  19](https://www.pointfive.co/efficiency-hub/cloud-services/aws-rds)

- [AWS S3  15](https://www.pointfive.co/efficiency-hub/cloud-services/aws-s3)

- [AWS Lambda  12](https://www.pointfive.co/efficiency-hub/cloud-services/aws-lambda)

- [AWS EBS  10](https://www.pointfive.co/efficiency-hub/cloud-services/aws-ebs)

- [AWS CloudWatch  8](https://www.pointfive.co/efficiency-hub/cloud-services/aws-cloudwatch)

- [AWS EKS  8](https://www.pointfive.co/efficiency-hub/cloud-services/aws-eks)

- [AWS ElastiCache  8](https://www.pointfive.co/efficiency-hub/cloud-services/aws-elasticache)

- [AWS DynamoDB  7](https://www.pointfive.co/efficiency-hub/cloud-services/aws-dynamodb)

- [AWS Bedrock  6](https://www.pointfive.co/efficiency-hub/cloud-services/aws-bedrock)

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Source: the public page above. Product screenshots and illustrative interfaces are examples, not live customer data.