Work with AWS-managed prefix lists - Amazon Virtual Private Cloud

Work with AWS-managed prefix lists

AWS-managed prefix lists are sets of IP address ranges for AWS services.

Use an AWS-managed prefix list

AWS-managed prefix lists are created and maintained by AWS and can be used by anyone with an AWS account. You cannot create, modify, share, or delete an AWS-managed prefix list.

As with customer-managed prefix lists, you can use AWS-managed prefix lists with AWS resources such as security groups and route tables. For more information, see Reference prefix lists in your AWS resources.

AWS-managed prefix list weight

The weight of an AWS-managed prefix list refers to the number of entries that it takes up in a resource.

For example, the weight of a Amazon CloudFront managed prefix list is 55. Here's how the this affects your Amazon VPC quotas:

Available AWS-managed prefix lists

The following services provide AWS-managed prefix lists.

AWS service Prefix list name Weight
Amazon CloudFront com.amazonaws.global.cloudfront.origin-facing 55
Amazon DynamoDB com.amazonaws.region.dynamodb 1
Amazon S3 com.amazonaws.region.s3 1
Amazon VPC Lattice com.amazonaws.region.vpc-lattice 10
AWS Ground Station com.amazonaws.global.groundstation 5

To view the AWS-managed prefix lists using the console

  1. Open the Amazon VPC console at https://console.aws.amazon.com/vpc/.

  2. In the navigation pane, choose Managed Prefix Lists.

  3. In the search field, add the Owner ID: AWS filter.

To view the AWS-managed prefix lists using the AWS CLI

Use the describe-managed-prefix-lists command as follows.

aws ec2 describe-managed-prefix-lists --filters Name=owner-id,Values=AWS