Use DescribePrefixLists with a CLI

The following code examples show how to use DescribePrefixLists.

Action examples are code excerpts from larger programs and must be run in context. You can see this action in context in the following code example:

• Create a VPC with private subnets and NAT gateways

CLI

AWS CLI

To describe prefix lists

This example lists all available prefix lists for the region.

Command:

aws ec2 describe-prefix-lists

Output:

{
  "PrefixLists": [
    {
      "PrefixListName": "com.amazonaws.us-east-1.s3",
      "Cidrs": [
        "54.231.0.0/17"
      ],
      "PrefixListId": "pl-63a5400a"
    }
  ]
}

• For API details, see DescribePrefixLists in AWS CLI Command Reference.

PowerShell

Tools for PowerShell V4

Example 1: This example fetches the available AWS services in a prefix list format for the region

Get-EC2PrefixList

Output:

Cidrs                                          PrefixListId PrefixListName
-----                                          ------------ --------------
{52.94.5.0/24, 52.119.240.0/21, 52.94.24.0/23} pl-6fa54006  com.amazonaws.eu-west-1.dynamodb
{52.218.0.0/17, 54.231.128.0/19}               pl-6da54004  com.amazonaws.eu-west-1.s3

• For API details, see DescribePrefixLists in AWS Tools for PowerShell Cmdlet Reference (V4).

Tools for PowerShell V5

Example 1: This example fetches the available AWS services in a prefix list format for the region

Get-EC2PrefixList

Output:

Cidrs                                          PrefixListId PrefixListName
-----                                          ------------ --------------
{52.94.5.0/24, 52.119.240.0/21, 52.94.24.0/23} pl-6fa54006  com.amazonaws.eu-west-1.dynamodb
{52.218.0.0/17, 54.231.128.0/19}               pl-6da54004  com.amazonaws.eu-west-1.s3

• For API details, see DescribePrefixLists in AWS Tools for PowerShell Cmdlet Reference (V5).