Menu
Amazon Elastic Compute Cloud
API Reference (API Version 2016-11-15)

DescribeRegions

Describes one or more regions that are currently available to you.

For a list of the regions supported by Amazon EC2, see Regions and Endpoints.

Request Parameters

The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see Common Query Parameters.

DryRun

Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is DryRunOperation. Otherwise, it is UnauthorizedOperation.

Type: Boolean

Required: No

Filter.N

One or more filters.

  • endpoint - The endpoint of the region (for example, ec2.us-east-1.amazonaws.com).

  • region-name - The name of the region (for example, us-east-1).

Type: Array of Filter objects

Required: No

RegionName.N

The names of one or more regions.

Type: Array of strings

Required: No

Response Elements

The following elements are returned by the service.

regionInfo

Information about one or more regions.

Type: Array of Region objects

requestId

The ID of the request.

Type: String

Errors

For information about the errors that are common to all actions, see Common Client Errors.

Examples

Example 1

This example displays information about all regions.

Sample Request

https://ec2.amazonaws.com/?Action=DescribeRegions &AUTHPARAMS

Example 2

This example displays information about the specified regions only.

Sample Request

https://ec2.amazonaws.com/?Action=DescribeRegions &RegionName.1=us-east-1 &RegionName.2=eu-west-1 &AUTHPARAMS

Sample Response

<DescribeRegionsResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/"> <requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId> <regionInfo> <item> <regionName>us-east-1</regionName> <regionEndpoint>ec2.us-east-1.amazonaws.com</regionEndpoint> </item> <item> <regionName>eu-west-1</regionName> <regionEndpoint>ec2.eu-west-1.amazonaws.com</regionEndpoint> </item> </regionInfo> </DescribeRegionsResponse>

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: