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Server Load Balancer:DescribeRegions

Last Updated:Mar 04, 2026

Queries available regions.

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RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request parameters

Parameter

Type

Required

Description

Example

AcceptLanguage

string

No

The supported language. Valid values:

  • zh-CN: Chinese

  • en-US: English

  • ja: Japanese

zh-CN

RegionId

string

No

The ID of the region.

cn-hangzhou

Response elements

Element

Type

Description

Example

object

RequestId

string

The ID of the request.

1651FBB6-4FBF-49FF-A9F5-DF5D696C7EC6

Regions

object

Region

array<object>

The list of regions.

object

RegionEndpoint

string

The endpoint of the region.

slb.aliyuncs.com

LocalName

string

The name of the region.

China (Beijing)

RegionId

string

The ID of the region.

cn-beijing

Examples

Success response

JSON format

{
  "RequestId": "1651FBB6-4FBF-49FF-A9F5-DF5D696C7EC6",
  "Regions": {
    "Region": [
      {
        "RegionEndpoint": "slb.aliyuncs.com",
        "LocalName": "China (Beijing)",
        "RegionId": "cn-beijing"
      }
    ]
  }
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter InvalidParameter
400 LocationServiceTimeout Location service connection timeout. Please try again later.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.