Queries the list of available regions.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes DescribeRegions

The operation that you want to perform. Set the value to DescribeRegions.

AcceptLanguage String No zh-CN

The language in which the returned results are displayed.

Default value: zh-CN. Valid values:

  • zh-CN: Chinese
  • en-US: English
  • ja: Japanese

Response parameters

Parameter Type Example Description
RequestId String 59F0F0A0-A637-4292-9B91-251EF5010913

The ID of the request.

Regions Array of Region

The list of regions.

LocalName String China (Hangzhou)

The name of the region.

RegionEndpoint String ros.aliyuncs.com

The endpoint of the region.

RegionId String cn-hangzhou

The ID of the region.

Examples

Sample requests

http(s)://[Endpoint]/?Action=DescribeRegions
&AcceptLanguage=zh-CN
&<Common request parameters>

Sample success responses

XML format 

HTTP/1.1 200 OK
Content-Type:application/xml

<DescribeRegionsResponse>
    <RequestId>59F0F0A0-A637-4292-9B91-251EF5010913</RequestId>
    <Regions>
        <RegionId>cn-qingdao</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Qingdao)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-beijing</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Beijing)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-zhangjiakou</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Zhangjiakou)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-huhehaote</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Hohhot)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-wulanchabu</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Ulanqab)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-hangzhou</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Hangzhou)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-shanghai</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Shanghai)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-shenzhen</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Shenzhen)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-heyuan</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Heyuan)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-guangzhou</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Guangzhou)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-chengdu</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Chengdu)</LocalName>
    </Regions>
    <Regions>
        <RegionId>cn-hongkong</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>China (Hong Kong)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-northeast-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Japan (Tokyo)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-northeast-2</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>South Korea (Seoul)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-southeast-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Singapore (Singapore)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-southeast-2</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Australia (Sydney)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-southeast-3</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Malaysia (Kuala Lumpur)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-southeast-6</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Philippines (Manila)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-southeast-5</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Indonesia (Jakarta)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-south-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>India (Mumbai)</LocalName>
    </Regions>
    <Regions>
        <RegionId>ap-southeast-7</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Thailand (Bangkok)</LocalName>
    </Regions>
    <Regions>
        <RegionId>us-east-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>US (Virginia)</LocalName>
    </Regions>
    <Regions>
        <RegionId>us-west-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>US (Silicon Valley)</LocalName>
    </Regions>
    <Regions>
        <RegionId>eu-west-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>UK (London)</LocalName>
    </Regions>
    <Regions>
        <RegionId>me-east-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>UAE (Dubai)</LocalName>
    </Regions>
    <Regions>
        <RegionId>eu-central-1</RegionId>
        <RegionEndpoint>ros.aliyuncs.com</RegionEndpoint>
        <LocalName>Germany (Frankfurt)</LocalName>
    </Regions>
</DescribeRegionsResponse>

JSON format 

HTTP/1.1 200 OK
Content-Type:application/json

{
  "RequestId" : "59F0F0A0-A637-4292-9B91-251EF5010913",
  "Regions" : [ {
    "RegionId" : "cn-qingdao",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Qingdao)"
  }, {
    "RegionId" : "cn-beijing",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Beijing)"
  }, {
    "RegionId" : "cn-zhangjiakou",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Zhangjiakou)"
  }, {
    "RegionId" : "cn-huhehaote",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Hohhot)"
  }, {
    "RegionId" : "cn-wulanchabu",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Ulanqab)"
  }, {
    "RegionId" : "cn-hangzhou",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName":"China (Hangzhou)",
  }, {
    "RegionId" : "cn-shanghai",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Shanghai)"
  }, {
    "RegionId" : "cn-shenzhen",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Shenzhen)"
  }, {
    "RegionId" : "cn-heyuan",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Heyuan)"
  }, {
    "RegionId" : "cn-guangzhou",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Guangzhou)"
  }, {
    "RegionId" : "cn-chengdu",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Chengdu)"
  }, {
    "RegionId" : "cn-hongkong",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "China (Hong Kong)"
  }, {
    "RegionId" : "ap-northeast-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Japan (Tokyo)"
  }, {
    "RegionId" : "ap-northeast-2",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "South Korea (Seoul)"
  }, {
    "RegionId" : "ap-southeast-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Singapore (Singapore)"
  }, {
    "RegionId" : "ap-southeast-2",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Australia (Sydney)"
  }, {
    "RegionId" : "ap-southeast-3",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Malaysia (Kuala Lumpur)"
  }, {
    "RegionId" : "ap-southeast-6",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Philippines (Manila)"
  }, {
    "RegionId" : "ap-southeast-5",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Indonesia (Jakarta)"
  }, {
    "RegionId" : "ap-south-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "India (Mumbai)"
  }, {
    "RegionId" : "ap-southeast-7",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Thailand (Bangkok)"
  }, {
    "RegionId" : "us-east-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "US (Virginia)"
  }, {
    "RegionId" : "us-west-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "US (Silicon Valley)"
  }, {
    "RegionId" : "eu-west-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "UK (London)"
  }, {
    "RegionId" : "me-east-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "UAE (Dubai)"
  }, {
    "RegionId" : "eu-central-1",
    "RegionEndpoint" : "ros.aliyuncs.com",
    "LocalName": "Germany (Frankfurt)"
  } ]
}

Error codes

For a list of error codes, visit the API Error Center.