Queries a list of available Alibaba Cloud 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.
PageSize Integer No 10

The number of entries per page.

Valid values: 1 to 100.

Default value: 10.
PageNumber Integer No 1

The page number.

Pages start from page 1. Default value: 1.
FileSystemType String No standard

The type of the file system.

Valid values:

  • all: all types of file systems
  • standard (default): General-purpose NAS file system
  • extreme: Extreme NAS file system
  • cpfs: Cloud Parallel File Storage (CPFS) file system
    Note CPFS file systems are available only on the China site (aliyun.com).

Response parameters

Parameter Type Example Description
TotalCount Integer 1

The total number of entries returned.

RequestId String A70BEE5D-76D3-49FB-B58F-1F398211****

The request ID.

PageSize Integer 10

The number of entries per page.

PageNumber Integer 1

The page number.

Regions Array of Region

The queried regions.

Region
LocalName String East China 1

The region name.

RegionEndpoint String nas.cn-hangzhou.aliyuncs.com

The endpoint of the region.

RegionId String cn-hangzhou

The region ID.

Examples

Sample requests

http(s)://[Endpoint]/?Action=DescribeRegions
&PageSize=10
&PageNumber=1
&FileSystemType=standard
&<Common request parameters>

Sample success responses

XML format

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

<TotalCount>1</TotalCount>
<PageSize>10</PageSize>
<RequestId>A70BEE5D-76D3-49FB-B58F-1F398211****</RequestId>
<PageNumber>1</PageNumber>
<Regions>
    <Region>
        <RegionId>cn-hangzhou</RegionId>
        <RegionEndpoint>nas.cn-hangzhou.aliyuncs.com</RegionEndpoint>
        <LocalName>East China 1</LocalName>
    </Region>
</Regions>

JSON format

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

{
  "TotalCount" : 1,
  "PageSize" : 10,
  "RequestId" : "A70BEE5D-76D3-49FB-B58F-1F398211****",
  "PageNumber" : 1,
  "Regions" : {
    "Region" : {
      "RegionId" : "cn-hangzhou",
      "RegionEndpoint" : "nas.cn-hangzhou.aliyuncs.com",
      "LocalName" : "East China 1"
    }
  }
}

Error codes

For a list of error codes, see Service error codes.