Last updated: 2021-07-09 19:08:22

1. API Description

Domain name for API request:

This API (DescribeAccessRegionsByDestRegion) is used to query the list of the available acceleration regions based on the origin server region.

A maximum of 20 requests can be initiated per second for this API.

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: DescribeAccessRegionsByDestRegion.
Version Yes String Common parameter. The value used for this API: 2018-05-29.
Region No String Common parameter. This parameter is not required for this API.
DestRegion Yes String Origin server region: the DescribeDestRegions API returns the value of RegionId field of DestRegionSet.
IPAddressVersion No String IP version. Valid values: IPv4 (default), IPv6.

3. Output Parameters

Parameter Name Type Description
TotalCount Integer The number of available acceleration regions
AccessRegionSet Array of AccessRegionDetial List of available acceleration region information
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Querying available acceleration regions based on the origin server region

Input Example
&<Common request parameters>

Output Example

  "Response": {
    "AccessRegionSet": [
        "RegionId": "eu-moscow",
        "RegionName": "Russia",
        "ConcurrentList": [
        "BandwidthList": [
    "RequestId": "5c680029-66b2-4be8-9630-7bd316ce70dd",
    "TotalCount": 1

5. Developer Resources


TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
FailedOperation Operation failed.
InternalError Internal error.
InvalidParameter Incorrect parameter.
InvalidParameterValue Incorrect parameter value.
InvalidParameterValue.UnknownDestRegion The origin server region is not found or you have no access permission to it.
MissingParameter Missing parameter.
ResourceNotFound The resource does not exist.
UnknownParameter Unknown parameter.