DescribeRegions - API Reference| Alibaba Cloud Documentation Center

Usage notes

You can call this operation to query information about the regions in which Anti-DDoS Origin Basic is available. The information includes the region ID, region name, and code.

Limits

You can call this operation up to 10 times per second per account. If the number of the calls per second exceeds the limit, throttling is triggered. As a result, your business may be affected. We recommend that you take note of the limit when you call this operation.

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.

All Alibaba Cloud API operations must include common request parameters. For more information about common request parameters, see Common parameters.

For more information about sample requests, see the "Examples" section of this topic.

Response parameters


Parameter	Type	Example	Description
RequestId	String	5093C7EE-8E27-5FC9-9B88-40626BA540C0	The ID of the request.
Regions	Array of Region		The regions in which Anti-DDoS Origin Basic is available.
Region
RegionEnName	String	East China 1	The English name of the region.
RegionName	String	华东1（杭州）	The Chinese name of the region.
RegionNoAlias	String	cn-hangzhou	The ID of the region.
RegionNo	String	cn-hangzhou-dg-a01	The code of the region.

Examples

Sample requests

http(s)://[Endpoint]/?Action=DescribeRegions
&Common request parameters

Sample success responses

XML format

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

<DescribeRegionsResponse>
    <RequestId>5093C7EE-8E27-5FC9-9B88-40626BA540C0</RequestId>
    <Regions>
        <Region>
            <RegionNo>cn-qingdao-cm5-a01</RegionNo>
            <RegionName>华北1（青岛）</RegionName>
            <RegionEnName>North China 1</RegionEnName>
            <RegionNoAlias>cn-qingdao</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-zhangjiakou-spe-na62-a01</RegionNo>
            <RegionName>张北SPE</RegionName>
            <RegionEnName>Zhangbei SPE Zone</RegionEnName>
            <RegionNoAlias>cn-zhangjiakou-spe</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-chengdu-wt97-a01</RegionNo>
            <RegionName>西南1（成都）</RegionName>
            <RegionEnName>China (Chengdu)</RegionEnName>
            <RegionNoAlias>cn-chengdu</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-beijing-btc-a01</RegionNo>
            <RegionName>华北2（北京）</RegionName>
            <RegionEnName>North China 2</RegionEnName>
            <RegionNoAlias>cn-beijing</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-nanjing-lnj1-a01</RegionNo>
            <RegionName>华东5（南京-本地地域）</RegionName>
            <RegionEnName>China (Nanjing-Local Region)</RegionEnName>
            <RegionNoAlias>cn-nanjing</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-shanghai-eu13-a01</RegionNo>
            <RegionName>华东2（上海）</RegionName>
            <RegionEnName>East China 2</RegionEnName>
            <RegionNoAlias>cn-shanghai</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>rus-west-1-ru151-a01</RegionNo>
            <RegionName>俄罗斯（莫斯科）</RegionName>
            <RegionEnName>Russia (Moscow)</RegionEnName>
            <RegionNoAlias>rus-west-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>us-east-us44-a01</RegionNo>
            <RegionName>美国（弗吉尼亚）</RegionName>
            <RegionEnName>US East 1 (Virginia)</RegionEnName>
            <RegionNoAlias>us-east-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>eu-west-1-gb33-a01</RegionNo>
            <RegionName>英国（伦敦）</RegionName>
            <RegionEnName>UK(London)</RegionEnName>
            <RegionNoAlias>eu-west-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-hangzhou-dg-a01</RegionNo>
            <RegionName>华东1（杭州）</RegionName>
            <RegionEnName>East China 1</RegionEnName>
            <RegionNoAlias>cn-hangzhou</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-hongkong-am4-c04</RegionNo>
            <RegionName>中国（香港）</RegionName>
            <RegionEnName>cn-hongkong</RegionEnName>
            <RegionNoAlias>cn-hongkong</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-southeast-my88-a01</RegionNo>
            <RegionName>马来西亚（吉隆坡）</RegionName>
            <RegionEnName>Asia Pacific SE 3 (Kuala Lumpur)</RegionEnName>
            <RegionNoAlias>ap-southeast-3</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>us-west-ot7-a01</RegionNo>
            <RegionName>美国（硅谷）</RegionName>
            <RegionEnName>US West 1 (Silicon Valley)</RegionEnName>
            <RegionNoAlias>us-west-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>me-east-db47-a01</RegionNo>
            <RegionName>阿联酋（迪拜）</RegionName>
            <RegionEnName>Middle East 1 (Dubai)</RegionEnName>
            <RegionNoAlias>me-east-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-northeast-jp59-a01</RegionNo>
            <RegionName>日本（东京）</RegionName>
            <RegionEnName>Asia Pacific NE 1 (Tokyo)</RegionEnName>
            <RegionNoAlias>ap-northeast-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-huhehaote-nt12-a01</RegionNo>
            <RegionName>华北5（呼和浩特）</RegionName>
            <RegionEnName>China North 5 (Huhehaote)</RegionEnName>
            <RegionNoAlias>cn-huhehaote</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-southeast-au49-a01</RegionNo>
            <RegionName>澳大利亚（悉尼）</RegionName>
            <RegionEnName>Asia Pacific SE 2 (Sydney)</RegionEnName>
            <RegionNoAlias>ap-southeast-2</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-southeast-id35-a01</RegionNo>
            <RegionName>印度尼西亚（雅加达）</RegionName>
            <RegionEnName>Asia Pacific SE 5 (Jakarta)</RegionEnName>
            <RegionNoAlias>ap-southeast-5</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-south-in73-a01</RegionNo>
            <RegionName>印度（孟买）</RegionName>
            <RegionEnName>Asia Pacific SOU 1 (Mumbai)</RegionEnName>
            <RegionNoAlias>ap-south-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-zhangjiakou-na62-a01</RegionNo>
            <RegionName>华北3（张家口）</RegionName>
            <RegionEnName>China North 3 (Zhangjiakou)</RegionEnName>
            <RegionNoAlias>cn-zhangjiakou</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-shenzhen-st3-a01</RegionNo>
            <RegionName>华南1（深圳）</RegionName>
            <RegionEnName>South China 1</RegionEnName>
            <RegionNoAlias>cn-shenzhen</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>eu-central-de46-a01</RegionNo>
            <RegionName>德国（法兰克福）</RegionName>
            <RegionEnName>EU Central 1 (Frankfurt)</RegionEnName>
            <RegionNoAlias>eu-central-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-guangzhou-so157-a01</RegionNo>
            <RegionName>华南3（广州）</RegionName>
            <RegionEnName>China (Guangzhou)</RegionEnName>
            <RegionNoAlias>cn-guangzhou</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-southeast-6</RegionNo>
            <RegionName>菲律宾（马尼拉）</RegionName>
            <RegionEnName>Philippines (Manila)</RegionEnName>
            <RegionNoAlias>ap-southeast-6</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-heyuan-sa127-a01</RegionNo>
            <RegionName>华南2（河源）</RegionName>
            <RegionEnName>China (Heyuan)</RegionEnName>
            <RegionNoAlias>cn-heyuan</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>ap-southeast-os30-a01</RegionNo>
            <RegionName>新加坡</RegionName>
            <RegionEnName>Asia Pacific SE 1 (Singapore)</RegionEnName>
            <RegionNoAlias>ap-southeast-1</RegionNoAlias>
        </Region>
        <Region>
            <RegionNo>cn-wulanchabu-na130-a01</RegionNo>
            <RegionName>华北6（乌兰察布）</RegionName>
            <RegionEnName>China (Ulanqab)</RegionEnName>
            <RegionNoAlias>cn-wulanchabu</RegionNoAlias>
        </Region>
    </Regions>
</DescribeRegionsResponse>

JSON format

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

{
  "RequestId" : "5093C7EE-8E27-5FC9-9B88-40626BA540C0",
  "Regions" : {
    "Region" : [ {
      "RegionNo" : "cn-qingdao-cm5-a01",
      "RegionName" : "华北1（青岛）",
      "RegionEnName" : "North China 1",
      "RegionNoAlias" : "cn-qingdao"
    }, {
      "RegionNo" : "cn-zhangjiakou-spe-na62-a01",
      "RegionName" : "张北SPE",
      "RegionEnName" : "Zhangbei SPE Zone",
      "RegionNoAlias" : "cn-zhangjiakou-spe"
    }, {
      "RegionNo" : "cn-chengdu-wt97-a01",
      "RegionName" : "西南1（成都）",
      "RegionEnName" : "China (Chengdu)",
      "RegionNoAlias" : "cn-chengdu"
    }, {
      "RegionNo" : "cn-beijing-btc-a01",
      "RegionName" : "华北2（北京）",
      "RegionEnName" : "North China 2",
      "RegionNoAlias" : "cn-beijing"
    }, {
      "RegionNo" : "cn-nanjing-lnj1-a01",
      "RegionName" : "华东5（南京-本地地域）",
      "RegionEnName" : "China (Nanjing-Local Region)",
      "RegionNoAlias" : "cn-nanjing"
    }, {
      "RegionNo" : "cn-shanghai-eu13-a01",
      "RegionName" : "华东2（上海）",
      "RegionEnName" : "East China 2",
      "RegionNoAlias" : "cn-shanghai"
    }, {
      "RegionNo" : "rus-west-1-ru151-a01",
      "RegionName" : "俄罗斯（莫斯科）",
      "RegionEnName" : "Russia (Moscow)",
      "RegionNoAlias" : "rus-west-1"
    }, {
      "RegionNo" : "us-east-us44-a01",
      "RegionName" : "美国（弗吉尼亚）",
      "RegionEnName" : "US East 1 (Virginia)",
      "RegionNoAlias" : "us-east-1"
    }, {
      "RegionNo" : "eu-west-1-gb33-a01",
      "RegionName" : "英国（伦敦）",
      "RegionEnName" : "UK(London)",
      "RegionNoAlias" : "eu-west-1"
    }, {
      "RegionNo" : "cn-hangzhou-dg-a01",
      "RegionName" : "华东1（杭州）",
      "RegionEnName" : "East China 1",
      "RegionNoAlias" : "cn-hangzhou"
    }, {
      "RegionNo" : "cn-hongkong-am4-c04",
      "RegionName" : "中国（香港）",
      "RegionEnName" : "cn-hongkong",
      "RegionNoAlias" : "cn-hongkong"
    }, {
      "RegionNo" : "ap-southeast-my88-a01",
      "RegionName" : "马来西亚（吉隆坡）",
      "RegionEnName" : "Asia Pacific SE 3 (Kuala Lumpur)",
      "RegionNoAlias" : "ap-southeast-3"
    }, {
      "RegionNo" : "us-west-ot7-a01",
      "RegionName" : "美国（硅谷）",
      "RegionEnName" : "US West 1 (Silicon Valley)",
      "RegionNoAlias" : "us-west-1"
    }, {
      "RegionNo" : "me-east-db47-a01",
      "RegionName" : "阿联酋（迪拜）",
      "RegionEnName" : "Middle East 1 (Dubai)",
      "RegionNoAlias" : "me-east-1"
    }, {
      "RegionNo" : "ap-northeast-jp59-a01",
      "RegionName" : "日本（东京）",
      "RegionEnName" : "Asia Pacific NE 1 (Tokyo)",
      "RegionNoAlias" : "ap-northeast-1"
    }, {
      "RegionNo" : "cn-huhehaote-nt12-a01",
      "RegionName" : "华北5（呼和浩特）",
      "RegionEnName" : "China North 5 (Huhehaote)",
      "RegionNoAlias" : "cn-huhehaote"
    }, {
      "RegionNo" : "ap-southeast-au49-a01",
      "RegionName" : "澳大利亚（悉尼）",
      "RegionEnName" : "Asia Pacific SE 2 (Sydney)",
      "RegionNoAlias" : "ap-southeast-2"
    }, {
      "RegionNo" : "ap-southeast-id35-a01",
      "RegionName" : "印度尼西亚（雅加达）",
      "RegionEnName" : "Asia Pacific SE 5 (Jakarta)",
      "RegionNoAlias" : "ap-southeast-5"
    }, {
      "RegionNo" : "ap-south-in73-a01",
      "RegionName" : "印度（孟买）",
      "RegionEnName" : "Asia Pacific SOU 1 (Mumbai)",
      "RegionNoAlias" : "ap-south-1"
    }, {
      "RegionNo" : "cn-zhangjiakou-na62-a01",
      "RegionName" : "华北3（张家口）",
      "RegionEnName" : "China North 3 (Zhangjiakou)",
      "RegionNoAlias" : "cn-zhangjiakou"
    }, {
      "RegionNo" : "cn-shenzhen-st3-a01",
      "RegionName" : "华南1（深圳）",
      "RegionEnName" : "South China 1",
      "RegionNoAlias" : "cn-shenzhen"
    }, {
      "RegionNo" : "eu-central-de46-a01",
      "RegionName" : "德国（法兰克福）",
      "RegionEnName" : "EU Central 1 (Frankfurt)",
      "RegionNoAlias" : "eu-central-1"
    }, {
      "RegionNo" : "cn-guangzhou-so157-a01",
      "RegionName" : "华南3（广州）",
      "RegionEnName" : "China (Guangzhou)",
      "RegionNoAlias" : "cn-guangzhou"
    }, {
      "RegionNo" : "ap-southeast-6",
      "RegionName" : "菲律宾（马尼拉）",
      "RegionEnName" : "Philippines (Manila)",
      "RegionNoAlias" : "ap-southeast-6"
    }, {
      "RegionNo" : "cn-heyuan-sa127-a01",
      "RegionName" : "华南2（河源）",
      "RegionEnName" : "China (Heyuan)",
      "RegionNoAlias" : "cn-heyuan"
    }, {
      "RegionNo" : "ap-southeast-os30-a01",
      "RegionName" : "新加坡",
      "RegionEnName" : "Asia Pacific SE 1 (Singapore)",
      "RegionNoAlias" : "ap-southeast-1"
    }, {
      "RegionNo" : "cn-wulanchabu-na130-a01",
      "RegionName" : "华北6（乌兰察布）",
      "RegionEnName" : "China (Ulanqab)",
      "RegionNoAlias" : "cn-wulanchabu"
    } ]
  }
}

Error codes

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