# DescribePolicyRegions

## 1. API Description

This API (DescribePolicyRegions) is used to get a list of regions available for geo-blocking.

## 2. Input Parameters

The following request parameter list only provides API request parameters.

None

## 3. Output Parameters

| Parameter Name | Type                                                                                                        | Description                                                                                                           |
| -------------- | ----------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------- |
| requestId      | String                                                                                                      | <p>The unique request ID, which is returned for each request.</p><p>RequestId is required for locating a problem.</p> |
| regions        | Array of [PolicyRegion](https://docs.console.zenlayer.com/api-reference/compute/datastructure#policyregion) | List of available regions.                                                                                            |

## 4. Code Example

{% tabs %}
{% tab title="Example" %}
**Get a list of regions available for Geo-Blocking.**

```json
POST /api/v2/zec HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: DescribePolicyRegions
<Common Request Params>

Request：
{

}

Response：
{
  "requestId": "T05992D0C-7E8B-4047-B0C0-780F2CD549D3",
  "response": {
    "requestId": "T05992D0C-7E8B-4047-B0C0-780F2CD549D3",
    "regions": [
      {
        "regionId": "AFG",
        "regionName": "Afghanistan",
        "areaName": "Asia"
      }
    ]
  }
}
```

{% endtab %}
{% endtabs %}

## 5. Developer Resources

Zenlayer Cloud API 2.0 integrates [SDKs](https://docs.console.zenlayer.com/api-reference/api-introduction/toolkit/api-sdk)，to make it easier for you to call APIs. More programming languages will be supported.

## 6. Error Codes

The following only lists the error codes related to the API business logic. For other error codes, see [Common Error Codes](https://docs.console.zenlayer.com/api-reference/api-introduction/instruction/commonerrorcode).

| HTTP Status Code | Error Code | Description |
| ---------------- | ---------- | ----------- |