# Create Domain - CreateUDNSZone

## Overview

Create Domain






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `CreateUDNSZone`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.ckcloudai.com/uaccount/api_manage)                                             | **Yes** |
| **Signature**  | string  | User signature generated based on public key and API command, see [Signature Algorithm](/docs/api/summary/signature.md)  | **Yes** |

### Request Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Region** | string | Region. See [List of Regions and Availability Zones](/docs/api/summary/regionlist) |**Yes**|
| **ProjectId** | string | Project ID. If not filled in, the default project is used, sub-accounts must be filled in. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list). |No|
| **DNSZoneName** | string | Domain Name String |**Yes**|
| **Type** | string | Domain type. Enumerated values, 'private', for internal network DNS; 'public', for public network DNS, currently only 'private' is supported. |**Yes**|
| **Tag** | string | Name of the Business Group |No|
| **Remark** | string | Note |No|
| **IsRecursionEnabled** | string | Does it support iteration. Enumeration value, "enable", supports iteration; "disable", does not support iteration. |No|
| **Quantity** | int | Purchase duration, default is 1 |No|
| **ChargeType** | string | Payment method, enumeration values are: Year, pay yearly; Month, pay monthly; Dynamic, pay as you go, default is monthly payment. |No|
| **CouponId** | string | Voucher ID, not used by default |No|

### Response Field

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **RetCode** | int | Return status code. If it is 0, it means successful return. If it is not 0, it means failure. |**Yes**|
| **Action** | string | Operation command name. |**Yes**|
| **Message** | string | Returns an error message, providing detailed description when `RetCode` is non-zero. |No|
| **DNSZoneId** | string | Domain Resource ID |**Yes**|




## Example

### Request Example
    
```
https://api.ckcloudai.com/?Action=CreateUDNSZone
&Region=cn-zj
&ProjectId=OGMaUpAY
&DNSZoneName=ouSidlfS
&Type=rmJzsOXr
&IsRecursionEnabled=fEuQBzyM
&Tag=tYekqMYL
&Remark=EWtpMzaK
&Quantity=2
&ChargeType=EKGnjVoE
&CouponId=aTtyjaOH
```

### Response Example
    
```json
{
  "Action": "CreateUDNSZoneResponse",
  "DNSZoneId": "PDQFXUrQ",
  "RetCode": 0
}
```