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Edge Security Acceleration:DescribeDcdnWafPolicyValidDomains

Last Updated:Sep 11, 2025

You can call DescribeDcdnWafPolicyValidDomains to query the domain names that can be attached to custom mitigation policies.

Operation description

Note

A single user can make up to 20 calls per second.

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Test

RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

dcdn:DescribeDcdnWafPolicyValidDomains

get

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

DefenseScene

string

Yes

The type of the WAF mitigation policy. The following scenarios are supported:

  • waf_group: Basic web protection

  • custom_acl: Custom mitigation policies

  • whitelist: Whitelist

  • ip_blacklist: IP blacklist

  • region_block: Location Blacklist

  • bot: Bot management

custom_acl

DomainNameLike

string

No

The protected domain name. Fuzzy queries are supported.

example.com

PageNumber

integer

No

The page number. Valid values: 1 to 100000. Default value: 1.

1

PageSize

integer

No

The number of domain names to display on each page. Default value: 20. Valid values: an integer from 1 to 500.

20

Response elements

Element

Type

Description

Example

object

PageSize

integer

The number of domain names displayed on each page. This is the same as the PageSize in the request.

20

RequestId

string

The request ID.

3C6CCEC4-6B88-4D4A-93E4-D47B3D92C630

PageNumber

integer

The page number. This is the same as the PageNumber in the request.

1

TotalCount

integer

The total number of domain names found.

2

Domains

array<object>

The list of protected domain names.

object

PolicyName

string

The name of the mitigation policy.

test1

PolicyId

integer

The ID of the mitigation policy.

1000001

DomainName

string

The protected domain name.

example.com

PolicyType

string

Indicates whether this is the default mitigation policy. Valid values:

  • default: The policy is the default one.

  • custom: The policy is not the default one.

default

Policies

array<object>

The policies attached to the domain name.

object

Id

integer

The policy ID.

10000002

Name

string

The policy name.

test2

Type

string

The policy type.

custom

Examples

Success response

JSON format

{
  "PageSize": 20,
  "RequestId": "3C6CCEC4-6B88-4D4A-93E4-D47B3D92C630",
  "PageNumber": 1,
  "TotalCount": 2,
  "Domains": [
    {
      "PolicyName": "test1",
      "PolicyId": 1000001,
      "DomainName": "example.com",
      "PolicyType": "default",
      "Policies": [
        {
          "Id": 10000002,
          "Name": "test2",
          "Type": "custom"
        }
      ]
    }
  ]
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter The specified parameter is invalid. A parameter is set to an invalid value.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.