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Last Updated:Feb 13, 2023

Modifies the blocked locations that are configured in the Location Blacklist (Domain Names) policy for a website.

Authorization information

The following table is the authorization information corresponding to the API, which can be found in the RAM permission policy statement.Action Used in the element to grant the RAM user or RAM role permission to call this API. The specific instructions are as follows:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All resources is used in the Resource type column of the operation.
  • Condition keyword: refers to the condition keyword defined by the cloud product itself.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
Operateaccess levelResource typeconditional keywordAssociation operation
  • DdosCoo

Request parameters


The ID of the resource group to which the instance belongs in Resource Management. This parameter is empty by default, which indicates that the instance belongs to the default resource group.

For more information about resource groups, see Create a resource group.


The domain name whose configurations you want to modify.

NoteA forwarding rule must be configured for the domain name. You can call the DescribeDomains operation to query all domain names.

The regions from which you block requests.

NoteIf you do not configure this parameter, the Blocked Regions (Domain Names) policy is disabled.

The region from which you block requests. You can block requests from administrative regions in China or from countries and areas. For example, CN-310000 indicates Shanghai, and OVERSEAS-US indicates the United States. If you do not configure this parameter, the Blocked Regions (Domain Names) policy is disabled.

NoteFor more information, see Location parameters.

Response parameters


The ID of the request.



Normal return example


  "RequestId": "5AA2BD65-E289-4E91-9DD9-3E1FB2140D17"

Error codes

For a list of error codes, visit the API error center.