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:UpdateRecursionRecord

Last Updated:Dec 03, 2025

Modifies a built-in authoritative record for recursive resolution.

Operation description

If a DNS record is locked, it cannot be deleted.

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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

pubdns:UpdateRecursionRecord

update

*recursionRecord

acs:pubdns::{#accountId}:recursionZone/{#zoneId}

None None

Request parameters

Parameter

Type

Required

Description

Example

ClientToken

string

No

A client token that ensures the idempotence of a request. Generate a unique value for this parameter on your client. The value can be up to 64 ASCII characters in length.

21079fa016944979537637959d09bc

RecordId

string

No

The ID of the DNS record.

9*******

Rr

string

No

The host record. This is the prefix of a domain name. Common prefixes are www, @, * for wildcard DNS, and mail for mailboxes.

For example, to resolve @.example.com, set the host record to "@". Do not leave it empty.

test

Type

string

No

The type of the DNS record. The following types are supported: A: An IPv4 record that maps a domain name to an IPv4 address. AAAA: An IPv6 record that maps a domain name to an IPv6 address. CNAME: An alias record that points a domain name to another domain name. MX: A mail exchanger record that points a domain name to a mail server address. TXT: A text record that contains arbitrary human-readable text. SRV: A service record that identifies a server for a specific service. This is common in directory management for Microsoft systems.

A

RequestSource

string

No

The resolution line. The default value is default. For more information, see:

Lines

WebSDK

Weight

integer

No

The weight. An integer from 1 to 100, inclusive. The default value is 1. You can set different weights for each address. DNS queries return addresses in proportion to their weights.

2

Priority

integer

No

The priority of the MX record. A smaller value indicates a higher priority. The value can be an integer from 1 to 99.

5

Ttl

integer

No

The Time to Live (TTL) in seconds. Only the following values are supported: 5, 30, 60, 3600 (1 hour), 43200 (12 hours), and 86400 (24 hours). The default value is 60.

60

Value

string

No

The record value. Enter a value that corresponds to the DNS record type.

1.1.XX.XX

Response elements

Element

Type

Description

Example

object

RequestId

string

The ID of the request.

6856BCF6-11D6-4D7E-AC53-FD579933522B

RecordId

string

The ID of the DNS record.

12*****

Examples

Success response

JSON format

{
  "RequestId": "6856BCF6-11D6-4D7E-AC53-FD579933522B",
  "RecordId": "12*****"
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.