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Edge Security Acceleration:DescribeDcdnDomainTopReferVisit

Last Updated:Aug 21, 2025

Call the DescribeDcdnDomainTopReferVisit operation to query the top referrers for a domain name by the number of visits. You can query data from the last 90 days.

Operation description

  • If you do not specify the StartTime parameter, data from the last 24 hours is queried by default.

  • You can query data for only one domain name at a time.

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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:DescribeDcdnDomainTopReferVisit

get

*domain

acs:dcdn:*:{#accountId}:domain/{#domainName}

None None

Request parameters

Parameter

Type

Required

Description

Example

DomainName

string

Yes

The accelerated domain name. You can specify only one domain name.

example.com

StartTime

string

No

The beginning of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.

To query data for a specific day, set this parameter to yyyy-MM-ddT16:00:00Z.

By default, data from the last 24 hours is queried.

2018-10-03T16:00:00Z

SortBy

string

No

The sorting method. Valid values:

  • traf: by traffic.

  • pv: by the number of visits.

Default value: pv.

pv

Response elements

Parameter

Type

Description

Example

object

StartTime

string

The start of the queried time range.

2018-10-03T16:00:00Z

RequestId

string

The request ID.

95994621-8382-464B-8762-C708E73568D1

DomainName

string

The accelerated domain name.

example.com

TopReferList

object

ReferList

array<object>

The list of top referrer URLs.

object

Flow

string

The amount of traffic. Unit: bytes.

460486880

FlowProportion

number

The proportion of traffic.

0.35

VisitData

string

The number of visits.

229567

ReferDetail

string

The complete referrer URL.

192.168.0.1

VisitProportion

number

The proportion of visits.

0.35

Examples

Success response

JSON format

{
  "StartTime": "2018-10-03T16:00:00Z",
  "RequestId": "95994621-8382-464B-8762-C708E73568D1",
  "DomainName": "example.com",
  "TopReferList": {
    "ReferList": [
      {
        "Flow": "460486880",
        "FlowProportion": 0.35,
        "VisitData": "229567",
        "ReferDetail": "192.168.0.1",
        "VisitProportion": 0.35
      }
    ]
  }
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidStartTime.Malformed The specified StartTime parameter is invalid. The format of the specified start time is invalid. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.
400 InvalidEndTime.Malformed The specified EndTime is invalid. The format of the specified end time is invalid. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.
400 InvalidStartTime.ValueNotSupported The specified StartTime is invalid. The specified start time is invalid.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.