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CDN:DescribeDomainBpsDataByLayer

Last Updated:Oct 10, 2026

Queries bandwidth data categorized by protocol.

Operation description

  • Maximum invoke frequency per user: 20 times per second.

  • If you do not specify StartTime and EndTime, this operation returns data for the last 24 hours. If you specify StartTime and EndTime, this operation returns data for the specified time range.

Supported time granularities

The request parameter Interval supports different data timestamp granularities based on the maximum time span of a single query. The corresponding time range of queryable historical data and data delay are as follows:

Time granularityMaximum time span per queryQueryable historical data rangeData delay
5 minutes3 days93 days15 minutes
1 hour31 days186 daysTypically 3 to 4 hours
1 day90 days366 daysTypically 4 hours, up to 24 hours

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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

cdn:DescribeDomainBpsDataByLayer

none

*Domain

acs:cdn:*:{#accountId}:domain/{#DomainName}

None None

Request parameters

Parameter

Type

Required

Description

Example

DomainName

string

No

The accelerated domain names to query. Separate multiple domain names with commas (,). You can query up to 500 domain names at a time.

Note

If you do not specify this parameter, the merged data of all accelerated domain names is returned by default.

example.com

StartTime

string

No

The start time of the data to retrieve.

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

2020-05-06T07:10:00Z

EndTime

string

No

The end time of the data to retrieve.

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

Note

The end time must be later than the start time.

2020-05-06T07:20:00Z

Interval

string

No

The time granularity of the data to query. Unit: seconds.

Based on the maximum time span of a single query, this parameter supports the following values: 300 (5 minutes), 3600 (1 hour), and 86400 (1 day). For more information, see the supported time granularities in Usage notes.

300

IspNameEn

string

No

The English name of the ISP. You can call the DescribeCdnRegionAndIsp operation to query ISPs. By default, all ISPs are queried.

unicom

LocationNameEn

string

No

The English name of the region. You can call the DescribeCdnRegionAndIsp operation to query regions. By default, all regions are queried.

beijing

Layer

string

No

The query dimension. Valid values:

  • Network layer: IPv4 and IPv6.

  • Application layer: http, https, and quic.

  • all: includes both the network layer and the application layer.

Default value: all.

IPv4

Response elements

Element

Type

Description

Example

object

DataInterval

string

The time interval of each record. Unit: seconds.

300

RequestId

string

The request ID.

C565B910-BC3B-467B-9046-2A48566EA967

BpsDataInterval

object

DataModule

array<object>

The list of bandwidth data in bit/s for each time interval.

object

Value

string

The peak bandwidth. Unit: bit/s.

75.68

TrafficValue

string

The total traffic. Unit: bytes.

2838

TimeStamp

string

The start time of the time slice. The time is displayed in the ISO 8601 standard in UTC.

2020-05-06T07:10:00Z

Examples

Success response

JSON format

{
  "DataInterval": "300",
  "RequestId": "C565B910-BC3B-467B-9046-2A48566EA967",
  "BpsDataInterval": {
    "DataModule": [
      {
        "Value": "75.68",
        "TrafficValue": "2838",
        "TimeStamp": "2020-05-06T07:10:00Z"
      }
    ]
  }
}

Error codes

HTTP status code

Error code

Error message

Description

400 MissingTimeParameter The StartTime and EndTime must be both specified. You must set both the start time and the end time.
400 InvalidStartTime.Malformed The specified value of parameter StartTime is malformed.
400 InvalidEndTime.Malformed The specified value of parameter EndTime is malformed.
400 InvalidEndTime.Mismatch Specified EndTime does not match the specified StartTime. StartTime must be earlier than EndTime.
400 InvalidStartTime.ValueNotSupported The specified value of parameter StartTime is not supported.
403 InvaildParameter The parameter you provided is invalid. The format of the domain name is invalid. Correct the format and try again.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.