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Edge Security Acceleration:DescribeDcdnDomainQpsDataByLayer

Last Updated:Sep 15, 2025

Call DescribeDcdnDomainQpsDataByLayer to query the queries per second (QPS) of an accelerated domain name by protocol.

Operation description

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

  • If you do not specify StartTime and EndTime, data in the last 24 hours is returned by default. If you specify StartTime and EndTime, data in the specified time range is returned.

Supported time granularities

The time granularity that you can specify in the Interval parameter varies based on the maximum time span of a single query. The following table lists the queryable historical data range and data latency for each time granularity.

Time granularityMaximum time span for a single queryQueryable historical data rangeData latency
5 minutes3 days93 days15 minutes
1 hour31 days186 daysTypically 3 to 4 hours
1 day366 days366 daysTypically 4 hours, but no more than 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

dcdn:DescribeDcdnDomainQpsDataByLayer

get

*Domain

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

None None

Request parameters

Parameter

Type

Required

Description

Example

DomainName

string

No

The accelerated domain name that you want to query. You can specify multiple domain names. Separate them with commas (,). You can specify up to 500 domain names. If you specify multiple domain names, the data is aggregated. If you leave this parameter empty, the aggregated data for all your accelerated domain names is returned.

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. The minimum time granularity is 5 minutes. If you do not set this parameter, data in the last 24 hours is returned.

2015-12-10T20:00:00Z

EndTime

string

No

The end 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.

Note

The end time must be later than the start time.

2015-12-10T21:00:00Z

Interval

string

No

The time granularity for the query, in seconds.

Valid values are 300 (5 minutes), 3600 (1 hour), and 86400 (1 day). The supported value depends on the maximum time span of a single query. For more information, see the table of supported time granularities in this topic.

300

IspNameEn

string

No

The English name of the carrier. Call the DescribeDcdnRegionAndIsp operation to obtain the name. If you do not set this parameter, data for all carriers is returned.

telecom

LocationNameEn

string

No

The English name of the region. Call the DescribeDcdnRegionAndIsp operation to obtain the name. If you do not set this parameter, data for all regions is returned.

hangzhou

Layer

string

No

The layer to query. Valid values: `network` (IPv4 and IPv6), `application` (HTTP, HTTPS, and QUIC), or `all`. The default value is `all`.

all

Response elements

Element

Type

Description

Example

object

EndTime

string

The end of the time range that was queried.

2015-12-10T21:00:00Z

StartTime

string

The beginning of the time range that was queried.

2015-12-10T20:00:00Z

RequestId

string

The request ID.

BEA5625F-8FCF-48F4-851B-CA63946DA664

Layer

string

The layer that was queried.

all

DomainName

string

The accelerated domain name.

example.com

DataInterval

string

The time interval between each data record. Unit: seconds.

300

QpsDataInterval

object

DataModule

array<object>

The QPS value for each time interval.

object

Value

string

The total QPS.

0.56

AccValue

string

The total number of requests.

56

AccDomesticValue

string

The number of requests in the Chinese mainland.

12

OverseasValue

string

The QPS in regions outside the Chinese mainland.

0.44

AccOverseasValue

string

The number of requests in regions outside the Chinese mainland.

44

TimeStamp

string

The beginning of the time slice.

2015-12-10T21:00:00Z

DomesticValue

string

The QPS in the Chinese mainland.

0.12

Examples

Success response

JSON format

{
  "EndTime": "2015-12-10T21:00:00Z",
  "StartTime": "2015-12-10T20:00:00Z",
  "RequestId": "BEA5625F-8FCF-48F4-851B-CA63946DA664",
  "Layer": "all",
  "DomainName": "example.com",
  "DataInterval": "300",
  "QpsDataInterval": {
    "DataModule": [
      {
        "Value": "0.56",
        "AccValue": "56",
        "AccDomesticValue": "12",
        "OverseasValue": "0.44",
        "AccOverseasValue": "44",
        "TimeStamp": "2015-12-10T21:00:00Z",
        "DomesticValue": "0.12"
      }
    ]
  }
}

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 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 InvalidEndTime.Mismatch The specified EndTime is earlier than the StartTime. The end time is earlier than the start time.
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.