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Edge Security Acceleration:DescribeDDoSEventMax

Last Updated:Jun 25, 2026

Queries the peak values of DDoS attack events within a specified time range.

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Test

RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request parameters

Parameter

Type

Required

Description

Example

StartTime

string

Yes

The beginning of the time range to query.

The date is in ISO 8601 format. The time is displayed in UTC. The format is yyyy-MM-ddTHH:mm:ssZ.

2023-02-18T16:00:00Z

EndTime

string

No

The end of the time range to query.

The date is in ISO 8601 format. The time is displayed in UTC. The format is yyyy-MM-ddTHH:mm:ssZ. The maximum time span between the start time and end time is 31 days.

If you do not set this parameter, the current time is used as the end time.

2023-04-10T02:10:10Z

SiteId

integer

Yes

The site ID, which can be obtained by calling the ListSites operation.

7096621098****

Response elements

Element

Type

Description

Example

object

Schema of Response

RequestId

string

The unique request ID generated by Alibaba Cloud for this request.

18C625C0-9D8F-530B-9D1D-00F42F4156B6

SiteId

integer

The site ID.

7096621098****

Cps

integer

The peak CPS of connection flood attacks.

101

Qps

integer

The peak QPS of web resource exhaustion attacks.

72431

Bps

integer

The peak BPS of volumetric attacks.

8445630

Pps

integer

The peak PPS of volumetric attacks.

30868

Examples

Success response

JSON format

{
  "RequestId": "18C625C0-9D8F-530B-9D1D-00F42F4156B6",
  "SiteId": 0,
  "Cps": 101,
  "Qps": 72431,
  "Bps": 8445630,
  "Pps": 30868
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter The specified parameter is invalid. The specified parameter is invalid.
500 InternalError Failed to call the service. Try again later or contact technical support. Failed to call the service. Try again later or contact technical support.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.