All Products
Search
Document Center

:Direct Mail events

Last Updated:Nov 21, 2025

This topic describes the event types that Direct Mail, as an event source, publishes to EventBridge through Cloud Monitor.

Supported regions

Direct Mail can publish events to EventBridge in the following regions: China (Hangzhou), Germany (Frankfurt), Singapore, and US (Virginia).

Event types

Direct Mail can publish the following event types to EventBridge.

Event type

Value of the type parameter

Mail delivery failed

dm:Deliver:Fail

Mail delivery succeeded

dm:Deliver:Succeed

Mail FBL report data

dm:Feedback:FblReport

Mail resubscription data

dm:Feedback:Subscribe 

Mail unsubscription data

dm:Feedback:UnSubscribe

Click event

dm:Trace:Click

Open event

dm:Trace:Open

Asynchronous result of graylist address validation

dm:Validator:GrayListResult

For more information about the parameters defined in the CloudEvents specification, see Overview.

Mail delivery failed

When an email fails to be delivered, EventBridge receives an event similar to the following example.

{
  "data": {
    "header": {
      "X-Notify-Message-ID": "test******@******"
    },
    "env_id": "60000******",
    "account": "batch******@top",
    "from": "batch******@top",
    "rcpt": "xxx******@aliyun.com",
    "msg_id": "1df******@******",
    "channel_name": "bg:vip_*",
    "outbound_ip": "8.*.*.7",
    "send_time": "2024-04-29T11:07:04",
    "deliver_time": "2024-04-29T11:07:12",
    "status": "2",
    "event": "dm:Deliver:Fail",
    "region": "cn-hangzhou",
    "err_code": "554",
    "err_msg": "554  RCPT xxx******@aliyun.com dosn't exist",
    "failed_type": "SmtpNxBox",
    "esp": "*mail.com",
    "ip_pool_id": "10306c37-****-****-a82f-1dafb56a9dd2",
    "is_dedicated_ip": true,
    "tag": "xxxxx"
  },
  "id": "8734hhidu983hi457",
  "source": "acs:dm",
  "specversion": "1.0",
  "subject": "acs:dm:cn-hangzhou:{AccountId}:*",
  "time": "2024-04-29T11:07:12+08:00",
  "type": "dm:Deliver:Fail",
  "aliyunaccountid": "123456789098****",
  "aliyunpublishtime": "2024-04-29T11:07:13.179PRC",
  "aliyuneventbusname": "default",
  "aliyunregionid": "cn-hangzhou",
  "aliyunpublishaddr": "172.25.XX.XX"
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

header

Object

The headers related to the email.

X-Notify-Message-ID

String

test****@example.com

The custom header X-Notify-Message-ID.

env_id

String

60000****

The email ID returned by the system when the email is sent.

account

String

batch****@top

The email address of the sender.

from

String

batch****@top

The email address of the sender.

rcpt

String

a****@aliyun.com

The email address of the recipient.

msg_id

String

1df****@example.com

The Message-ID field of the email.

channel_name

String

bg:vip_*

The name of the channel to which the outbound IP address for this delivery belongs.

outbound_ip

String

8.*.*.7

The outbound IP address for this delivery.

send_time

String

2024-04-29T11:07:04

The time when the email was accepted.

deliver_time

String

2024-04-29T11:07:12

The time when the email delivery was completed.

status

String

2

The delivery status.

  • 0: Succeeded.

  • 2: Invalid address.

  • 3: The recipient marked the email as spam.

  • 4: Other failures.

event

String

dm:Deliver:Fail

The type of the event message. This is the same as the type parameter.

region

String

cn-hangzhou

The region where the event occurred.

err_code

String

554

The code returned by the recipient's email service provider (ESP) upon delivery completion.

err_msg

String

554 RCPT a****@aliyun.com dosn't exist

The message returned by the recipient's ESP upon delivery completion.

failed_type

String

SmtpNxBox

The categorization of the delivery result.

esp

String

*mail.com

The categorization of the recipient's email provider.

ip_pool_id

String

10306c37-****-****-a82f-1dafb56a9dd2

The ID of the IP pool used to send the email.

is_dedicated_ip

Boolean

true

Indicates whether a dedicated IP address was used.

tag

String

xxxxx

The tag used to send the email.

Mail delivery succeeded

When an email is successfully delivered, EventBridge receives an event similar to the following example.

{
  "data": {
    "header": {
      "X-Notify-Message-ID": "test******@******"
    },
    "env_id": "60000******",
    "account": "batch******@top",
    "from": "batch******@top",
    "rcpt": "xxx******@aliyun.com",
    "msg_id": "1df******@******",
    "channel_name": "bg:vip_*",
    "outbound_ip": "8.*.*.7",
    "send_time": "2024-04-29T11:07:04",
    "deliver_time": "2024-04-29T11:07:12",
    "status": "0",
    "event": "dm:Deliver:Succeed",
    "region": "cn-hangzhou",
    "err_code": "250",
    "err_msg": "250 Send Mail OK",
    "failed_type": "SendOk",
    "esp": "*mail.com",
    "ip_pool_id": "10306c37-****-****-a82f-1dafb56a9dd2",
    "is_dedicated_ip": true,
    "tag": "xxxxx"
  },
  "id": "8734hhidu983hi457",
  "source": "acs:dm",
  "specversion": "1.0",
  "subject": "acs:dm:cn-hangzhou:{AccountId}:*",
  "time": "2024-04-29T11:07:12+08:00",
  "type": "dm:Deliver:Succeed",
  "aliyunaccountid": "123456789098****",
  "aliyunpublishtime": "2024-04-29T11:07:13.179PRC",
  "aliyuneventbusname": "default",
  "aliyunregionid": "cn-hangzhou",
  "aliyunpublishaddr": "172.25.XX.XX"
}

For a description of the parameters in the data field, see Parameter descriptions.

Mail FBL report data

When an email is reported through a feedback loop (FBL), EventBridge receives an event similar to the following example.

{
    "id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
    "source": "acs.dm",
    "specversion": "1.0",
    "subject": "acs.dm:cn-hangzhou:123456789098****:215672",
    "time": "2020-11-19T21:04:41+08:00",
    "type": "dm:Feedback:FblReport",
    "aliyunaccountid": "123456789098****",
    "aliyunpublishtime": "2020-11-19T21:04:42Z",
    "aliyuneventbusname": "default",
    "aliyunregionid": "cn-hangzhou",
    "aliyunpublishaddr": "172.25.XX.XX",
    "data": {
        "send_time": "1726821644",
        "send_email": "from@xxx.com",
        "block_email": "to@yyy.com",
        "subject": "Hello Mr.xxx",
        "message_id": "<msgid***@xxx.com>",
        "block_time": "1726821667",
        "fbl_isp": "outlook**",
        "fingerprint": "SMTPD_abc****"
    }
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

send_time

String

1726821644

The time when the email was sent.

send_email

String

from@xxx.com

The email address of the sender.

block_email

String

to@yyy.com

The email address of the blocked recipient.

subject

String

Hello Mr.xxx

The subject of the email.

message_id

String

<msgid***@xxx.com>

The unique identifier of the email.

block_time

String

1726821667

The time when the email was blocked.

fbl_isp

String

outlook**

The Internet Service Provider (ISP) of the sender.

fingerprint

String

SMTPD_abc****

The fingerprint of the email.

Mail resubscription data

When a recipient resubscribes, EventBridge receives an event similar to the following example.

{
    "id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
    "source": "acs.dm",
    "specversion": "1.0",
    "subject": "acs.dm:cn-hangzhou:123456789098****:215672",
    "time": "2020-11-19T21:04:41+08:00",
    "type": "dm:Feedback:Subscribe",
    "aliyunaccountid": "123456789098****",
    "aliyunpublishtime": "2020-11-19T21:04:42Z",
    "aliyuneventbusname": "default",
    "aliyunregionid": "cn-hangzhou",
    "aliyunpublishaddr": "172.25.XX.XX",
    "data": {
        "operate_time": "2024-04-29T11:25:48",
        "envid": "6000*********",
        "from": "from@xxx.com",
        "rcpt": "to@yyy.com",
        "client_ip": "102.**.**.1"
    }
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

operate_time

String

2024-04-29T11:25:48

The time when the operation occurred. The time is in UTC.

env_id

String

6000*********

The email ID returned by the system when the email was sent.

from

String

from@xxx.com

The sender's address.

rcpt

String

to@yyy.com

The recipient's address.

client_ip

String

102.**.**.1

Client IP address for the open event

Mail unsubscription data

When a recipient unsubscribes, EventBridge receives an event similar to the following example.

{
    "id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
    "source": "acs.dm",
    "specversion": "1.0",
    "subject": "acs.dm:cn-hangzhou:123456789098****:215672",
    "time": "2020-11-19T21:04:41+08:00",
    "type": "dm:Feedback:UnSubscribe",
    "aliyunaccountid": "123456789098****",
    "aliyunpublishtime": "2020-11-19T21:04:42Z",
    "aliyuneventbusname": "default",
    "aliyunregionid": "cn-hangzhou",
    "aliyunpublishaddr": "172.25.XX.XX",
    "data": {
        "operate_time": "2024-04-29T11:25:48",
        "envid": "6000*********",
        "from": "from@xxx.com",
        "rcpt": "to@yyy.com",
        "client_ip": "102.**.**.1"
    }
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

operate_time

String

2024-04-29T11:25:48

The time when the operation occurred. The time is in UTC.

env_id

String

6000*********

The email ID returned by the system when the email was sent.

from

String

from@xxx.com

The sender's address.

rcpt

String

to@yyy.com

The recipient's address.

client_ip

String

102.**.**.1

The IP address of the source client for the event

Click event

When a recipient clicks a link in an email, EventBridge receives an event similar to the following example.

{
    "id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
    "source": "acs.dm",
    "specversion": "1.0",
    "subject": "acs.dm:cn-hangzhou:123456789098****:215672",
    "time": "2020-11-19T21:04:41+08:00",
    "type": "dm:Trace:Click",
    "aliyunaccountid": "123456789098****",
    "aliyunpublishtime": "2020-11-19T21:04:42Z",
    "aliyuneventbusname": "default",
    "aliyunregionid": "cn-hangzhou",
    "aliyunpublishaddr": "172.25.XX.XX",
    "data": {
        "operate_time": "2024-04-29T11:25:48",
        "client_ip": "202.**.**.1",
        "env_id": "60000******",
        "from": "batch******@top",
        "rcpt": "xxx******@aliyun.com",
        "msg_id": "1df******@******",
        "event": "dm:Trace:Click",
        "region": "cn-hangzhou",
        "url": "https://www.aliyun.com",
        "outbound_ip": "102.**.**.1",
        "esp": "*mail.com",
        "ip_pool_id": "10306c37-****-****-a82f-1dafb56a9dd2",
        "is_dedicated_ip": true,
        "user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X ****) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1",
        "tag": "xxxxx"
    }
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

operate_time

String

2024-04-29T11:25:48

The time when the operation occurred.

client_ip

String

202.**.**.1

The IP address of the client that clicked the link.

env_id

String

60000******

The email ID returned by the system when the email was sent.

from

String

batch****@top

The sender's address.

rcpt

String

xxx******@aliyun.com

The recipient's address.

msg_id

String

1df******@******

The Message-ID field in the email.

event

String

dm:Trace:Click

The event type.

region

String

cn-hangzhou

The region where the event occurred.

url

String

https://www.aliyun.com

The URL that was clicked.

outbound_ip

String

102.**.**.1

The outbound IP address used to send the email.

esp

String

*mail.com

The categorization of the recipient's email provider.

ip_pool_id

String

10306c37-****-****-a82f-1dafb56a9dd2

The ID of the IP pool used to send the email.

is_dedicated_ip

Boolean

true

Indicates whether a dedicated IP address was used.

user_agent

String

Mozilla/5.0 (Macintosh; Intel Mac OS X ****) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1

The user agent for the click event.

tag

String

xxxxx

The tag used to send the email.

Open event

When an event occurs, EventBridge receives the following sample event.

{
    "id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
    "source": "acs.dm",
    "specversion": "1.0",
    "subject": "acs.dm:cn-hangzhou:123456789098****:215672",
    "time": "2020-11-19T21:04:41+08:00",
    "type": "dm:Trace:Open",
    "aliyunaccountid": "123456789098****",
    "aliyunpublishtime": "2020-11-19T21:04:42Z",
    "aliyuneventbusname": "default",
    "aliyunregionid": "cn-hangzhou",
    "aliyunpublishaddr": "172.25.XX.XX",
    "data": {
        "operate_time": "2024-04-29T11:25:48",
        "client_ip": "202.**.**.1",
        "env_id": "60000******",
        "from": "batch******@top",
        "rcpt": "xxx******@aliyun.com",
        "msg_id": "1df******@******",
        "event": "dm:Trace:Open",
        "region": "cn-hangzhou",
        "outbound_ip": "102.**.**.1",
        "esp": "*mail.com",
        "ip_pool_id": "10306c37-****-****-a82f-1dafb56a9dd2",
        "is_dedicated_ip": true,
        "user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X ****) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1",
        "tag": "xxxxx"
    }
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

operate_time

String

2024-04-29T11:25:48

The time when the operation occurred.

client_ip

String

192.168.XX.XX

The IP address of the client that opened the email.

env_id

String

60000******

The email ID returned by the system when the email was sent.

from

String

batch****@top

The sender's address.

rcpt

String

a****@aliyun.com

The recipient's address.

msg_id

String

1df****@example.com

The Message-ID field in the email.

event

String

dm:Trace:Click

The event type.

region

String

cn-hangzhou

The region where the event occurred.

outbound_ip

String

102.**.**.1

The outbound IP address used to send the email.

esp

String

*mail.com

The categorization of the recipient's email provider.

ip_pool_id

String

10306c37-****-****-a82f-1dafb56a9dd2

The ID of the IP pool used to send the email.

is_dedicated_ip

Boolean

true

Indicates whether a dedicated IP address was used.

user_agent

String

Mozilla/5.0 (Macintosh; Intel Mac OS X ****) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1

The user agent for the open event.

tag

String

xxxxx

The tag used to send the email.

Asynchronous result of graylist address validation

When an asynchronous result for a graylist address validation is available, EventBridge receives an event similar to the following example.

{
    "id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
    "source": "acs.dm",
    "specversion": "1.0",
    "subject": "acs.dm:cn-hangzhou:123456789098****:215672",
    "time": "2020-11-19T21:04:41+08:00",
    "type": "dm:Validator:GrayListResult",
    "aliyunaccountid": "123456789098****",
    "aliyunpublishtime": "2020-11-19T21:04:42Z",
    "aliyuneventbusname": "default",
    "aliyunregionid": "cn-hangzhou",
    "aliyunpublishaddr": "172.25.XX.XX",
    "data": {
        "request_id": "45ef4dewdwe1-7c35-447a-bd93-fab****",
        "submission_time": "1763541726",
        "completion_time": "1763541793",
        "email": "xxxxxx@yyy.com",
        "status": "INVALID",
        "sub_status": "MAILBOX_NOT_EXISTS",
        "provider": "XXXX",
        "is_free_mail": false,
        "local_part": "xxxxxx",
        "domain_part": "yyy.com"
    }
}

The following table describes the parameters in the data field.

Parameter

Type

Example

Description

request_id

String

45ef4dewdwe1-7c35-447a-bd93-fab****

The request ID returned by the OpenAPI (Open Application Programming Interface) when the request was submitted.

submission_time

String

1763541726

The time when the validation request was submitted. The time is in UTC.

completion_time

String

1763541793

The time when the validation was completed. The time is in UTC.

email

String

xxxxxx@yyy.com

The email address that was validated.

status

String

INVALID

The status of the email address after validation.

sub_status

String

MAILBOX_NOT_EXISTS

The sub-status of the email address after validation. This provides more details about the status.

provider

String

XXXX

The categorization of the email provider for the address.

is_free_mail

Boolean

false

Indicates whether the address is from a free email provider.

local_part

String

xxxxxx

The local part of the email address obtained from syntax parsing. The value is converted to lowercase, and the sub-addressing tag (the part after the plus sign) is removed.

domain_part

String

yyy.com

The domain part of the email address obtained from syntax parsing. The value is converted to lowercase.