> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mailofly.com/llms.txt
> Use this file to discover all available pages before exploring further.

# List Attempts

> List delivery attempts and responses for a webhook event.

Inspect each delivery attempt, HTTP status code received, and error message for troubleshooting webhook delivery failures.

### Path Parameters

<ParamField path="id" type="string" required>
  The unique identifier of the webhook event.
</ParamField>

### Response

<ResponseField name="data" type="array">
  <ResponseField name="id" type="string">Attempt record ID.</ResponseField>
  <ResponseField name="status" type="string">Attempt status (`succeeded`, `failed`).</ResponseField>
  <ResponseField name="status_code" type="number">HTTP response code received.</ResponseField>
  <ResponseField name="response_body" type="string">HTTP response body excerpt.</ResponseField>
  <ResponseField name="error_message" type="string">Error details if attempt timed out or failed.</ResponseField>
  <ResponseField name="created_at" type="string">Attempt timestamp.</ResponseField>
</ResponseField>

<RequestExample>
  ```bash cURL theme={null}
  curl -X GET https://api.mailofly.com/api/v1/webhooks/events/evt_12345/attempts \
    -H "Authorization: Bearer mf_live_your_api_key"
  ```
</RequestExample>

<ResponseExample>
  ```json 200 OK theme={null}
  {
    "data": [
      {
        "id": "att_1",
        "status": "failed",
        "status_code": 503,
        "response_body": "Service Unavailable",
        "error_message": null,
        "created_at": "2026-09-11T13:50:00Z"
      },
      {
        "id": "att_2",
        "status": "succeeded",
        "status_code": 200,
        "response_body": "{\"received\": true}",
        "error_message": null,
        "created_at": "2026-09-11T13:55:00Z"
      }
    ]
  }
  ```
</ResponseExample>


## Related topics

- [Retries and debugging](/webhooks/retries-and-debugging.md)
- [Domain already registered](/guides/domains/domain-already-registered.md)
- [Claim domain](/domains/claim-domain.md)
- [mailofly.dev Domain Error](/guides/domains/mailofly-dev-domain-error.md)
- [CORS Issues](/guides/sending/cors-issues.md)