Release messages from quarantine

POST/accounts/{account_id}/email-security/investigate/release

Releases one or more quarantined messages, delivering them to the intended recipients. Use when a message was incorrectly quarantined. Returns delivery status for each recipient.

Security

API Token

The preferred authorization scheme for interacting with the Cloudflare API. Create a token.

Example:Authorization: Bearer Sn3lZJTBX6kkg7OdcBUAxOO963GEIyGQqnFTOFYY

API Email + API Key

The previous authorization scheme for interacting with the Cloudflare API, used in conjunction with a Global API key.

Example:X-Auth-Email: user@example.com

The previous authorization scheme for interacting with the Cloudflare API. When possible, use API tokens instead of Global API keys.

Example:X-Auth-Key: 144c9defac04969c7bfad8efaa8ea194

Accepted Permissions (at least one required)

Cloud Email Security: Write

Path ParametersExpand Collapse

account_id: string

Identifier.

maxLength32

Body ParametersJSONExpand Collapse

body: array of string

ReturnsExpand Collapse

errors: array of object { code, message, documentation_url, source }

code: number

minimum1000

message: string

documentation_url: optional string

source: optional object { pointer }

pointer: optional string

messages: array of object { code, message, documentation_url, source }

code: number

minimum1000

message: string

documentation_url: optional string

source: optional object { pointer }

pointer: optional string

result: array of object { id, delivered, failed, 2 more }

id: string

Unique identifier for a message retrieved from investigation

delivered: optional array of string

failed: optional array of string

Deprecatedpostfix_id: optional string

Deprecated, use id instead. End of life: November 1, 2026.

undelivered: optional array of string

success: true

Whether the API call was successful.

Release messages from quarantine

curl https://api.cloudflare.com/client/v4/accounts/$ACCOUNT_ID/email-security/investigate/release \
    -H 'Content-Type: application/json' \
    -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
    -d '[
          "4Njp3P0STMz2c02Q-2024-01-05T10:00:00-12345678"
        ]'

{
  "errors": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "messages": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "result": [
    {
      "id": "4Njp3P0STMz2c02Q-2024-01-05T10:00:00-12345678",
      "delivered": [
        "string"
      ],
      "failed": [
        "string"
      ],
      "postfix_id": "4Njp3P0STMz2c02Q",
      "undelivered": [
        "string"
      ]
    }
  ],
  "success": true
}

Returns Examples

{
  "errors": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "messages": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "result": [
    {
      "id": "4Njp3P0STMz2c02Q-2024-01-05T10:00:00-12345678",
      "delivered": [
        "string"
      ],
      "failed": [
        "string"
      ],
      "postfix_id": "4Njp3P0STMz2c02Q",
      "undelivered": [
        "string"
      ]
    }
  ],
  "success": true
}