# list_domains (/docs/mcp/tools/list-domains)

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**List sending domains** · Read-only

The domains bought or imported for sending, with their mailboxes, DNS state, expiry date and auto-renew. Free.

| Connection | Account URL, team member URL or OAuth |
| --- | --- |

## Parameters [#parameters]

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `websiteId` | `string` | Yes | Website ID from list_websites. |

## Tool definition [#tool-definition]

What your assistant receives from `tools/list`:

```json
{
  "name": "list_domains",
  "title": "List sending domains",
  "annotations": {
    "title": "List sending domains",
    "readOnlyHint": true,
    "destructiveHint": false,
    "idempotentHint": true,
    "openWorldHint": false
  },
  "inputSchema": {
    "type": "object",
    "properties": {
      "websiteId": {
        "type": "string",
        "description": "Website ID from list_websites."
      }
    },
    "required": [
      "websiteId"
    ]
  }
}
```