# List TLD application changes

`GET https://api.unique.domains/v1/tld-applications/changes`

Every recorded status or contention change of the round, newest first.

From `TldApplicationChange`, keyset on `(seenAt, id)`.

- Access: No key. Limited per address; a key adds the paid fields.
- Billing: One call.
- Formats: JSON, CSV (`.csv`)
- API: TLD Intelligence API

## Request

| Field | Type | Needs | Where | Description |
| --- | --- | --- | --- | --- |
| `kind` | string: status, contention_set | Optional | Query | What changed. |
| `since` | string | Optional | Query | A day or an ISO 8601 timestamp: changes seen at or after it. |
| `limit` | integer | Optional | Query | Rows a page: 20 by default, at most 20 without a key and 100 with a paid subscription; a larger value is clamped. |
| `cursor` | string | Optional | Query | The `meta.cursor` of the previous page; the last page answers `null`. |
| `fields` | string | Optional | Query | Comma-separated top-level keys to keep; an unknown key answers 400 `unsupported_field`. |

## Sample request

```bash
curl -X GET "https://api.unique.domains/v1/tld-applications/changes"
```

## Response

| Field | Type | Description |
| --- | --- | --- |
| `applicationId` | string |  |
| `string` | string |  |
| `kind` |  |  |
| `before` | string |  |
| `after` | string |  |
| `seenAt` | string | Timestamp the import saw it. |

## Errors

| Code | Status | What it means |
| --- | --- | --- |
| [`rate_limited`](https://unique.domains/api/problems/rate_limited) | 429 | Too many requests |
| [`internal`](https://unique.domains/api/problems/internal) | 500 | Unexpected error |

## Example answer

200, application/json

```json
{
  "data": [
    {
      "applicationId": "1-2026-0412",
      "string": "studio",
      "kind": "status",
      "before": "Received",
      "after": "Initial Evaluation",
      "seenAt": "2026-10-30T06:00:00.000Z"
    }
  ],
  "meta": {
    "asOf": "2026-11-05T08:00:00Z",
    "cursor": null,
    "limit": 20
  },
  "links": {
    "self": "https://api.unique.domains/v1/tld-applications/changes",
    "next": null,
    "register": null,
    "product": null,
    "dataset": null
  }
}
```

API status: https://uniquedomains.instatus.com

Full reference: https://unique.domains/api