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

# Phone Check

> Screen a phone number for fraud risk — carrier, country, and fraud signals before you onboard or approve high-value actions.

<div className="dj-endpoint">
  <span className={`dj-method dj-method-get`}>GET</span>
  <code>/api/v1/fraud/phone</code>
</div>

Screen a phone number for risk before you onboard or approve a high-value action — carrier, country, line type and fraud signals in one call.

## Headers

| Header          | Required | Description                                         |
| --------------- | -------- | --------------------------------------------------- |
| `Authorization` | Yes      | Your app's secret key, sent as-is — *not* `Bearer`. |
| `AppId`         | Yes      | The App ID from your dashboard.                     |

## Query parameters

| Parameter | Type   | Required | Description                                                    |
| --------- | ------ | -------- | -------------------------------------------------------------- |
| `phone`   | string | Yes      | The phone number to screen (international format recommended). |

## Response

Returns an `entity` with a `valid` flag, carrier and country `information`, the number’s `format`, a `risk_score`, and fraud flags — `leaked`, `spammer`, `disposable`, `suspicious`, `recent_abuse` and `active`.

## Errors

| Code  | Meaning                                                                                       |
| ----- | --------------------------------------------------------------------------------------------- |
| `400` | Bad request — a required parameter is missing or malformed.                                   |
| `401` | Unauthorized — check your key and `AppId` (no `Bearer` prefix).                               |
| `402` | Insufficient wallet balance. [Fund your wallet](/api-reference/core-concepts/wallet-billing). |
| `404` | No record found for the supplied identifier.                                                  |
| `429` | Too many requests — back off and retry.                                                       |

<RequestExample>
  ```bash cURL theme={null}
  curl --request GET \
    "https://api.dojah.io/api/v1/fraud/phone?phone=2348101234567" \
    -H "Authorization: {{secret_key}}" \
    -H "AppId: {{app_id}}"
  ```

  ```js Node.js theme={null}
  const params = new URLSearchParams({
    "phone": "2348101234567",
  });

  const url = "https://api.dojah.io/api/v1/fraud/phone?" + params;
  const res = await fetch(url, {
    headers: {
      Authorization: process.env.DOJAH_SECRET_KEY,
      AppId: process.env.DOJAH_APP_ID,
    },
  });
  const data = await res.json();
  ```

  ```python Python theme={null}
  import os, requests

  res = requests.get(
      "https://api.dojah.io/api/v1/fraud/phone",
      headers={
          "Authorization": os.environ["DOJAH_SECRET_KEY"],
          "AppId": os.environ["DOJAH_APP_ID"],
      },
      params={
          "phone": "2348101234567",
      },
  )
  data = res.json()
  ```
</RequestExample>

<ResponseExample>
  ```json GET /api/v1/fraud/phone theme={null}
  {
    "entity": {
      "phone": "2348101234567",
      "valid": true,
      "information": {
        "type": "Wireless",
        "carrier": "MTN Nigeria",
        "country": "NG",
        "city": "N/A",
        "zipcode": "N/A",
        "region": "Nigeria",
        "dialing_code": 234,
        "mnc": "12",
        "mcc": "123",
        "time_zone": "Africa/Lagos"
      },
      "format": {
        "formatted": "+2348101234567",
        "local": "0810 123 4567"
      },
      "risk_score": 0,
      "leaked": false,
      "spammer": false,
      "disposable": false,
      "suspicious": false,
      "recent_abuse": false,
      "active": true,
      "active_status": "N/A"
    }
  }
  ```
</ResponseExample>