---
metadata:
  - name: generator
    content: Diplodoc Platform v5.44.0
alternate:
  - https://yandex.com/dev/webmaster/doc/en/reference/host-links-external-history.md
  - https://yandex.com/dev/webmaster/doc/ru/reference/host-links-external-history.md
keywords:
  - s
  - i
  - t
  - e
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com/dev/webmaster/doc/en/llms.txt


# Getting the history of changes in the number of external links to the site

Returns the history of changes in the number of external links to the site.

## Request format

```
GET https://api.webmaster.yandex.net/v4/user/{[user-id](*user-id)}/hosts/{[host-id](*host-id)}/links/external/history
  ? ([indicator](*indicator)=<string>)
```



#|
||
`user-id`
|
<!-- source: en/_includes/popups.md -->
Type: `int64`. User ID. Required when calling all Yandex.Webmaster API resources. To get it, use the [GET /v4/user](https://yandex.com/dev/webmaster/doc/en/reference/user.md) method.
<!-- endsource: en/_includes/popups.md -->
||
||
`host-id`
|
<!-- source: en/_includes/popups.md -->
Type: `host id (string)`. The site ID. To get it, use the [GET /v4/user/{user-id}/hosts](https://yandex.com/dev/webmaster/doc/en/reference/hosts.md) method.
<!-- endsource: en/_includes/popups.md -->
||
||
`indicator`[*](*requiredParam)
|
Indicates the number of external links ([APIExternalLinksIndicator](*api-external-links-indicator)).
||
|#

\* Required

## Response format

### Examples

> 
> {% list tabs %}
> 
> - JSON
> 
>   
>   ```javascript
>   {
>     "indicators": {
>       "[LINKS_TOTAL_COUNT](*api-external-links-indicator)": [
>         {
>           "date": "2019-01-01T00:00:00,000+0300",
>           "value": 1
>         }
>       ]
>     }
>   }
>   ```
>   
> 
> - XML
> 
>   
>   ```xml
>   <Data>
>       <indicators>
>           <[LINKS_TOTAL_COUNT](*api-external-links-indicator)>
>               <[date](*date)>2019-01-01T00:00:00,000+0300</date>
>               <[value](*value)>1</value>
>           </[LINKS_TOTAL_COUNT](*api-external-links-indicator)>
>       </indicators>
>   </Data>
>   ```
> 
> {% endlist %}

#|
|| **Name** | **Required** | **Type** | **Description** ||
|| [LINKS_TOTAL_COUNT](*api-external-links-indicator) | Yes | [APIExternalLinksIndicator](*api-external-links-indicator) | Indicates the number of external links. ||
|| `date` | Yes | `Date` | The date when the link was detected. ||
|| `value` | Yes | `string` | The indicator value. ||
|#

<!-- source: en/_includes/reference/api-external-links-indicator.md -->
### Indicators of external links (ApiExternalLinksIndicator) {#api-external-links-indicator}

#|
|| **Indicator** | **Description** ||
|| `LINKS_TOTAL_COUNT` | The total number of known external links to the host. ||
|#
<!-- endsource: en/_includes/reference/api-external-links-indicator.md -->

## Response codes

To view the response structure in detail, click the reason.

#|
||
**Code** | **Reason** | **Description**
||
||
200 | OK | 
||
||
403
|
[INVALID_USER_ID](https://yandex.com/dev/webmaster/doc/en/reference/errors.md#invalid-user-id)
|
The ID of the user who issued the token differs from the one specified in the request. In the examples below, `{user_id}` shows the correct `uid` of the OAuth token owner.

{% list tabs %}

- JSON

  ```json
  {   
      "error_code": "INVALID_USER_ID",   
      "available_user_id": 1,   
      "error_message": "Invalid user id. {user_id} should be used."
  }
  ```

- XML

  ```xml
  <Data>     
      <[error_code](*error_code)>INVALID_USER_ID</error_code>     
      <[available_user_id](*available_user_id)>1</available_user_id>     
      <[error_message](*error_message)>Invalid user id. {user_id} should be used.</error_message>
  </Data> ```

{% endlist %}
||
||
404
|
[HOST_NOT_VERIFIED](https://yandex.com/dev/webmaster/doc/en/reference/errors.md#host-not-verif)
|
Site management rights are not verified.

{% list tabs %}

- JSON

  ```json
  {   
      "error_code": "HOST_NOT_VERIFIED",   
      "host_id": "http:ya.ru:80",   
      "error_message": "some string"
  }
  ```

- XML

  ```xml
  <Data>   
      <[error_code](*error_code)>HOST_NOT_VERIFIED</error_code>     
      <[host_id](*host_id)>http:ya.ru:80</host_id>   
      <[error_message](*error_message)>some string</error_message>
  </Data>
  ```

{% endlist %}
||
|#

### Related information

- [Error codes and statuses](https://yandex.com/dev/webmaster/doc/en/reference/errors.md)




[*requiredParam]:^*^Required

[*user-id]: Type: `int64`. User ID. Required when calling all Yandex.Webmaster API resources. To get it, use the [GET /v4/user](https://yandex.com/dev/webmaster/doc/en/reference/user.md) method.

[*host-id]: Type: `host id (string)`. The site ID. To get it, use the [GET /v4/user/{user-id}/hosts](https://yandex.com/dev/webmaster/doc/en/reference/hosts.md) method.

[*indicator]: Indicates the number of external links ([APIExternalLinksIndicator](#api-external-links-indicator)).

[*api-external-links-indicator]: ### Indicators of external links (ApiExternalLinksIndicator) {#api-external-links-indicator}

#|
|| **Indicator** | **Description** ||
|| `LINKS_TOTAL_COUNT` | The total number of known external links to the host. ||
|#

[*error_code]: **Description**

Error code.

[*available_user_id]: **Description**

ID of the user who allowed access.

[*host_id]: **Description**

ID of the requested site.

[*error_message]: **Description**

Error message.

[*date]: **Required**

Yes

**Type**

`Date`

**Description**

The date when the link was detected.

[*value]: **Required**

Yes

**Type**

`string`

**Description**

The indicator value.