Querying the DNS API Version

Function

Query a specified DNS API version.

To be interconnected with a third-party system, the current DNS version supports 1024- and 2048-bit DH key exchange algorithms, and the 2048-bit algorithm is recommended.

URI

GET /{version}

For details, see Table 1.

**Table 1** Parameter in the URI
Parameter	Mandatory	Type	Description
version	Yes	String	Version to be queried, which starts with v, for example, v2

Request

Request parameters
None
Example request
Query information about the v2 API version.
```
GET https://{DNS_Endpoint}/v2
```

Response

Parameter description

**Table 2** Parameter in the response
Parameter	Type	Description
version	Object	Version object. For details, see Table 3.

**Table 3** Description of the **version** field
Parameter	Type	Description
status	String	Version status, which can be: CURRENT: widely used version SUPPORTED: earlier version which is still supported DEPRECATED: deprecated version which may be deleted later
id	String	Version number, for example, v2
updated	String	Time when the API version was released The UTC time format is used: YYYY-MM-DDTHH:MM:SSZ.
version	String	Maximum micro-version number. If the APIs do not support micro-versions, the value is left blank.
min_version	String	Minimum micro-version number. If the APIs do not support micro-versions, the value is left blank.
links	Array of object	URL of the current version. For details, see Table 4.

**Table 4** Description of the **links** field
Parameter	Type	Description
href	String	Link address
rel	String	Link marker name

Example response

{
        "version": 
            {
                "status": "CURRENT",
                "id": "v2",
                "links": [
                    {
                        "href": "https://Endpoint/v2/",
                        "rel": "self"
                    }
                ],
            "min_version": "",
            "updated": "2018-09-18T00:00:00Z",
            "version": ""
            }
}