# Return server SNI support status

This function checks whether the server supports SNI (Server Name Indication).



  * Functions that enable Mail SNI succeed with a warning that Mail SNI is always enabled.
  * Functions that disable Mail SNI fail and make no changes.

Endpoint: GET /is_sni_supported
Version: 11.134.0.5
Security: BasicAuth

## Response 200 fields (application/json):

  - `data` (object)

  - `data.sni` (integer)
    Whether the server supports SNI.
-  — SNI supported.
-  — SNI  supported.
    Enum: 0, 1

  - `metadata` (object)

  - `metadata.command` (string)
    The method name called.
    Example: "is_sni_supported"

  - `metadata.reason` (string)
    The reason the API function failed when the 
field is . This field may display a success message when
a function succeeds.
    Example: "OK"

  - `metadata.result` (integer)
    *  - Success
*  - Failed. Check the  field for more details.
    Enum: 0, 1

  - `metadata.version` (integer)
    The version of the API function.
    Example: 1