CheckConnection.cs

public class CheckConnection : MonoBehaviour
{
    private void Start()
    {
        StartCoroutine(IsConnected(connected => 
        {
            if (connected)
            {
                Debug.Log("connented in internet")
            }else
            {
                Debug.Log( "cant connected internet")
            }
        }));
    }
        
    public  IEnumerator IsConnected(Action<bool> action)
    {
        var isConnected = false;
        var request = UnityWebRequest.Get("https://www.nndwn.my.id/cultureshock/privacy");
        request.method = "HEAD";
        request.timeout = 3;

        yield return request.SendWebRequest();
            
        if (request.responseCode == 200)
        {
            isConnected = true;
               
        }
   
        action(isConnected);
    }

}