c# Datagraidview

How to get info in DataGridView

public DataTable pingutility()
        {
            string[] bping = System.IO.File.ReadAllLines(@"G:\Emails\computers.txt");
            for (int i = 0; i < bping.Length; i++)
            {
                Ping ping = new Ping();
                IPHostEntry entry = null;
                try
                {
                    entry = Dns.GetHostEntry(bping[i].ToString());
                }
                catch (Exception ex)
                {
                    Console.ForegroundColor = ConsoleColor.DarkRed;
                    Console.WriteLine("Host Not found" + " " + bping[i].ToString());
                    continue;
                }
                PingReply pingReply = ping.Send(bping[i].ToString());

                DataTable dt = new DataTable();
                dt.Columns.Add("Status");
                dt.Columns.Add("IPAddress");
                dt.Columns.Add("HostName");

                foreach (f in pingReply)
                {
                    DataRow dr = dt.NewRow();
                    dr[0] = (f.Status).ToString();
                    dr[1] = (f.Address).ToString();

                   dr[2] = (f.HostName).ToString();                                   
                    dt.Rows.Add(dr);

                }

                return dt;           

            }

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