error: The remote name could not be resolved: 'info@myemail.ir' c# asp.net

Question

i want to send mail programatically with my website and i cant do this. this is my code

MailMessage sendMailMessage = new MailMessage();
            sendMailMessage.From = new MailAddress("info@myemail.ir", "");//esb@ertebatsanatbazar.ir
            sendMailMessage.To.Add(txtemail.Text);
            sendMailMessage.Bcc.Add(txtemail.Text);
            sendMailMessage.Subject = "وبسایت تبلیغاتی";
            string mailBody = "کاربر گرامی سلام؛ از اینکه وبسایت ما را برای تبلیغات خود انتخاب کردید متشکریم کد فعالسازی حساب کاربری شما:" + vercode.ToString();
            sendMailMessage.Body = mailBody;
            sendMailMessage.IsBodyHtml = true;
            NetworkCredential netCredential = new NetworkCredential("info@myemail.ir", "****");
            SmtpClient smtpClient = new SmtpClient("info@myemail.ir", 25);
            smtpClient.EnableSsl = true;
            smtpClient.Credentials = netCredential;
            smtpClient.Send(sendMailMessage);

and get following error:

The remote name could not be resolved: 'info@myemail.ir

Answer 1

finally it work with this:

SmtpClient smtpClient = new SmtpClient("myserver.com", 25);

thank you pasilda