$mail = new PHPMailer();
    $mail->IsSmtp();
    $mail->IsHTML(true);  
    $mail->Mailer = "smtp";
    $mail->CharSet  = "utf-8";
    $mail->Host      = gethostbyname("smtp.yandex.com");
    $mail->Port      = 587;
    $mail->SMTPSecure    = "tls";
    $mail->SMTPAuth      = true;
    $mail->SMTPAutoTLS = false;
    $mail->SMTPDebug     = 0;
    $mail->SMTPOptions = array(
        'ssl' => array(
            'verify_peer' => false,
            'verify_peer_name' => false,
            'allow_self_signed' => true
        )
    );
    $mail->setLanguage('tr', '../phpmailer/');
    $mail->Username      = "info@asd.com.tr";
    $mail->Password      = "aasd";
    $mail->Sender        = "info@asd.com.tr";
    $mail->From      = "info@asd.com.tr";
    $mail->FromName  = "asd";
    $mail->Subject   = "İNTERNET SİTESİ ÜZERİNDEN MESAJ GELDİ";    
    $mail->Body      = '<h3>İNTERNET SİTESİNDEN BİR MESAJ GELDİ</h3><hr><p>Gönderen : '.$adsoyad.'</p><p>Mail Adresi : '.$mail.'</p><p>Mesaj : '.$mesaj.'</p>';
    $mail->AddAddress('info@asd.com.tr');
    $mail->Send();