C++ Socket Problem

cout << "Es wird nach neuen MTA Updates gesucht" << endl;
    QTcpSocket *socket = new QTcpSocket();
    socket->connectToHost("nightly.mtasa.com",80);
    if (!socket->waitForConnected(5000)){
        cout << "Connection failed!" << endl;
        return false;
    }


    socket->write(QString("GET / HTTP/1.1").toUtf8());
    socket->flush();
    socket->write(QString("Host: nightly.mtasa.com\n").toUtf8());
    socket->flush();
    cout << "Abfrage Gesendet" << endl;


    QByteArray HTML = "";
    while (socket->canReadLine())
    {
        cout << QString(socket->readLine()).toStdString();


    }
    //QString HTMLString = QString::fromUtf8(HTML.trimmed());
    //cout << "HTML: " <<HTMLString.toStdString();
    return true;