/// <summary>
/// Create DNS question message for A IN records (as bytes).
/// </summary>
public static byte[] CreateQuestionAsBytes(string name, string qtype)
{
var message = new DnsMessage();
var header = new DnsHeader();
header.ID = GetId();
header.QDCOUNT = 1;
message.Header = header;
var question = new DnsQuestion();
question.Name = name;
question.QType = (ushort)Enum.Parse(typeof(RecordType), qtype, ignoreCase: true);
question.QClass = 1;
message.Question = question;
return(DnsMessageToBytes(message));
}