#include    <iostream>
#include    <winsock2.h>
#include    <windows.h>
#include    <windns.h> 
#pragma  comment (lib, "dnsapi.lib")
#pragma  comment (lib, "ws2_32.lib")
int main()
{
		PDNS_RECORD ppQueryResultSet;
		if (DnsQuery( "mail.ru", DNS_TYPE_MX, DNS_QUERY_STANDARD, NULL, &ppQueryResultSet, NULL)==ERROR_SUCCESS)
			MessageBox(0,ppQueryResultSet->Data.MX.pNameExchange,NULL,MB_OK);
		return 0;
}