Is it possible to send POST data with a HEAD Request?
Using Arduino is frequently used this way to send data:
ArduinoClient.print("HEAD /wsendtemp.php?c1=");
ArduinoClient.print(temp[0]);
ArduinoClient.print("&time=");
ArduinoClient.print(micros());
ArduinoClient.println(" HTTP/1.1"); // attenzione allo spazio
//ArduinoClient.println("Host: 127.0.0.1");
ArduinoClient.println("Host: www.mcmajan.com");//184,173,194,61
ArduinoClient.println("User-Agent:Arduino");
ArduinoClient.println("Accept: text/html");
ArduinoClient.println("Connection: close");
ArduinoClient.println();
ArduinoClient.stop();