1 Ping sent successfully
2 CONTENT_TYPE: text/ping
3 HTTP_PING_FROM: http://127.0.0.1:8000/navigation/ping-attribute/area-cross-origin.html
4 HTTP_PING_TO: http://127.0.0.1:8000/navigation/resources/check-ping.php
5 HTTP_REFERER: http://127.0.0.1:8000/navigation/ping-attribute/area-cross-origin.html
6 REQUEST_METHOD: POST