| Ping sent successfully | |
| CONTENT_TYPE: text/ping | |
| HTTP_PING_FROM: http://127.0.0.1:8000/navigation/ping-cross-origin.html | |
| HTTP_PING_TO: http://127.0.0.1:8000/navigation/resources/check-ping.php | |
| HTTP_REFERER: http://127.0.0.1:8000/navigation/ping-cross-origin.html | |
| REQUEST_METHOD: POST |