| GATEWAY_INTERFACE | None |
| HTTP_ACCEPT | None |
| HTTP_ACCEPT_ENCODING | None |
| HTTP_ACCEPT_LANGUAGE | None |
| HTTP_CACHE_CONTROL | None |
| HTTP_CONNECTION | None |
| HTTP_HOST | None |
| HTTP_USER_AGENT | None |
| PATH | None |
| REMOTE_ADDR | None |
| SERVER_ADDR | None |
| SERVER_ADMIN | None |
| SERVER_NAME | None |
| SERVER_PORT | None |
| SERVER_PROTOCOL | None |
| SERVER_SOFTWARE | None |