| AUTH_TYPE | (none) | client authorization method |
| CONTENT_LENGTH | (none) | size of input posted from client |
| CONTENT_TYPE | (none) | MIME type of content |
| DATE_GMT | Tuesday, 24-Nov-2009 03:16:19 GMT | current GMT |
| DATE_LOCAL | Monday, 23-Nov-2009 21:16:19 CST | current local time and date |
| DOCUMENT_NAME | ssi.shtml | document name that was requested |
| DOCUMENT_URL | (none) | URL of the document |
| LAST_MODIFIED | Saturday, 15-Oct-2005 16:07:23 CDT | document modified date |
| PAGE_COUNT | (none) | number of accesses to current document since server was brought on line |
| HTTP_REFERER | (none) | URL of the document the client came from |
| HTTP_USER_AGENT | CCBot/1.0 (+http://www.commoncrawl.org/bot.html) | ID string of web browser |
| REMOTE_ADDR | 38.107.191.107 | numeric IP address of the client |
| REMOTE_HOST | (none) | domain name of the client (if reverse lookup turned on) |
| REMOTE_USER | (none) | ID of user, rarely ever found |
| REQUEST_METHOD | GET | HTTP method: GET OR POST |
| SERVER_NAME | www.math.unl.edu | server hostname |
| SERVER_PORT | 80 | the port used by httpd |
| SERVER_PROTOCOL | HTTP/1.1 | version of httpd compliance |
| SERVER_SOFTWARE | Apache/2.2.3 (CentOS) | name of the server software |
| TOTAL_HITS | (none) | total number of pages served by server since brought on line |