| Server | nginx/1.4.6 (Ubuntu) |
| Content-Type | text/html; charset=UTF-8 |
| Connection | keep-alive |
| X-Pingback | http://www.columbian.com/wordpress/xmlrpc.php |
| Vary | Accept-Encoding |
| Content-Encoding | gzip |
| Access-Control-Allow-Origin | * |
| Access-Control-Allow-Headers | * |
| Access-Control-Max-age | 1278000 |
| X-COL-Web-Server | col-web-15 |
| X-Host | www.columbian.com |
| Cache-Control | public, max-age=120 |
| X-COL-Refresh | Every 2 minutes |
| X-COL-Page | Homepage |
| X-Varnish | 189235802 189268301 |
| Age | 75 |
| Via | 1.1 varnish-v4 |
| X-Cache | HIT |
| X-Cache-Hits | 671075 |
| X-Allow | GET, HEAD |
| X-COL-Cache-Server | col-cache-02 |
| X-COL-Via | Varnish 4.0 |
| X-COL-URL | / |
| X-Merc-Status | 5000 |
| X-Powered-By | The Columbian Web Team |
| Accept-Ranges | bytes |