| Apache | 3627 |
| NGinx | 3483 |
| UD Forwarding | 509 |
| Microsoft-IIS | 388 |
| Cloudflare | 178 |
| DOSarrest | 86 |
| LiteSpeed | 85 |
| Openresty | 76 |
| GHS | 62 |
| DPS | 57 |
| GitHub | 28 |
| Aruba-proxy | 28 |
| Undefined | 24 |
| HTTPd | 22 |
| Redirector | 21 |
| AmazonS3 | 18 |
| GSE | 12 |
| Microsoft-HTTPAPI | 11 |
| Cowboy | 10 |
| UD Webspace | 9 |
| IdeaWebServer | 9 |
| ATS | 7 |
| Varnish | 7 |
| CloudFront | 7 |
| Sun-ONE-Web-Server | 7 |
| NaviServer | 7 |
| o2switch PowerBoost | 6 |
| Flywheel | 5 |
| Netlify | 5 |
| Perl Dancer | 5 |
| Hostpoint Redirect Service | 4 |
| Google Frontend | 4 |
| NetNames | 3 |
| Sucuri | 3 |
| Caddy | 3 |
| ESF | 3 |
| QRATOR | 3 |
| Post | 2 |
| Tengine | 2 |
| BigIP | 2 |
| Server | 2 |
| Kestrel | 2 |
| Web r | 2 |
| gunicorn | 2 |
| PCX | 2 |
| Jetty | 1 |
| IIS | 1 |
| DNSME HTTP Redirection | 1 |
| Mocha Cache | 1 |
| Pagely Gateway | 1 |
| Now | 1 |
| AIX | 1 |
| Lotus-Domino | 1 |
| SSWS | 1 |
| Pantheon | 1 |
| Millennium Arts | 1 |
|
 |
