| Apache | 511477 |
| NGinx | 231762 |
| Microsoft-IIS | 66802 |
| Cloudflare | 27791 |
| Tengine | 10483 |
| Sun-ONE-Web-Server | 10152 |
| GHS | 10036 |
| LiteSpeed | 9481 |
| Openresty | 8979 |
| ATS | 6224 |
| HTTPd | 3919 |
| UD Forwarding | 3891 |
| Redirector | 3780 |
| DPS | 3569 |
| BigIP | 2805 |
| Undefined | 2775 |
| Microsoft-HTTPAPI | 2201 |
| Server | 1462 |
| IdeaWebServer | 1393 |
| AmazonS3 | 720 |
| NetNames | 679 |
| DNSME HTTP Redirection | 642 |
| GSE | 624 |
| Aruba-proxy | 534 |
| ESF | 517 |
| NOYB | 473 |
| Perl Dancer | 430 |
| Varnish | 423 |
| DOSarrest | 389 |
| ZENEDGE | 242 |
| Jino.ru | 219 |
| o2switch PowerBoost | 207 |
| SSWS | 205 |
| Flywheel | 197 |
| Cowboy | 197 |
| Kestrel | 193 |
| Caddy | 189 |
| Sucuri | 166 |
| CM4all | 147 |
| GitHub | 140 |
| AkamaiGHost | 137 |
| Hostpoint Redirect Service | 131 |
| Beaver | 128 |
| UD Webspace | 112 |
| CloudFront | 97 |
| Mocha Cache | 92 |
| 123domain.eu-Redirect | 85 |
| Lotus-Domino | 85 |
| Google Frontend | 83 |
| QRATOR | 76 |
| Lemarit Redirector | 70 |
| awex | 68 |
| Netlify | 64 |
| ngjit | 64 |
| PCX | 60 |
| Zeus | 60 |
| Kangle | 59 |
| IIS | 53 |
| Awselb | 40 |
| COMODO WAF | 36 |
| api-gateway | 34 |
| Now | 33 |
| Jetty | 25 |
| CentOS | 24 |
| Squid | 21 |
| Oracle-Application-Server | 18 |
| Pantheon | 18 |
| gws | 14 |
| Constellix HTTP Redirection | 10 |
| Kerio Connect | 10 |
| GlassFish Server Open Source Edition | 7 |
| gunicorn | 7 |
| ECD | 7 |
| WPX CLOUD | 6 |
| Pagely Gateway | 5 |
| Web r | 5 |
| ECAcc | 5 |
| NaviServer | 4 |
| AIX | 4 |
| Oracle-iPlanet-Web-Server | 4 |
| haproxy | 4 |
| Skynet | 3 |
| NetDNA | 3 |
| Coding Pages | 3 |
| Fly.io | 2 |
| OpenCms | 2 |
| Goalline | 2 |
| LANCOM | 2 |
| Millennium Arts | 2 |
| WSGI | 2 |
| Post | 2 |
| h2o | 2 |
| Security | 1 |
| Convrrt HTTP | 1 |
| CherryPy | 1 |
| Keycdn-engine | 1 |
| WebSEAL | 1 |
| Visualsoft | 1 |
