| Apache | 42423061 |
| NGinx | 28674589 |
| Microsoft-IIS | 13007017 |
| Cloudflare | 3144738 |
| Openresty | 1961689 |
| LiteSpeed | 1620186 |
| Undefined | 640586 |
| DPS | 560610 |
| Tengine | 474699 |
| ATS | 468583 |
| GHS | 415733 |
| UD Forwarding | 375814 |
| GSE | 310459 |
| Sun-ONE-Web-Server | 233863 |
| HTTPd | 212825 |
| Server | 210121 |
| Redirector | 188852 |
| Microsoft-HTTPAPI | 174392 |
| IdeaWebServer | 167507 |
| BigIP | 146320 |
| AmazonS3 | 141859 |
| CM4all | 117787 |
| Kestrel | 100271 |
| DOSarrest | 91904 |
| GitHub | 90507 |
| Perl Dancer | 79841 |
| IIS | 77619 |
| Aruba-proxy | 65559 |
| ZENEDGE | 60508 |
| Beaver | 56081 |
| Cowboy | 53711 |
| Sucuri | 53613 |
| ESF | 52302 |
| Flywheel | 50103 |
| api-gateway | 45939 |
| Kangle | 43882 |
| NetNames | 39330 |
| o2switch PowerBoost | 39036 |
| awex | 34179 |
| Caddy | 33327 |
| DNSME HTTP Redirection | 32284 |
| Varnish | 31356 |
| Netlify | 29386 |
| SSWS | 27803 |
| UD Webspace | 23709 |
| PCX | 19287 |
| Google Frontend | 19232 |
| QRATOR | 18700 |
| Jino.ru | 15722 |
| gunicorn | 15565 |
| gws | 14960 |
| NOYB | 14863 |
| CentOS | 12384 |
| Zeus | 10565 |
| Hostpoint Redirect Service | 9858 |
| Now | 9274 |
| CloudFront | 8695 |
| Lotus-Domino | 6511 |
| Web r | 5894 |
| AkamaiGHost | 5389 |
| Mocha Cache | 4584 |
| COMODO WAF | 4265 |
| CherryPy | 4225 |
| Squid | 4149 |
| Jetty | 4094 |
| ngjit | 3046 |
| Oracle-iPlanet-Web-Server | 2916 |
| Awselb | 2260 |
| ECD | 2222 |
| WPX CLOUD | 2192 |
| Pagely Gateway | 1981 |
| Oracle-Application-Server | 1809 |
| Coding Pages | 1617 |
| NetDNA | 1592 |
| Fly.io | 1521 |
| 123domain.eu-Redirect | 1501 |
| GlassFish Server Open Source Edition | 1443 |
| haproxy | 1432 |
| ECAcc | 1069 |
| Lemarit Redirector | 1028 |
| Mod_perl | 963 |
| NaviServer | 816 |
| OpenCms | 812 |
| Pantheon | 659 |
| Convrrt HTTP | 642 |
| h2o | 636 |
| Security | 629 |
| AIX | 621 |
| Goalline | 605 |
| WSGI | 331 |
| ArvanCloud | 329 |
| Keycdn-engine | 292 |
| Post | 284 |
| Kerio Connect | 281 |
| Constellix HTTP Redirection | 206 |
| WebSEAL | 206 |
| Skynet | 141 |
| Oracle GlassFish | 130 |
| KLIQS.COM | 124 |
| Netscape-iPlanet | 115 |
| LANCOM | 104 |
| Oracle-HTTP-Server-12c | 99 |
| HTTP::Server::PSGI | 69 |
| Millennium Arts | 69 |
| JuanDeFu | 64 |
| Visualsoft | 63 |
| BozoHttpd | 52 |
| Zope | 44 |
| SNS | 19 |
| Dustin | 15 |
| Phenompeople | 10 |
| DeepFried Potato | 8 |
| SP-XML | 7 |
| MyOwnConference | 6 |
| Omniture DC | 3 |
| iSOFT FishanX | 1 |
