| Used Operating Systems |
| 1 | 11469 | 47.54 | 1667 | 29.30 | Windows NT |
| 2 | 3258 | 13.51 | 2483 | 43.64 | +http://www.baidu.com/search/spider.html |
| 3 | 1844 | 7.64 | 394 | 6.92 | +http://www.bing.com/bingbot.htm |
| 4 | 1655 | 6.86 | 279 | 4.90 | +http://www.google.com/bot.html |
| 5 | 1439 | 5.97 | 119 | 2.09 | +http://yandex.com/bots |
| 6 | 1427 | 5.92 | 316 | 5.55 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 1353 | 5.61 | 222 | 3.90 | ezooms.bot@gmail.com |
| 8 | 347 | 1.44 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 9 | 186 | 0.77 | 12 | 0.21 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 186 | 0.77 | 29 | 0.51 | http://crawler.sistrix.net/ |
| 11 | 186 | 0.77 | 6 | 0.11 | Linux i686 [unknown version] |
| 12 | 170 | 0.70 | 4 | 0.07 | Intel Mac OS X 10.5 |
| 13 | 156 | 0.65 | 5 | 0.09 | X11 |
| 14 | 91 | 0.38 | 19 | 0.33 | +http://ahrefs.com/robot/ |
| 15 | 66 | 0.27 | 14 | 0.25 | Windows 98 |
| 16 | 58 | 0.24 | 27 | 0.47 | +http://www.exabot.com/go/robot |
| 17 | 45 | 0.19 | 20 | 0.35 | +http://discoveryengine.com/discoverybot... |
| 18 | 30 | 0.12 | 0 | 0.00 | Windows 9. |
| 19 | 24 | 0.10 | 8 | 0.14 | ScoutJet; +http://blekko.com/about/blekk... |
| 20 | 20 | 0.08 | 5 | 0.09 | +http://www.seoprofiler.com/bot |
| 21 | 16 | 0.07 | 5 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 22 | 14 | 0.06 | 7 | 0.12 | Windows 95 |
| 23 | 14 | 0.06 | 7 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 24 | 9 | 0.04 | 9 | 0.16 | +http://pmoz.info/doc/botinfo.htm |
| 25 | 9 | 0.04 | 4 | 0.07 | +info@netcraft.com |
| 26 | 8 | 0.03 | 4 | 0.07 | Auto; Windows |
| 27 | 8 | 0.03 | 2 | 0.04 | PPC Mac OS X |
| 28 | 6 | 0.02 | 3 | 0.05 | http://www.botje.com/plukkie.htm |
| 29 | 6 | 0.02 | 3 | 0.05 | Windows ME |
| 30 | 4 | 0.02 | 2 | 0.04 | Windows 2000 |
| 31 | 4 | 0.02 | 4 | 0.07 | Linux [unknown version] |
| 32 | 4 | 0.02 | 2 | 0.04 | Windows 3.1 |
| 33 | 3 | 0.01 | 1 | 0.02 | +http://tourlenta.com |
| 34 | 3 | 0.01 | 3 | 0.05 | +http://domains.checkparams.com/ |
| 35 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 36 | 2 | 0.01 | 2 | 0.04 | Windows XP |
| 37 | 1 | 0.00 | 1 | 0.02 | Win32 |
| 38 | 1 | 0.00 | 1 | 0.02 | Android 2.2.1 |
