| Used Operating Systems |
| 1 | 55096 | 85.94 | 461 | 16.26 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3729 | 5.82 | 892 | 31.45 | Windows NT |
| 3 | 1279 | 1.99 | 233 | 8.22 | +http://www.linkdex.com/bots/ |
| 4 | 1096 | 1.71 | 269 | 9.49 | +http://ahrefs.com/robot/ |
| 5 | 788 | 1.23 | 283 | 9.98 | +http://www.google.com/bot.html |
| 6 | 645 | 1.01 | 83 | 2.93 | +http://yandex.com/bots |
| 7 | 485 | 0.76 | 78 | 2.75 | +http://www.bing.com/bingbot.htm |
| 8 | 468 | 0.73 | 357 | 12.59 | +http://www.baidu.com/search/spider.html |
| 9 | 286 | 0.45 | 96 | 3.39 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 52 | 0.08 | 4 | 0.14 | +http://OpenLinkProfiler.org/bot |
| 11 | 44 | 0.07 | 2 | 0.07 | +http://www.aihitdata.com/about |
| 12 | 23 | 0.04 | 17 | 0.60 | Windows 95 |
| 13 | 22 | 0.03 | 2 | 0.07 | crawler@mixrank.com |
| 14 | 21 | 0.03 | 13 | 0.46 | MSIE 5.5; Windows NT 5.0 |
| 15 | 16 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 16 | 8 | 0.01 | 8 | 0.28 | Linux i686 [unknown version] |
| 17 | 8 | 0.01 | 2 | 0.07 | +http://www.profound.net/domainappender |
| 18 | 8 | 0.01 | 4 | 0.14 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 6 | 0.01 | 6 | 0.21 | X11 |
| 20 | 5 | 0.01 | 5 | 0.18 | Windows 2000 |
| 21 | 5 | 0.01 | 5 | 0.18 | MSIE 5.5; Windows NT 4.0 |
| 22 | 4 | 0.01 | 0 | 0.00 | Windows XP |
| 23 | 4 | 0.01 | 2 | 0.07 | Windows 98 |
| 24 | 2 | 0.00 | 2 | 0.07 | Windows CE |
| 25 | 2 | 0.00 | 2 | 0.07 | Intel Mac OS X 10.5 |
| 26 | 2 | 0.00 | 2 | 0.07 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 27 | 2 | 0.00 | 2 | 0.07 | http://nmap.org/book/nse.html |
| 28 | 2 | 0.00 | 2 | 0.07 | Linux [unknown version] |
| 29 | 2 | 0.00 | 2 | 0.07 | Windows ME |
| 30 | 2 | 0.00 | 2 | 0.07 | Windows 3.1 |
| 31 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
