| Used Operating Systems |
| 1 | 21385 | 57.46 | 296 | 5.71 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5903 | 15.86 | 11 | 0.21 | +http://www.seoprofiler.com/bot |
| 3 | 3493 | 9.39 | 1820 | 35.11 | Windows NT |
| 4 | 1865 | 5.01 | 98 | 1.89 | +http://yandex.com/bots |
| 5 | 1796 | 4.83 | 1741 | 33.59 | +http://www.baidu.com/search/spider.html |
| 6 | 1486 | 3.99 | 729 | 14.07 | +http://www.google.com/bot.html |
| 7 | 608 | 1.63 | 274 | 5.29 | +http://www.bing.com/bingbot.htm |
| 8 | 268 | 0.72 | 84 | 1.62 | +http://www.linkdex.com/about/bots/ |
| 9 | 158 | 0.42 | 14 | 0.27 | +http://siteexplorer.info/ |
| 10 | 33 | 0.09 | 17 | 0.33 | +http://www.exabot.com/go/robot |
| 11 | 30 | 0.08 | 14 | 0.27 | help@moz.com |
| 12 | 29 | 0.08 | 1 | 0.02 | http://www.dataprovider.com/ |
| 13 | 26 | 0.07 | 10 | 0.19 | Windows 95 |
| 14 | 24 | 0.06 | 17 | 0.33 | X11 |
| 15 | 15 | 0.04 | 13 | 0.25 | Android 2.3.5 |
| 16 | 12 | 0.03 | 5 | 0.10 | Windows 98 |
| 17 | 11 | 0.03 | 11 | 0.21 | Intel Mac OS X 10.6 |
| 18 | 9 | 0.02 | 3 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 19 | 8 | 0.02 | 3 | 0.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 7 | 0.02 | 3 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 21 | 6 | 0.02 | 2 | 0.04 | Windows ME |
| 22 | 6 | 0.02 | 6 | 0.12 | Linux i686 [unknown version] |
| 23 | 5 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 24 | 5 | 0.01 | 3 | 0.06 | Windows XP |
| 25 | 5 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 26 | 4 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 27 | 4 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 3 | 0.01 | 1 | 0.02 | Windows CE |
| 29 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 30 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 31 | 2 | 0.01 | 1 | 0.02 | ezooms.bot@gmail.com |
| 32 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 33 | 1 | 0.00 | 1 | 0.02 | Windows 3.1 |
| 34 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.4 |
