| Used Operating Systems |
| 1 | 8049 | 43.59 | 160 | 4.46 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 7719 | 41.80 | 2439 | 68.05 | Windows NT |
| 3 | 1027 | 5.56 | 350 | 9.77 | +http://www.google.com/bot.html |
| 4 | 275 | 1.49 | 45 | 1.26 | +http://yandex.com/bots |
| 5 | 197 | 1.07 | 90 | 2.51 | Windows 95 |
| 6 | 185 | 1.00 | 87 | 2.43 | +http://www.bing.com/bingbot.htm |
| 7 | 178 | 0.96 | 27 | 0.75 | Windows 98 |
| 8 | 137 | 0.74 | 96 | 2.68 | +http://www.baidu.com/search/spider.html |
| 9 | 122 | 0.66 | 41 | 1.14 | +http://www.linkdex.com/bots/ |
| 10 | 100 | 0.54 | 49 | 1.37 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 48 | 0.26 | 22 | 0.61 | Windows ME |
| 12 | 47 | 0.25 | 25 | 0.70 | Windows CE |
| 13 | 46 | 0.25 | 5 | 0.14 | Windows XP |
| 14 | 42 | 0.23 | 22 | 0.61 | MSIE 5.5; Windows NT 4.0 |
| 15 | 41 | 0.22 | 12 | 0.33 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 40 | 0.22 | 18 | 0.50 | Windows 3.1 |
| 17 | 31 | 0.17 | 17 | 0.47 | Auto; Windows |
| 18 | 30 | 0.16 | 16 | 0.45 | Windows 2000 |
| 19 | 25 | 0.14 | 15 | 0.42 | MSIE 5.5; Windows NT 5.0 |
| 20 | 25 | 0.14 | 8 | 0.22 | X11 |
| 21 | 19 | 0.10 | 14 | 0.39 | ) - BrowseX (2.0.0 Windows |
| 22 | 14 | 0.08 | 4 | 0.11 | +http://uni5download.com |
| 23 | 10 | 0.05 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 24 | 8 | 0.04 | 2 | 0.06 | +http://getdownload.ws |
| 25 | 8 | 0.04 | 6 | 0.17 | +http://wmaid.com/explore/ |
| 26 | 8 | 0.04 | 2 | 0.06 | +http://a14download.com |
| 27 | 7 | 0.04 | 1 | 0.03 | Android 2.3.5 |
| 28 | 6 | 0.03 | 3 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 29 | 6 | 0.03 | 2 | 0.06 | +http://onlythegames.com |
| 30 | 6 | 0.03 | 2 | 0.06 | +http://dl2engine.net |
| 31 | 6 | 0.03 | 2 | 0.06 | +http://inload.me |
| 32 | 2 | 0.01 | 2 | 0.06 | +info@netcraft.com |
| 33 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
