| Used Operating Systems |
| 1 | 18850 | 31.19 | 150 | 1.06 | http://mj12bot.com/ |
| 2 | 14776 | 24.45 | 10996 | 77.81 | +http://ahrefs.com/robot/ |
| 3 | 9931 | 16.43 | 436 | 3.09 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 6849 | 11.33 | 1426 | 10.09 | Windows NT |
| 5 | 6648 | 11.00 | 2 | 0.01 | +http://megaindex.com/crawler |
| 6 | 746 | 1.23 | 163 | 1.15 | +http://www.linkdex.com/bots/ |
| 7 | 680 | 1.12 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 8 | 617 | 1.02 | 504 | 3.57 | +http://www.baidu.com/search/spider.html |
| 9 | 422 | 0.70 | 126 | 0.89 | +http://yandex.com/bots |
| 10 | 403 | 0.67 | 157 | 1.11 | +http://www.bing.com/bingbot.htm |
| 11 | 264 | 0.44 | 76 | 0.54 | +http://www.google.com/bot.html |
| 12 | 119 | 0.20 | 39 | 0.28 | +http://www.semrush.com/bot.html |
| 13 | 46 | 0.08 | 3 | 0.02 | X11 |
| 14 | 24 | 0.04 | 6 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 16 | 0.03 | 11 | 0.08 | Windows 95 |
| 16 | 8 | 0.01 | 1 | 0.01 | Android 2.3.5 |
| 17 | 7 | 0.01 | 6 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 18 | 4 | 0.01 | 3 | 0.02 | Windows 2000 |
| 19 | 4 | 0.01 | 2 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 20 | 4 | 0.01 | 3 | 0.02 | Auto; Windows |
| 21 | 4 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 22 | 4 | 0.01 | 4 | 0.03 | Windows 3.1 |
| 23 | 4 | 0.01 | 1 | 0.01 | Windows 98 |
| 24 | 3 | 0.00 | 3 | 0.02 | Windows CE |
| 25 | 3 | 0.00 | 3 | 0.02 | Windows ME |
| 26 | 3 | 0.00 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 27 | 2 | 0.00 | 1 | 0.01 | Windows XP |
| 28 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 29 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
