| Used Operating Systems |
| 1 | 125020 | 66.83 | 635 | 3.93 | http://mj12bot.com/ |
| 2 | 28792 | 15.39 | 581 | 3.60 | +http://yandex.com/bots |
| 3 | 11526 | 6.16 | 9499 | 58.83 | +http://ahrefs.com/robot/ |
| 4 | 7868 | 4.21 | 40 | 0.25 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 6692 | 3.58 | 1100 | 6.81 | Windows NT |
| 6 | 4584 | 2.45 | 3521 | 21.81 | +http://www.baidu.com/search/spider.html |
| 7 | 1138 | 0.61 | 209 | 1.29 | +http://www.linkdex.com/bots/ |
| 8 | 389 | 0.21 | 183 | 1.13 | +http://www.google.com/bot.html |
| 9 | 356 | 0.19 | 60 | 0.37 | +http://www.bing.com/bingbot.htm |
| 10 | 168 | 0.09 | 66 | 0.41 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 164 | 0.09 | 86 | 0.53 | Windows 95 |
| 12 | 112 | 0.06 | 13 | 0.08 | Windows 98 |
| 13 | 34 | 0.02 | 21 | 0.13 | Windows CE |
| 14 | 33 | 0.02 | 19 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 15 | 29 | 0.02 | 13 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 28 | 0.01 | 17 | 0.11 | Windows 3.1 |
| 17 | 27 | 0.01 | 16 | 0.10 | Windows ME |
| 18 | 27 | 0.01 | 17 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 19 | 26 | 0.01 | 18 | 0.11 | Windows 2000 |
| 20 | 23 | 0.01 | 5 | 0.03 | Windows XP |
| 21 | 14 | 0.01 | 8 | 0.05 | Auto; Windows |
| 22 | 12 | 0.01 | 9 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 23 | 4 | 0.00 | 2 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 24 | 4 | 0.00 | 2 | 0.01 | http://www.botje.com/plukkie.htm |
| 25 | 3 | 0.00 | 3 | 0.02 | Win32 |
| 26 | 2 | 0.00 | 1 | 0.01 | Wayback Machine Live Record; +http://arc... |
| 27 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 28 | 1 | 0.00 | 0 | 0.00 | X11 |
