| Used Operating Systems |
| 1 | 21636 | 80.46 | 488 | 40.97 | +http://yandex.com/bots |
| 2 | 1767 | 6.57 | 125 | 10.50 | +http://ahrefs.com/robot/ |
| 3 | 1120 | 4.17 | 169 | 14.19 | Windows NT |
| 4 | 1002 | 3.73 | 6 | 0.50 | +http://OpenLinkProfiler.org/bot |
| 5 | 387 | 1.44 | 49 | 4.11 | +http://www.bing.com/bingbot.htm |
| 6 | 254 | 0.94 | 146 | 12.26 | +http://www.google.com/bot.html |
| 7 | 233 | 0.87 | 6 | 0.50 | http://mj12bot.com/ |
| 8 | 176 | 0.65 | 144 | 12.09 | +http://www.baidu.com/search/spider.html |
| 9 | 54 | 0.20 | 11 | 0.92 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 54 | 0.20 | 11 | 0.92 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 48 | 0.18 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 12 | 40 | 0.15 | 2 | 0.17 | +http://seocharger.com/robot |
| 13 | 30 | 0.11 | 10 | 0.84 | +http://www.linkdex.com/bots/ |
| 14 | 22 | 0.08 | 5 | 0.42 | http://www.botje.com/plukkie.htm |
| 15 | 16 | 0.06 | 6 | 0.50 | Windows 95 |
| 16 | 13 | 0.05 | 3 | 0.25 | +http://www.uptime.com/uptimebot |
| 17 | 11 | 0.04 | 2 | 0.17 | Windows 98 |
| 18 | 7 | 0.03 | 0 | 0.00 | Windows XP |
| 19 | 4 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 20 | 3 | 0.01 | 1 | 0.08 | Windows ME |
| 21 | 3 | 0.01 | 1 | 0.08 | Windows 3.1 |
| 22 | 3 | 0.01 | 3 | 0.25 | +info@netcraft.com |
| 23 | 2 | 0.01 | 1 | 0.08 | Windows CE |
| 24 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 25 | 1 | 0.00 | 1 | 0.08 | Windows 2000 |
| 26 | 1 | 0.00 | 1 | 0.08 | MSIE 5.5; Windows NT 4.0 |
