| Used Operating Systems |
| 1 | 4566 | 73.43 | 472 | 51.75 | +http://www.bing.com/bingbot.htm |
| 2 | 854 | 13.73 | 29 | 3.18 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 357 | 5.74 | 291 | 31.91 | +http://www.baidu.com/search/spider.html |
| 4 | 148 | 2.38 | 59 | 6.47 | +http://www.google.com/bot.html |
| 5 | 114 | 1.83 | 6 | 0.66 | Windows NT |
| 6 | 58 | 0.93 | 23 | 2.52 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 25 | 0.40 | 0 | 0.00 | +http://yandex.com/bots |
| 8 | 23 | 0.37 | 8 | 0.88 | +http://ahrefs.com/robot/ |
| 9 | 16 | 0.26 | 2 | 0.22 | http://crawler.007ac9.net/ |
| 10 | 14 | 0.23 | 2 | 0.22 | +http://OpenLinkProfiler.org/bot |
| 11 | 12 | 0.19 | 6 | 0.66 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 12 | 0.19 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 13 | 8 | 0.13 | 8 | 0.88 | +http://www.semrush.com/bot.html |
| 14 | 5 | 0.08 | 2 | 0.22 | +http://www.exabot.com/go/robot |
| 15 | 4 | 0.06 | 2 | 0.22 | http://crawler.sistrix.net/ |
| 16 | 2 | 0.03 | 2 | 0.22 | +info@netcraft.com |
