| Used Operating Systems |
| 1 | 7222 | 66.52 | 147 | 7.76 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1652 | 15.22 | 170 | 8.98 | +http://www.bing.com/bingbot.htm |
| 3 | 920 | 8.47 | 817 | 43.14 | +http://ahrefs.com/robot/ |
| 4 | 659 | 6.07 | 620 | 32.73 | +http://www.baidu.com/search/spider.html |
| 5 | 105 | 0.97 | 77 | 4.07 | Windows NT |
| 6 | 93 | 0.86 | 20 | 1.06 | +http://www.semrush.com/bot.html |
| 7 | 89 | 0.82 | 19 | 1.00 | +http://www.google.com/bot.html |
| 8 | 79 | 0.73 | 8 | 0.42 | +http://yandex.com/bots |
| 9 | 26 | 0.24 | 12 | 0.63 | +http://www.exabot.com/go/robot |
| 10 | 4 | 0.04 | 2 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 4 | 0.04 | 2 | 0.11 | Windows 98 |
| 12 | 2 | 0.02 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 2 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
