| Used Operating Systems by Visits |
| 1 | 1445 | 18.76 | 807 | 44.91 | +http://ahrefs.com/robot/ |
| 2 | 679 | 8.82 | 313 | 17.42 | Windows NT |
| 3 | 387 | 5.03 | 265 | 14.75 | +http://www.easou.com/search/spider.html |
| 4 | 191 | 2.48 | 182 | 10.13 | +http://www.baidu.com/search/spider.html |
| 5 | 4468 | 58.02 | 95 | 5.29 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 169 | 2.19 | 39 | 2.17 | +http://www.google.com/bot.html |
| 7 | 116 | 1.51 | 39 | 2.17 | +http://yandex.com/bots |
| 8 | 73 | 0.95 | 19 | 1.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 26 | 0.34 | 10 | 0.56 | +http://www.linkdex.com/bots/ |
| 10 | 118 | 1.53 | 10 | 0.56 | +http://www.bing.com/bingbot.htm |
| 11 | 4 | 0.05 | 4 | 0.22 | Windows 95 |
| 12 | 3 | 0.04 | 3 | 0.17 | ) - BrowseX (2.0.0 Windows |
| 13 | 2 | 0.03 | 2 | 0.11 | Windows 2000 |
| 14 | 2 | 0.03 | 2 | 0.11 | Auto; Windows |
| 15 | 2 | 0.03 | 2 | 0.11 | Windows ME |
| 16 | 4 | 0.05 | 2 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 2 | 0.03 | 2 | 0.11 | Windows 3.1 |
| 18 | 3 | 0.04 | 1 | 0.06 | X11 |
| 19 | 6 | 0.08 | 0 | 0.00 | Windows 98 |
| 20 | 1 | 0.01 | 0 | 0.00 | Android 2.3.5 |
