| Used Operating Systems |
| 1 | 22051 | 56.56 | 9132 | 73.79 | Windows NT |
| 2 | 9194 | 23.58 | 90 | 0.73 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4154 | 10.65 | 2321 | 18.76 | +http://ahrefs.com/robot/ |
| 4 | 2272 | 5.83 | 203 | 1.64 | +http://www.bing.com/bingbot.htm |
| 5 | 552 | 1.42 | 56 | 0.45 | +http://www.google.com/bot.html |
| 6 | 401 | 1.03 | 381 | 3.08 | +http://www.baidu.com/search/spider.html |
| 7 | 246 | 0.63 | 146 | 1.18 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 59 | 0.15 | 17 | 0.14 | +http://yandex.com/bots |
| 9 | 26 | 0.07 | 8 | 0.06 | +http://www.linkdex.com/bots/ |
| 10 | 8 | 0.02 | 4 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 4 | 0.01 | 3 | 0.02 | Windows 95 |
| 12 | 4 | 0.01 | 2 | 0.02 | +http://www.semrush.com/bot.html |
| 13 | 4 | 0.01 | 2 | 0.02 | +http://www.exabot.com/go/robot |
| 14 | 3 | 0.01 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 15 | 3 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 16 | 2 | 0.01 | 2 | 0.02 | Windows 2000 |
| 17 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 18 | 1 | 0.00 | 0 | 0.00 | +http://www.seograph.net/bot.html |
| 19 | 1 | 0.00 | 1 | 0.01 | X11 |
| 20 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 21 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 22 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
