| Used Operating Systems |
| 1 | 26389 | 26.68 | 300 | 2.58 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 22936 | 23.19 | 7643 | 65.63 | +http://ahrefs.com/robot/ |
| 3 | 20189 | 20.41 | 67 | 0.58 | +http://www.semrush.com/bot.html |
| 4 | 20055 | 20.28 | 91 | 0.78 | http://mj12bot.com/ |
| 5 | 4292 | 4.34 | 2623 | 22.52 | +http://www.baidu.com/search/spider.html |
| 6 | 1703 | 1.72 | 149 | 1.28 | +http://www.linkdex.com/bots/ |
| 7 | 1594 | 1.61 | 478 | 4.10 | Windows NT |
| 8 | 486 | 0.49 | 73 | 0.63 | +http://yandex.com/bots |
| 9 | 474 | 0.48 | 169 | 1.45 | +http://www.google.com/bot.html |
| 10 | 337 | 0.34 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 206 | 0.21 | 22 | 0.19 | +http://www.bing.com/bingbot.htm |
| 12 | 116 | 0.12 | 0 | 0.00 | Mail.RU_Bot/Fast/2.0; +http://go.mail.ru... |
| 13 | 43 | 0.04 | 11 | 0.09 | Windows 98 |
| 14 | 13 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 15 | 8 | 0.01 | 0 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 16 | 8 | 0.01 | 0 | 0.00 | +info@netcraft.com |
| 17 | 6 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 18 | 6 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 19 | 5 | 0.01 | 4 | 0.03 | Windows 2000 |
| 20 | 5 | 0.01 | 4 | 0.03 | Windows 95 |
| 21 | 4 | 0.00 | 0 | 0.00 | http://www.botje.com/plukkie.htm |
| 22 | 4 | 0.00 | 0 | 0.00 | Windows XP |
| 23 | 4 | 0.00 | 4 | 0.03 | Windows ME |
| 24 | 4 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 25 | 4 | 0.00 | 4 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 26 | 4 | 0.00 | 0 | 0.00 | +http://megaindex.com/crawler |
| 27 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
