| Used Operating Systems |
| 1 | 3992 | 33.39 | 1702 | 28.75 | Windows NT |
| 2 | 2780 | 23.25 | 2406 | 40.65 | +http://www.baidu.com/search/spider.html |
| 3 | 2773 | 23.19 | 1419 | 23.97 | +http://www.easou.com/search/spider.html |
| 4 | 766 | 6.41 | 173 | 2.92 | +http://www.bing.com/bingbot.htm |
| 5 | 593 | 4.96 | 43 | 0.73 | Windows 98 |
| 6 | 297 | 2.48 | 18 | 0.30 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 279 | 2.33 | 39 | 0.66 | +http://www.google.com/bot.html |
| 8 | 136 | 1.14 | 27 | 0.46 | +http://yandex.com/bots |
| 9 | 105 | 0.88 | 32 | 0.54 | +http://www.linkdex.com/bots/ |
| 10 | 47 | 0.39 | 28 | 0.47 | +http://www.exabot.com/go/robot |
| 11 | 38 | 0.32 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 22 | 0.18 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 13 | 22 | 0.18 | 2 | 0.03 | X11 |
| 14 | 18 | 0.15 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 15 | 13 | 0.11 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 12 | 0.10 | 0 | 0.00 | Android 2.3.5 |
| 17 | 8 | 0.07 | 1 | 0.02 | +http://www.linkpad.ru |
| 18 | 8 | 0.07 | 6 | 0.10 | +http://wmaid.com/explore/ |
| 19 | 6 | 0.05 | 1 | 0.02 | +http://www.apercite.fr/robot/index.html |
| 20 | 6 | 0.05 | 6 | 0.10 | Windows 95 |
| 21 | 5 | 0.04 | 0 | 0.00 | Linux [unknown version] |
| 22 | 5 | 0.04 | 1 | 0.02 | +http://freedlf.com/ |
| 23 | 3 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 24 | 3 | 0.03 | 2 | 0.03 | Windows XP |
| 25 | 3 | 0.03 | 1 | 0.02 | +http://inload.in |
| 26 | 2 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 27 | 2 | 0.02 | 1 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 28 | 2 | 0.02 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 29 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 30 | 2 | 0.02 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 31 | 2 | 0.02 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 1 | 0.01 | 1 | 0.02 | Windows CE |
| 33 | 1 | 0.01 | 1 | 0.02 | +http://136.186.231.16 |
| 34 | 1 | 0.01 | 1 | 0.02 | iOS |
| 35 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.01 | 1 | 0.02 | Windows 3.1 |
