| Used Operating Systems |
| 1 | 6071 | 56.98 | 3191 | 54.59 | Windows NT |
| 2 | 2230 | 20.93 | 1894 | 32.40 | +http://www.baidu.com/search/spider.html |
| 3 | 1023 | 9.60 | 355 | 6.07 | +http://www.google.com/bot.html |
| 4 | 371 | 3.48 | 40 | 0.68 | +http://yandex.com/bots |
| 5 | 368 | 3.45 | 193 | 3.30 | +http://www.bing.com/bingbot.htm |
| 6 | 193 | 1.81 | 66 | 1.13 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 133 | 1.25 | 16 | 0.27 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 56 | 0.53 | 28 | 0.48 | +http://www.meanpath.com/meanpathbot.htm... |
| 9 | 42 | 0.39 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 29 | 0.27 | 10 | 0.17 | X11 |
| 11 | 12 | 0.11 | 7 | 0.12 | Android 2.3.5 |
| 12 | 10 | 0.09 | 1 | 0.02 | +http://ahrefs.com/robot/ |
| 13 | 10 | 0.09 | 2 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 10 | 0.09 | 0 | 0.00 | Linux [unknown version] |
| 15 | 10 | 0.09 | 4 | 0.07 | +http://www.exabot.com/go/robot |
| 16 | 9 | 0.08 | 9 | 0.15 | Windows 95 |
| 17 | 9 | 0.08 | 3 | 0.05 | +http://www.profound.net/domainappender |
| 18 | 7 | 0.07 | 2 | 0.03 | +http://uni5download.com |
| 19 | 7 | 0.07 | 3 | 0.05 | Windows 98 |
| 20 | 6 | 0.06 | 1 | 0.02 | +info@netcraft.com |
| 21 | 5 | 0.05 | 1 | 0.02 | Linux i686 [unknown version] |
| 22 | 4 | 0.04 | 1 | 0.02 | +http://getdownload.ws |
| 23 | 4 | 0.04 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 24 | 4 | 0.04 | 2 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 25 | 4 | 0.04 | 1 | 0.02 | +http://a14download.com |
| 26 | 3 | 0.03 | 1 | 0.02 | J2ME/MIDP |
| 27 | 3 | 0.03 | 1 | 0.02 | +http://onlythegames.com |
| 28 | 3 | 0.03 | 3 | 0.05 | Windows ME |
| 29 | 3 | 0.03 | 2 | 0.03 | +http://wmaid.com/explore/ |
| 30 | 3 | 0.03 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 31 | 3 | 0.03 | 1 | 0.02 | +http://inload.me |
| 32 | 3 | 0.03 | 1 | 0.02 | +http://dl2engine.net |
| 33 | 2 | 0.02 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 34 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 35 | 1 | 0.01 | 0 | 0.00 | i686 Linux; 20021218 |
| 36 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 37 | 1 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
