| Used Operating Systems |
| 1 | 19889 | 83.41 | 6191 | 73.02 | Windows NT |
| 2 | 1661 | 6.97 | 1590 | 18.75 | +http://www.baidu.com/search/spider.html |
| 3 | 690 | 2.89 | 17 | 0.20 | +http://yandex.com/bots |
| 4 | 304 | 1.27 | 118 | 1.39 | +http://www.bing.com/bingbot.htm |
| 5 | 236 | 0.99 | 84 | 0.99 | +http://www.google.com/bot.html |
| 6 | 158 | 0.66 | 108 | 1.27 | Windows 95 |
| 7 | 132 | 0.55 | 66 | 0.78 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 108 | 0.45 | 30 | 0.35 | Windows 98 |
| 9 | 101 | 0.42 | 14 | 0.17 | X11 |
| 10 | 96 | 0.40 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 44 | 0.18 | 22 | 0.26 | ezooms.bot@gmail.com |
| 12 | 30 | 0.13 | 6 | 0.07 | Android 2.3.5 |
| 13 | 30 | 0.13 | 21 | 0.25 | ) - BrowseX (2.0.0 Windows |
| 14 | 27 | 0.11 | 27 | 0.32 | Windows ME |
| 15 | 26 | 0.11 | 13 | 0.15 | +http://www.easou.com/search/spider.html |
| 16 | 25 | 0.10 | 6 | 0.07 | Windows XP |
| 17 | 24 | 0.10 | 20 | 0.24 | Auto; Windows |
| 18 | 24 | 0.10 | 12 | 0.14 | +http://www.career-x.de/bot.html |
| 19 | 24 | 0.10 | 2 | 0.02 | +http://siteexplorer.info/ |
| 20 | 20 | 0.08 | 20 | 0.24 | MSIE 5.5; Windows NT 5.0 |
| 21 | 19 | 0.08 | 14 | 0.17 | Windows CE |
| 22 | 19 | 0.08 | 17 | 0.20 | Windows 3.1 |
| 23 | 19 | 0.08 | 17 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 24 | 18 | 0.08 | 16 | 0.19 | Windows 2000 |
| 25 | 16 | 0.07 | 6 | 0.07 | +http://www.exabot.com/go/robot |
| 26 | 14 | 0.06 | 2 | 0.02 | +http://www.seoprofiler.com/bot |
| 27 | 14 | 0.06 | 7 | 0.08 | +http://www.semrush.com/bot.html |
| 28 | 12 | 0.05 | 6 | 0.07 | http://crawler.sistrix.net/ |
| 29 | 9 | 0.04 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 30 | 8 | 0.03 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 31 | 6 | 0.03 | 2 | 0.02 | J2ME/MIDP |
| 32 | 6 | 0.03 | 3 | 0.04 | http://www.youdao.com/help/webmaster/spi... |
| 33 | 4 | 0.02 | 2 | 0.02 | Linux [unknown version] |
| 34 | 4 | 0.02 | 2 | 0.02 | +http://help.coccoc.com/ |
| 35 | 4 | 0.02 | 2 | 0.02 | http://www.botje.com/plukkie.htm |
| 36 | 4 | 0.02 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 37 | 3 | 0.01 | 3 | 0.04 | +http://help.soso.com/webspider.htm |
| 38 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 39 | 2 | 0.01 | 1 | 0.01 | +http://www.yunyun.com/spider.html |
| 40 | 2 | 0.01 | 2 | 0.02 | iPhone |
| 41 | 2 | 0.01 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 42 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 43 | 2 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 44 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 45 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 46 | 1 | 0.00 | 1 | 0.01 | +http://tweetmeme.com/ |
| 47 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 48 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
