| Used Operating Systems |
| 1 | 13244 | 65.00 | 3664 | 60.88 | Windows NT |
| 2 | 2208 | 10.84 | 65 | 1.08 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2061 | 10.12 | 1749 | 29.06 | +http://www.baidu.com/search/spider.html |
| 4 | 1415 | 6.94 | 202 | 3.36 | +http://www.google.com/bot.html |
| 5 | 540 | 2.65 | 21 | 0.35 | +http://yandex.com/bots |
| 6 | 354 | 1.74 | 104 | 1.73 | +http://www.bing.com/bingbot.htm |
| 7 | 82 | 0.40 | 16 | 0.27 | X11 |
| 8 | 56 | 0.27 | 1 | 0.02 | J2ME/MIDP |
| 9 | 53 | 0.26 | 20 | 0.33 | Windows 98 |
| 10 | 44 | 0.22 | 11 | 0.18 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 38 | 0.19 | 27 | 0.45 | +http://help.soso.com/webspider.htm |
| 12 | 38 | 0.19 | 11 | 0.18 | +http://www.linkdex.com/about/bots/ |
| 13 | 37 | 0.18 | 14 | 0.23 | Android 2.3.5 |
| 14 | 32 | 0.16 | 28 | 0.47 | Windows 95 |
| 15 | 28 | 0.14 | 14 | 0.23 | +http://www.career-x.de/bot.html |
| 16 | 24 | 0.12 | 0 | 0.00 | AnyEvent-HTTP/1.46; +http://software.sch... |
| 17 | 9 | 0.04 | 8 | 0.13 | Windows 2000 |
| 18 | 9 | 0.04 | 9 | 0.15 | Auto; Windows |
| 19 | 9 | 0.04 | 9 | 0.15 | MSIE 5.5; Windows NT 4.0 |
| 20 | 8 | 0.04 | 6 | 0.10 | Windows CE |
| 21 | 8 | 0.04 | 3 | 0.05 | +http://www.exabot.com/go/robot |
| 22 | 6 | 0.03 | 3 | 0.05 | ezooms.bot@gmail.com |
| 23 | 6 | 0.03 | 4 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 24 | 6 | 0.03 | 3 | 0.05 | +http://siteexplorer.info/ |
| 25 | 5 | 0.02 | 0 | 0.00 | Windows XP |
| 26 | 5 | 0.02 | 4 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 27 | 5 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 28 | 4 | 0.02 | 2 | 0.03 | +http://www.proximic.com/info/spider.php |
| 29 | 4 | 0.02 | 2 | 0.03 | +http://www.profound.net/urlappendbot.ht... |
| 30 | 4 | 0.02 | 3 | 0.05 | Windows ME |
| 31 | 4 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 32 | 4 | 0.02 | 4 | 0.07 | WinHttp.WinHttpRequest.5 |
| 33 | 3 | 0.01 | 0 | 0.00 | Win32 |
| 34 | 3 | 0.01 | 1 | 0.02 | +http://www.compspy.com/spider.html |
| 35 | 3 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 36 | 3 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 37 | 2 | 0.01 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 38 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 39 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 40 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 41 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 42 | 1 | 0.00 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 43 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 44 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 45 | 1 | 0.00 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 46 | 1 | 0.00 | 1 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
