| Used Operating Systems |
| 1 | 31838 | 51.53 | 256 | 3.40 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 20799 | 33.66 | 4838 | 64.27 | Windows NT |
| 3 | 1877 | 3.04 | 286 | 3.80 | help@moz.com |
| 4 | 1676 | 2.71 | 1499 | 19.91 | +http://www.baidu.com/search/spider.html |
| 5 | 745 | 1.21 | 12 | 0.16 | +http://OpenLinkProfiler.org/bot |
| 6 | 679 | 1.10 | 161 | 2.14 | +http://www.google.com/bot.html |
| 7 | 642 | 1.04 | 5 | 0.07 | +http://www.warebay.com/bot.html |
| 8 | 592 | 0.96 | 9 | 0.12 | Windows 98 |
| 9 | 575 | 0.93 | 23 | 0.31 | +http://yandex.com/bots |
| 10 | 560 | 0.91 | 228 | 3.03 | +http://www.bing.com/bingbot.htm |
| 11 | 480 | 0.78 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 12 | 469 | 0.76 | 9 | 0.12 | +http://siteexplorer.info/ |
| 13 | 346 | 0.56 | 103 | 1.37 | +http://www.linkdex.com/about/bots/ |
| 14 | 128 | 0.21 | 4 | 0.05 | http://crawler.sistrix.net/ |
| 15 | 112 | 0.18 | 16 | 0.21 | X11 |
| 16 | 84 | 0.14 | 15 | 0.20 | +http://www.exabot.com/go/robot |
| 17 | 55 | 0.09 | 11 | 0.15 | Android 2.3.5 |
| 18 | 20 | 0.03 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 20 | 0.03 | 5 | 0.07 | Wayback Machine Live Record; +http://arc... |
| 20 | 13 | 0.02 | 1 | 0.01 | +http://www.linkpad.ru |
| 21 | 11 | 0.02 | 10 | 0.13 | Windows 95 |
| 22 | 8 | 0.01 | 7 | 0.09 | +info@netcraft.com |
| 23 | 7 | 0.01 | 1 | 0.01 | +http://www.apercite.fr/robot/index.html |
| 24 | 6 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 25 | 5 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 26 | 4 | 0.01 | 2 | 0.03 | Win32 |
| 27 | 4 | 0.01 | 4 | 0.05 | Windows XP |
| 28 | 4 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 29 | 4 | 0.01 | 4 | 0.05 | actually this is http://ismyblogworking.... |
| 30 | 3 | 0.00 | 3 | 0.04 | Windows CE |
| 31 | 3 | 0.00 | 1 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 32 | 3 | 0.00 | 1 | 0.01 | +http://www.easou.com/search/spider.html |
| 33 | 2 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 34 | 2 | 0.00 | 2 | 0.03 | Windows ME |
| 35 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 36 | 2 | 0.00 | 1 | 0.01 | +http://webmastercoffee.com/about |
| 37 | 1 | 0.00 | 1 | 0.01 | +http://www.first-search.org/ivosteijn.c... |
| 38 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 39 | 1 | 0.00 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
| 40 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 41 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 42 | 1 | 0.00 | 1 | 0.01 | +http://www.wmtips.com/tools/ |
| 43 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 44 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 45 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
