| Used Operating Systems |
| 1 | 26959 | 61.68 | 5041 | 73.75 | Windows NT |
| 2 | 8698 | 19.90 | 146 | 2.14 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2923 | 6.69 | 480 | 7.02 | +http://www.bing.com/bingbot.htm |
| 4 | 1192 | 2.73 | 6 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 5 | 1118 | 2.56 | 335 | 4.90 | +http://www.google.com/bot.html |
| 6 | 814 | 1.86 | 31 | 0.45 | Windows 98 |
| 7 | 714 | 1.63 | 527 | 7.71 | +http://www.baidu.com/search/spider.html |
| 8 | 526 | 1.20 | 33 | 0.48 | +http://yandex.com/bots |
| 9 | 235 | 0.54 | 78 | 1.14 | +http://www.linkdex.com/about/bots/ |
| 10 | 176 | 0.40 | 30 | 0.44 | X11 |
| 11 | 98 | 0.22 | 18 | 0.26 | Android 2.3.5 |
| 12 | 88 | 0.20 | 31 | 0.45 | +http://www.linkdex.com/bots/ |
| 13 | 38 | 0.09 | 6 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 16 | 0.04 | 15 | 0.22 | Windows 95 |
| 15 | 15 | 0.03 | 7 | 0.10 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 12 | 0.03 | 8 | 0.12 | Linux i686 [unknown version] |
| 17 | 12 | 0.03 | 6 | 0.09 | help@moz.com |
| 18 | 9 | 0.02 | 3 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 19 | 7 | 0.02 | 2 | 0.03 | Windows XP |
| 20 | 7 | 0.02 | 6 | 0.09 | +info@netcraft.com |
| 21 | 6 | 0.01 | 3 | 0.04 | Linux [unknown version] |
| 22 | 5 | 0.01 | 4 | 0.06 | Windows CE |
| 23 | 5 | 0.01 | 1 | 0.01 | +http://u12files.com/ |
| 24 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 25 | 3 | 0.01 | 1 | 0.01 | Windows 2000 |
| 26 | 3 | 0.01 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 27 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 28 | 2 | 0.00 | 1 | 0.01 | +http://help.coccoc.com/ |
| 29 | 2 | 0.00 | 2 | 0.03 | Windows ME |
| 30 | 2 | 0.00 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 31 | 2 | 0.00 | 2 | 0.03 | Windows 3.1 |
| 32 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 33 | 1 | 0.00 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 34 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 35 | 1 | 0.00 | 1 | 0.01 | BeOS |
| 36 | 1 | 0.00 | 1 | 0.01 | +http://www.proximic.com/info/spider.php |
| 37 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 38 | 1 | 0.00 | 1 | 0.01 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 39 | 1 | 0.00 | 1 | 0.01 | +http://www.dotsemantic.org |
| 40 | 1 | 0.00 | 1 | 0.01 | +http://about.ask.com/en/docs/about/webm... |
| 41 | 1 | 0.00 | 1 | 0.01 | +http://k311.fd.cvut.cz/ |
| 42 | 1 | 0.00 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 43 | 1 | 0.00 | 1 | 0.01 | +http://wmaid.com/explore/ |
