| Used Operating Systems |
| 1 | 178459 | 79.39 | 7651 | 49.59 | Windows NT |
| 2 | 13591 | 6.05 | 105 | 0.68 | +http://yandex.com/bots |
| 3 | 6935 | 3.09 | 1441 | 9.34 | +http://www.bing.com/bingbot.htm |
| 4 | 6281 | 2.79 | 1670 | 10.82 | +http://www.google.com/bot.html |
| 5 | 5785 | 2.57 | 135 | 0.87 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 3992 | 1.78 | 3205 | 20.77 | +http://www.baidu.com/search/spider.html |
| 7 | 1870 | 0.83 | 324 | 2.10 | +http://www.easou.com/search/spider.html |
| 8 | 1494 | 0.66 | 6 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 9 | 1404 | 0.62 | 3 | 0.02 | http://crawler.sistrix.net/ |
| 10 | 1348 | 0.60 | 273 | 1.77 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 1155 | 0.51 | 44 | 0.29 | Windows 98 |
| 12 | 1007 | 0.45 | 167 | 1.08 | help@moz.com |
| 13 | 221 | 0.10 | 55 | 0.36 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 213 | 0.09 | 85 | 0.55 | MSIE 5.5; Windows 95 |
| 15 | 173 | 0.08 | 43 | 0.28 | +http://www.exabot.com/go/robot |
| 16 | 157 | 0.07 | 9 | 0.06 | Intel Mac OS X 10.6 |
| 17 | 107 | 0.05 | 15 | 0.10 | X11 |
| 18 | 81 | 0.04 | 6 | 0.04 | Linux i686 [unknown version] |
| 19 | 70 | 0.03 | 41 | 0.27 | Windows 95 |
| 20 | 60 | 0.03 | 30 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 21 | 56 | 0.02 | 7 | 0.05 | Android 2.3.5 |
| 22 | 47 | 0.02 | 5 | 0.03 | +http://www.profound.net/urlappendbot.ht... |
| 23 | 34 | 0.02 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 24 | 29 | 0.01 | 12 | 0.08 | Windows 3.1 |
| 25 | 26 | 0.01 | 15 | 0.10 | +http://www.proximic.com/info/spider.php |
| 26 | 22 | 0.01 | 13 | 0.08 | +http://www.grapeshot.co.uk/crawler.php |
| 27 | 21 | 0.01 | 0 | 0.00 | Win32 |
| 28 | 21 | 0.01 | 12 | 0.08 | Windows ME |
| 29 | 18 | 0.01 | 10 | 0.06 | Windows CE |
| 30 | 18 | 0.01 | 5 | 0.03 | Windows XP |
| 31 | 17 | 0.01 | 14 | 0.09 | Windows 2000 |
| 32 | 15 | 0.01 | 9 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 33 | 14 | 0.01 | 5 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 10 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 35 | 8 | 0.00 | 5 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 36 | 6 | 0.00 | 1 | 0.01 | http://www.lipperhey.com/ |
| 37 | 6 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 38 | 4 | 0.00 | 0 | 0.00 | http://help.zum.com/inquiry |
| 39 | 3 | 0.00 | 2 | 0.01 | +http://www.loadtime.net/bot.html |
| 40 | 2 | 0.00 | 2 | 0.01 | Auto; Windows |
| 41 | 2 | 0.00 | 0 | 0.00 | Android |
| 42 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 43 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 44 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 45 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 46 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
| 47 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
