| Used Operating Systems |
| 1 | 66943 | 67.72 | 447 | 6.89 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 19641 | 19.87 | 3600 | 55.45 | Windows NT |
| 3 | 3886 | 3.93 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 4 | 1036 | 1.05 | 151 | 2.33 | +http://www.bing.com/bingbot.htm |
| 5 | 882 | 0.89 | 142 | 2.19 | +http://ahrefs.com/robot/ |
| 6 | 772 | 0.78 | 207 | 3.19 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 747 | 0.76 | 111 | 1.71 | +http://yandex.com/bots |
| 8 | 740 | 0.75 | 600 | 9.24 | +http://www.baidu.com/search/spider.html |
| 9 | 712 | 0.72 | 390 | 6.01 | Windows 95 |
| 10 | 637 | 0.64 | 106 | 1.63 | +http://www.google.com/bot.html |
| 11 | 433 | 0.44 | 44 | 0.68 | Windows 98 |
| 12 | 402 | 0.41 | 2 | 0.03 | +http://megaindex.com/crawler |
| 13 | 378 | 0.38 | 79 | 1.22 | +http://www.linkdex.com/bots/ |
| 14 | 327 | 0.33 | 1 | 0.02 | Linux i686 [unknown version] |
| 15 | 134 | 0.14 | 12 | 0.18 | Windows XP |
| 16 | 130 | 0.13 | 71 | 1.09 | Windows ME |
| 17 | 128 | 0.13 | 66 | 1.02 | Windows 3.1 |
| 18 | 118 | 0.12 | 70 | 1.08 | Windows 2000 |
| 19 | 118 | 0.12 | 72 | 1.11 | MSIE 5.5; Windows NT 4.0 |
| 20 | 105 | 0.11 | 70 | 1.08 | MSIE 5.5; Windows NT 5.0 |
| 21 | 102 | 0.10 | 62 | 0.96 | Windows CE |
| 22 | 88 | 0.09 | 56 | 0.86 | ) - BrowseX (2.0.0 Windows |
| 23 | 70 | 0.07 | 48 | 0.74 | Auto; Windows |
| 24 | 58 | 0.06 | 19 | 0.29 | http://www.opensiteexplorer.org/dotbot, ... |
| 25 | 56 | 0.06 | 27 | 0.42 | +http://duckduckgo.com |
| 26 | 48 | 0.05 | 0 | 0.00 | i686 Linux; 20020515 |
| 27 | 44 | 0.04 | 2 | 0.03 | Linux i586 [unknown version] |
| 28 | 36 | 0.04 | 16 | 0.25 | X11 |
| 29 | 24 | 0.02 | 0 | 0.00 | BeOS BePC |
| 30 | 18 | 0.02 | 2 | 0.03 | PPC Mac OS X Mach-O |
| 31 | 14 | 0.01 | 7 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 10 | 0.01 | 2 | 0.03 | WinHttp.WinHttpRequest.5 |
| 33 | 5 | 0.01 | 0 | 0.00 | info@muso.com; +http://www.muso.com |
| 34 | 2 | 0.00 | 2 | 0.03 | +http://www.seograph.net/bot.html |
| 35 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 2 | 0.00 | 2 | 0.03 | +info@netcraft.com |
| 37 | 2 | 0.00 | 2 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 38 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 39 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
