| Used Operating Systems |
| 1 | 8421 | 55.50 | 155 | 4.33 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2472 | 16.29 | 924 | 25.81 | Windows NT |
| 3 | 2155 | 14.20 | 1691 | 47.23 | +http://www.baidu.com/search/spider.html |
| 4 | 930 | 6.13 | 224 | 6.26 | +http://www.bing.com/bingbot.htm |
| 5 | 680 | 4.48 | 378 | 10.56 | +http://www.google.com/bot.html |
| 6 | 108 | 0.71 | 35 | 0.98 | +http://www.linkdex.com/bots/ |
| 7 | 68 | 0.45 | 10 | 0.28 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 32 | 0.21 | 8 | 0.22 | +http://www.profound.net/domainappender |
| 9 | 30 | 0.20 | 26 | 0.73 | +http://ahrefs.com/robot/ |
| 10 | 30 | 0.20 | 30 | 0.84 | Windows 95 |
| 11 | 22 | 0.14 | 1 | 0.03 | +; |
| 12 | 20 | 0.13 | 9 | 0.25 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 18 | 0.12 | 2 | 0.06 | +http://webmeup-crawler.com/ |
| 14 | 18 | 0.12 | 2 | 0.06 | +http://fulltext.sblog.cz/ |
| 15 | 15 | 0.10 | 4 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 16 | 14 | 0.09 | 6 | 0.17 | +http://yandex.com/bots |
| 17 | 10 | 0.07 | 4 | 0.11 | +http://www.semrush.com/bot.html |
| 18 | 10 | 0.07 | 5 | 0.14 | +http://www.exabot.com/go/robot |
| 19 | 8 | 0.05 | 4 | 0.11 | +http://help.coccoc.com/ |
| 20 | 8 | 0.05 | 4 | 0.11 | Windows 98 |
| 21 | 8 | 0.05 | 8 | 0.22 | MSIE 5.5; Windows NT 4.0 |
| 22 | 8 | 0.05 | 4 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 7 | 0.05 | 1 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 24 | 7 | 0.05 | 7 | 0.20 | Windows 2000 |
| 25 | 7 | 0.05 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 26 | 6 | 0.04 | 5 | 0.14 | Windows ME |
| 27 | 6 | 0.04 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 28 | 5 | 0.03 | 0 | 0.00 | Linux [unknown version] |
| 29 | 5 | 0.03 | 4 | 0.11 | Windows 3.1 |
| 30 | 5 | 0.03 | 2 | 0.06 | Android 2.3.5 |
| 31 | 4 | 0.03 | 4 | 0.11 | +http://www.domaintuno.com/robot |
| 32 | 4 | 0.03 | 1 | 0.03 | Linux i686 [unknown version] |
| 33 | 4 | 0.03 | 3 | 0.08 | +info@netcraft.com |
| 34 | 4 | 0.03 | 0 | 0.00 | X11 |
| 35 | 3 | 0.02 | 3 | 0.08 | Auto; Windows |
| 36 | 3 | 0.02 | 3 | 0.08 | http://www.bing.com/bingbot.htm |
| 37 | 3 | 0.02 | 3 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 38 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 2 | 0.01 | 1 | 0.03 | +https://www.mojeek.com/bot.html |
| 40 | 2 | 0.01 | 2 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 41 | 2 | 0.01 | 0 | 0.00 | Win32; Trident/7.0 |
| 42 | 2 | 0.01 | 1 | 0.03 | +http://duckduckgo.com |
| 43 | 1 | 0.01 | 1 | 0.03 | Windows CE |
| 44 | 1 | 0.01 | 1 | 0.03 | Win32 |
| 45 | 1 | 0.01 | 1 | 0.03 | Windows XP |
| 46 | 1 | 0.01 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 47 | 1 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 48 | 1 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
