| Used Operating Systems |
| 1 | 15418 | 52.97 | 5956 | 71.98 | Windows NT |
| 2 | 5666 | 19.47 | 133 | 1.61 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1474 | 5.06 | 6 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 4 | 1024 | 3.52 | 204 | 2.47 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 959 | 3.29 | 69 | 0.83 | Windows 98 |
| 6 | 883 | 3.03 | 368 | 4.45 | +http://www.google.com/bot.html |
| 7 | 691 | 2.37 | 551 | 6.66 | +http://www.baidu.com/search/spider.html |
| 8 | 671 | 2.31 | 304 | 3.67 | +http://www.bing.com/bingbot.htm |
| 9 | 604 | 2.08 | 148 | 1.79 | +http://ahrefs.com/robot/ |
| 10 | 604 | 2.08 | 176 | 2.13 | +http://yandex.com/bots |
| 11 | 304 | 1.04 | 5 | 0.06 | +http://siteexplorer.info/ |
| 12 | 198 | 0.68 | 69 | 0.83 | +http://www.linkdex.com/bots/ |
| 13 | 144 | 0.49 | 58 | 0.70 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 103 | 0.35 | 59 | 0.71 | Windows 95 |
| 15 | 60 | 0.21 | 30 | 0.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 35 | 0.12 | 1 | 0.01 | +http://www.linkpad.ru |
| 17 | 26 | 0.09 | 20 | 0.24 | MSIE 5.5; Windows NT 4.0 |
| 18 | 25 | 0.09 | 10 | 0.12 | X11 |
| 19 | 24 | 0.08 | 17 | 0.21 | Windows 2000 |
| 20 | 24 | 0.08 | 17 | 0.21 | MSIE 5.5; Windows NT 5.0 |
| 21 | 18 | 0.06 | 9 | 0.11 | +http://www.exabot.com/go/robot |
| 22 | 16 | 0.05 | 11 | 0.13 | Windows ME |
| 23 | 16 | 0.05 | 4 | 0.05 | Android 2.3.5 |
| 24 | 14 | 0.05 | 9 | 0.11 | Windows CE |
| 25 | 14 | 0.05 | 2 | 0.02 | Windows XP |
| 26 | 13 | 0.04 | 3 | 0.04 | +http://www.easou.com/search/spider.html |
| 27 | 12 | 0.04 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 28 | 11 | 0.04 | 10 | 0.12 | Windows 3.1 |
| 29 | 9 | 0.03 | 3 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 30 | 6 | 0.02 | 6 | 0.07 | +http://wmaid.com/explore/ |
| 31 | 5 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 32 | 5 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 33 | 5 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 34 | 4 | 0.01 | 2 | 0.02 | Auto; Windows |
| 35 | 4 | 0.01 | 4 | 0.05 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 36 | 3 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 37 | 3 | 0.01 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 38 | 2 | 0.01 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 39 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 40 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 41 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X |
| 42 | 1 | 0.00 | 1 | 0.01 | +http://136.186.231.16 |
| 43 | 1 | 0.00 | 1 | 0.01 | Trident/6.0; Windows 98; .NET CLR 8.6.70 |
| 44 | 1 | 0.00 | 0 | 0.00 | Windows 92 |
| 45 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
