| Used Operating Systems |
| 1 | 4391 | 23.81 | 1889 | 28.22 | Windows NT |
| 2 | 4174 | 22.64 | 83 | 1.24 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2483 | 13.47 | 2175 | 32.49 | +http://www.baidu.com/search/spider.html |
| 4 | 1745 | 9.46 | 426 | 6.36 | +http://www.bing.com/bingbot.htm |
| 5 | 1245 | 6.75 | 375 | 5.60 | +http://yandex.com/bots |
| 6 | 1147 | 6.22 | 654 | 9.77 | +http://www.google.com/bot.html |
| 7 | 721 | 3.91 | 70 | 1.05 | +http://www.semrush.com/bot.html |
| 8 | 360 | 1.95 | 360 | 5.38 | +http://monasterytea.spbdyet.ru |
| 9 | 241 | 1.31 | 107 | 1.60 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 188 | 1.02 | 47 | 0.70 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 178 | 0.97 | 51 | 0.76 | +http://www.linkdex.com/bots/ |
| 12 | 140 | 0.76 | 6 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 13 | 126 | 0.68 | 2 | 0.03 | +http://megaindex.com/crawler |
| 14 | 116 | 0.63 | 87 | 1.30 | +http://ahrefs.com/robot/ |
| 15 | 105 | 0.57 | 7 | 0.10 | J2ME/MIDP |
| 16 | 100 | 0.54 | 24 | 0.36 | +http://www.xovibot.net/ |
| 17 | 84 | 0.46 | 1 | 0.01 | Linux i686 [unknown version] |
| 18 | 78 | 0.42 | 63 | 0.94 | Windows 95 |
| 19 | 72 | 0.39 | 8 | 0.12 | Windows Phone OS 7.5 |
| 20 | 68 | 0.37 | 17 | 0.25 | Windows 98 |
| 21 | 65 | 0.35 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 22 | 58 | 0.31 | 6 | 0.09 | Android |
| 23 | 57 | 0.31 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 24 | 47 | 0.25 | 4 | 0.06 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 25 | 42 | 0.23 | 42 | 0.63 | +http://warifort.moykrest.ru/ |
| 26 | 36 | 0.20 | 6 | 0.09 | +http://fulltext.sblog.cz/ |
| 27 | 32 | 0.17 | 6 | 0.09 | Android 4.1.1 |
| 28 | 22 | 0.12 | 19 | 0.28 | Auto; Windows |
| 29 | 20 | 0.11 | 10 | 0.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 30 | 20 | 0.11 | 19 | 0.28 | Windows ME |
| 31 | 18 | 0.10 | 5 | 0.07 | Linux [unknown version] |
| 32 | 18 | 0.10 | 7 | 0.10 | +http://help.coccoc.com/ |
| 33 | 17 | 0.09 | 13 | 0.19 | MSIE 5.5; Windows NT 4.0 |
| 34 | 16 | 0.09 | 11 | 0.16 | Windows 2000 |
| 35 | 16 | 0.09 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 36 | 16 | 0.09 | 15 | 0.22 | MSIE 5.5; Windows NT 5.0 |
| 37 | 15 | 0.08 | 13 | 0.19 | ) - BrowseX (2.0.0 Windows |
| 38 | 14 | 0.08 | 11 | 0.16 | Windows CE |
| 39 | 14 | 0.08 | 1 | 0.01 | Windows XP |
| 40 | 14 | 0.08 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 41 | 14 | 0.08 | 7 | 0.10 | +http://duckduckgo.com |
| 42 | 13 | 0.07 | 5 | 0.07 | X11 |
| 43 | 12 | 0.07 | 11 | 0.16 | Windows 3.1 |
| 44 | 12 | 0.07 | 1 | 0.01 | S60 |
| 45 | 12 | 0.07 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 46 | 10 | 0.05 | 6 | 0.09 | +http://www.exabot.com/go/robot |
| 47 | 8 | 0.04 | 4 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 48 | 7 | 0.04 | 1 | 0.01 | BlackBerry |
| 49 | 7 | 0.04 | 4 | 0.06 | Android 2.3.5 |
| 50 | 6 | 0.03 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 51 | 4 | 0.02 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 52 | 3 | 0.02 | 3 | 0.04 | +http://domainsigma.com/robot |
| 53 | 2 | 0.01 | 2 | 0.03 | +https://gimmeusa.com/pages/crawler |
| 54 | 2 | 0.01 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 55 | 2 | 0.01 | 2 | 0.03 | +http://pmoz.info/doc/botinfo.htm |
| 56 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 57 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 58 | 1 | 0.01 | 0 | 0.00 | +http://www.seograph.net/bot.html |
| 59 | 1 | 0.01 | 1 | 0.01 | +http://www.wmtips.com/tools/ |
