| Used Operating Systems |
| 1 | 17448 | 27.39 | 4 | 0.06 | +http://megaindex.com/crawler |
| 2 | 13449 | 21.11 | 173 | 2.65 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 10492 | 16.47 | 3141 | 48.06 | Windows NT |
| 4 | 8028 | 12.60 | 211 | 3.23 | +http://ahrefs.com/robot/ |
| 5 | 6598 | 10.36 | 122 | 1.87 | +http://www.semrush.com/bot.html |
| 6 | 2479 | 3.89 | 214 | 3.27 | +http://yandex.com/bots |
| 7 | 1999 | 3.14 | 1720 | 26.32 | +http://www.baidu.com/search/spider.html |
| 8 | 1122 | 1.76 | 244 | 3.73 | +http://www.bing.com/bingbot.htm |
| 9 | 602 | 0.94 | 264 | 4.04 | +http://www.google.com/bot.html |
| 10 | 467 | 0.73 | 30 | 0.46 | Windows XP |
| 11 | 283 | 0.44 | 144 | 2.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 210 | 0.33 | 87 | 1.33 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 131 | 0.21 | 36 | 0.55 | +http://www.linkdex.com/bots/ |
| 14 | 101 | 0.16 | 2 | 0.03 | +http://www.seokicks.de/robot.html |
| 15 | 55 | 0.09 | 24 | 0.37 | Windows 98 |
| 16 | 38 | 0.06 | 17 | 0.26 | http://www.bing.com/bingbot.htm |
| 17 | 34 | 0.05 | 28 | 0.43 | Windows 95 |
| 18 | 23 | 0.04 | 7 | 0.11 | X11 |
| 19 | 17 | 0.03 | 7 | 0.11 | +http://www.exabot.com/go/robot |
| 20 | 10 | 0.02 | 4 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 21 | 10 | 0.02 | 4 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 22 | 10 | 0.02 | 7 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 23 | 9 | 0.01 | 7 | 0.11 | Windows 2000 |
| 24 | 9 | 0.01 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 25 | 9 | 0.01 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
| 26 | 9 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 27 | 7 | 0.01 | 6 | 0.09 | Windows ME |
| 28 | 6 | 0.01 | 4 | 0.06 | Auto; Windows |
| 29 | 6 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 30 | 6 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 31 | 4 | 0.01 | 4 | 0.06 | Windows CE |
| 32 | 4 | 0.01 | 2 | 0.03 | Android |
| 33 | 4 | 0.01 | 1 | 0.02 | http://www.opensiteexplorer.org/dotbot, ... |
| 34 | 4 | 0.01 | 4 | 0.06 | Windows 3.1 |
| 35 | 3 | 0.00 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 36 | 3 | 0.00 | 1 | 0.02 | PPC Mac OS X Mach-O |
| 37 | 2 | 0.00 | 1 | 0.02 | +http://sur.ly/bot.html |
| 38 | 2 | 0.00 | 1 | 0.02 | +https://deusu.de/robot.html |
| 39 | 2 | 0.00 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 40 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 41 | 2 | 0.00 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 42 | 2 | 0.00 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 43 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows NT 5.1; Avant Brows... |
| 44 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; MEGAUPLOAD 2.9.... |
| 45 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows 98; Crazy Browser 4... |
| 46 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 47 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 48 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 5.1; ZangoToolba... |
| 49 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; IEMB3; InfoPath... |
| 50 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Zune 6.2.33 |
