| Used Operating Systems |
| 1 | 20430 | 50.75 | 6783 | 70.97 | Windows NT |
| 2 | 7814 | 19.41 | 55 | 0.58 | Windows XP |
| 3 | 7389 | 18.35 | 82 | 0.86 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 1696 | 4.21 | 1615 | 16.90 | +http://www.baidu.com/search/spider.html |
| 5 | 745 | 1.85 | 204 | 2.13 | +http://www.bing.com/bingbot.htm |
| 6 | 513 | 1.27 | 158 | 1.65 | +http://www.google.com/bot.html |
| 7 | 372 | 0.92 | 34 | 0.36 | +http://yandex.com/bots |
| 8 | 189 | 0.47 | 3 | 0.03 | +http://www.exabot.com/go/robot |
| 9 | 172 | 0.43 | 160 | 1.67 | Windows 95 |
| 10 | 140 | 0.35 | 42 | 0.44 | +http://www.linkdex.com/about/bots/ |
| 11 | 138 | 0.34 | 45 | 0.47 | X11 |
| 12 | 117 | 0.29 | 37 | 0.39 | Windows 98 |
| 13 | 64 | 0.16 | 17 | 0.18 | Android 2.3.5 |
| 14 | 46 | 0.11 | 46 | 0.48 | +http://www.openfos.com |
| 15 | 36 | 0.09 | 3 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 35 | 0.09 | 35 | 0.37 | Windows 2000 |
| 17 | 35 | 0.09 | 32 | 0.33 | ) - BrowseX (2.0.0 Windows |
| 18 | 34 | 0.08 | 13 | 0.14 | ezooms.bot@gmail.com |
| 19 | 33 | 0.08 | 32 | 0.33 | Windows CE |
| 20 | 32 | 0.08 | 29 | 0.30 | MSIE 5.5; Windows NT 5.0 |
| 21 | 28 | 0.07 | 13 | 0.14 | +http://www.easou.com/search/spider.html |
| 22 | 27 | 0.07 | 25 | 0.26 | Windows 3.1 |
| 23 | 26 | 0.06 | 26 | 0.27 | Auto; Windows |
| 24 | 25 | 0.06 | 25 | 0.26 | MSIE 5.5; Windows NT 4.0 |
| 25 | 21 | 0.05 | 4 | 0.04 | +http://siteexplorer.info/ |
| 26 | 19 | 0.05 | 19 | 0.20 | Windows ME |
| 27 | 18 | 0.04 | 1 | 0.01 | Windows Phone OS 7.5 |
| 28 | 14 | 0.03 | 1 | 0.01 | +http://www.seoprofiler.com/bot |
| 29 | 13 | 0.03 | 1 | 0.01 | +http://www.aihit.com/ |
| 30 | 10 | 0.02 | 5 | 0.05 | http://crawler.sistrix.net/ |
| 31 | 7 | 0.02 | 3 | 0.03 | +http://www.semrush.com/bot.html |
| 32 | 4 | 0.01 | 2 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 33 | 4 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 35 | 2 | 0.00 | 0 | 0.00 | Win32 |
| 36 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 37 | 1 | 0.00 | 1 | 0.01 | J2ME/MIDP |
| 38 | 1 | 0.00 | 0 | 0.00 | +http://help.soso.com/webspider.htm |
| 39 | 1 | 0.00 | 1 | 0.01 | +http://struct.it/contacts/ |
| 40 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 41 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 42 | 1 | 0.00 | 1 | 0.01 | compatible |
| 43 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
