| Used Operating Systems |
| 1 | 17456 | 62.66 | 3403 | 56.19 | Windows NT |
| 2 | 4265 | 15.31 | 93 | 1.54 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2355 | 8.45 | 2037 | 33.64 | +http://www.baidu.com/search/spider.html |
| 4 | 1478 | 5.31 | 181 | 2.99 | +http://www.google.com/bot.html |
| 5 | 640 | 2.30 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 6 | 530 | 1.90 | 67 | 1.11 | +http://yandex.com/bots |
| 7 | 415 | 1.49 | 133 | 2.20 | +http://www.bing.com/bingbot.htm |
| 8 | 255 | 0.92 | 4 | 0.07 | +http://www.seoprofiler.com/bot |
| 9 | 90 | 0.32 | 17 | 0.28 | X11 |
| 10 | 82 | 0.29 | 27 | 0.45 | +http://www.linkdex.com/about/bots/ |
| 11 | 47 | 0.17 | 1 | 0.02 | Android |
| 12 | 42 | 0.15 | 7 | 0.12 | +http://www.exabot.com/go/robot |
| 13 | 38 | 0.14 | 7 | 0.12 | Android 2.3.5 |
| 14 | 27 | 0.10 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 15 | 22 | 0.08 | 11 | 0.18 | +http://www.career-x.de/bot.html |
| 16 | 21 | 0.08 | 13 | 0.21 | Windows 98 |
| 17 | 15 | 0.05 | 15 | 0.25 | Windows 95 |
| 18 | 10 | 0.04 | 1 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 19 | 9 | 0.03 | 0 | 0.00 | Macintosh PPC |
| 20 | 5 | 0.02 | 1 | 0.02 | +http://spider.socialbm.net |
| 21 | 4 | 0.01 | 4 | 0.07 | Windows CE |
| 22 | 4 | 0.01 | 0 | 0.00 | Win32 |
| 23 | 4 | 0.01 | 4 | 0.07 | Linux [unknown version] |
| 24 | 4 | 0.01 | 2 | 0.03 | ezooms.bot@gmail.com |
| 25 | 4 | 0.01 | 4 | 0.07 | Windows 3.1 |
| 26 | 4 | 0.01 | 2 | 0.03 | +http://www.solomono.ru |
| 27 | 4 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 4 | 0.01 | 2 | 0.03 | +http://siteexplorer.info/ |
| 29 | 3 | 0.01 | 3 | 0.05 | Windows 2000 |
| 30 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 31 | 3 | 0.01 | 3 | 0.05 | Windows ME |
| 32 | 2 | 0.01 | 1 | 0.02 | Intel Mac OS X |
| 33 | 2 | 0.01 | 2 | 0.03 | Auto; Windows |
| 34 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 35 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 36 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 37 | 1 | 0.00 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 38 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 39 | 1 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 40 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 41 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 42 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
