| Used Operating Systems |
| 1 | 35883 | 37.32 | 565 | 3.29 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 19214 | 19.98 | 43 | 0.25 | +http://yandex.com/bots |
| 3 | 14510 | 15.09 | 3873 | 22.54 | Windows NT |
| 4 | 11367 | 11.82 | 10599 | 61.69 | +http://www.baidu.com/search/spider.html |
| 5 | 9757 | 10.15 | 1368 | 7.96 | +http://www.google.com/bot.html |
| 6 | 2402 | 2.50 | 4 | 0.02 | +http://www.seoprofiler.com/bot |
| 7 | 1173 | 1.22 | 4 | 0.02 | http://crawler.sistrix.net/ |
| 8 | 984 | 1.02 | 484 | 2.82 | +http://www.bing.com/bingbot.htm |
| 9 | 252 | 0.26 | 16 | 0.09 | +http://www.exabot.com/go/robot |
| 10 | 138 | 0.14 | 54 | 0.31 | Windows 95 |
| 11 | 68 | 0.07 | 9 | 0.05 | X11 |
| 12 | 66 | 0.07 | 28 | 0.16 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 57 | 0.06 | 25 | 0.15 | +http://www.linkdex.com/about/bots/ |
| 14 | 47 | 0.05 | 9 | 0.05 | Android 2.3.5 |
| 15 | 36 | 0.04 | 16 | 0.09 | Windows 98 |
| 16 | 30 | 0.03 | 15 | 0.09 | help@moz.com |
| 17 | 27 | 0.03 | 1 | 0.01 | iPhone |
| 18 | 22 | 0.02 | 2 | 0.01 | +http://www.profound.net/urlappendbot.ht... |
| 19 | 16 | 0.02 | 4 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 20 | 13 | 0.01 | 7 | 0.04 | Windows CE |
| 21 | 13 | 0.01 | 11 | 0.06 | Windows ME |
| 22 | 12 | 0.01 | 6 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 23 | 11 | 0.01 | 7 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 24 | 7 | 0.01 | 7 | 0.04 | Windows 2000 |
| 25 | 7 | 0.01 | 7 | 0.04 | Auto; Windows |
| 26 | 6 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 27 | 5 | 0.01 | 0 | 0.00 | Win32 |
| 28 | 5 | 0.01 | 5 | 0.03 | Windows XP |
| 29 | 5 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 30 | 4 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 31 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 32 | 3 | 0.00 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 33 | 3 | 0.00 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 2 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 35 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 36 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 37 | 2 | 0.00 | 2 | 0.01 | Linux i686 [unknown version] |
| 38 | 2 | 0.00 | 0 | 0.00 | +http://vk.com/dev/Share |
| 39 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 40 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
