| Used Operating Systems |
| 1 | 33203 | 48.51 | 557 | 4.18 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 10523 | 15.37 | 7111 | 53.36 | +http://www.baidu.com/search/spider.html |
| 3 | 7922 | 11.57 | 3038 | 22.80 | Windows NT |
| 4 | 6570 | 9.60 | 1678 | 12.59 | +http://www.google.com/bot.html |
| 5 | 4020 | 5.87 | 4 | 0.03 | +http://webmeup-crawler.com/ |
| 6 | 1052 | 1.54 | 366 | 2.75 | +http://www.bing.com/bingbot.htm |
| 7 | 998 | 1.46 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 8 | 823 | 1.20 | 4 | 0.03 | http://crawler.sistrix.net/ |
| 9 | 692 | 1.01 | 62 | 0.47 | Windows 98 |
| 10 | 692 | 1.01 | 57 | 0.43 | +http://www.exabot.com/go/robot |
| 11 | 658 | 0.96 | 159 | 1.19 | +http://yandex.com/bots |
| 12 | 504 | 0.74 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 13 | 134 | 0.20 | 57 | 0.43 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 120 | 0.18 | 75 | 0.56 | Windows 95 |
| 15 | 115 | 0.17 | 2 | 0.02 | +http://siteexplorer.info/ |
| 16 | 52 | 0.08 | 18 | 0.14 | +http://www.linkdex.com/bots/ |
| 17 | 47 | 0.07 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 18 | 34 | 0.05 | 7 | 0.05 | X11 |
| 19 | 33 | 0.05 | 27 | 0.20 | Windows CE |
| 20 | 30 | 0.04 | 1 | 0.01 | Windows Phone OS 7.5 |
| 21 | 25 | 0.04 | 22 | 0.17 | Windows 2000 |
| 22 | 25 | 0.04 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 23 | 22 | 0.03 | 18 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 24 | 21 | 0.03 | 0 | 0.00 | Windows XP |
| 25 | 18 | 0.03 | 17 | 0.13 | Windows 3.1 |
| 26 | 17 | 0.02 | 17 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 27 | 15 | 0.02 | 10 | 0.08 | Windows ME |
| 28 | 9 | 0.01 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 29 | 9 | 0.01 | 1 | 0.01 | Windows 92 |
| 30 | 9 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 31 | 9 | 0.01 | 3 | 0.02 | Android 2.3.5 |
| 32 | 8 | 0.01 | 1 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 33 | 8 | 0.01 | 1 | 0.01 | Linux i686 [unknown version] |
| 34 | 6 | 0.01 | 3 | 0.02 | +http://wmaid.com/explore/ |
| 35 | 4 | 0.01 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 36 | 3 | 0.00 | 2 | 0.02 | +http://www.proximic.com/info/spider.php |
| 37 | 3 | 0.00 | 1 | 0.01 | +http://downloaflare.biz |
| 38 | 3 | 0.00 | 1 | 0.01 | +http://inload.in |
| 39 | 3 | 0.00 | 1 | 0.01 | +http://freedlf.com/ |
| 40 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 41 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 42 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 43 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 44 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 45 | 1 | 0.00 | 0 | 0.00 | +http://vk.com/dev/Share |
