| Used Operating Systems |
| 1 | 55298 | 86.12 | 6190 | 72.63 | Windows NT |
| 2 | 2850 | 4.44 | 50 | 0.59 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1886 | 2.94 | 1734 | 20.34 | +http://www.baidu.com/search/spider.html |
| 4 | 1675 | 2.61 | 43 | 0.50 | Windows 98 |
| 5 | 513 | 0.80 | 39 | 0.46 | help@moz.com |
| 6 | 485 | 0.76 | 103 | 1.21 | +http://www.bing.com/bingbot.htm |
| 7 | 472 | 0.74 | 143 | 1.68 | +http://www.google.com/bot.html |
| 8 | 297 | 0.46 | 84 | 0.99 | +http://www.linkdex.com/about/bots/ |
| 9 | 163 | 0.25 | 19 | 0.22 | +http://yandex.com/bots |
| 10 | 138 | 0.21 | 22 | 0.26 | X11 |
| 11 | 74 | 0.12 | 2 | 0.02 | Windows Phone OS 7.5 |
| 12 | 55 | 0.09 | 4 | 0.05 | Android 2.3.5 |
| 13 | 41 | 0.06 | 21 | 0.25 | Windows 95 |
| 14 | 40 | 0.06 | 8 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 18 | 0.03 | 5 | 0.06 | Windows 2000 |
| 16 | 18 | 0.03 | 7 | 0.08 | Linux i686 [unknown version] |
| 17 | 13 | 0.02 | 7 | 0.08 | Linux [unknown version] |
| 18 | 12 | 0.02 | 6 | 0.07 | http://crawler.sistrix.net/ |
| 19 | 12 | 0.02 | 2 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 20 | 12 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 21 | 10 | 0.02 | 0 | 0.00 | Android |
| 22 | 10 | 0.02 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 23 | 9 | 0.01 | 3 | 0.04 | Windows XP |
| 24 | 9 | 0.01 | 3 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 25 | 8 | 0.01 | 2 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 26 | 8 | 0.01 | 0 | 0.00 | S60 |
| 27 | 7 | 0.01 | 5 | 0.06 | Auto; Windows |
| 28 | 7 | 0.01 | 3 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 29 | 6 | 0.01 | 4 | 0.05 | Windows CE |
| 30 | 6 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 31 | 6 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 32 | 6 | 0.01 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 33 | 6 | 0.01 | 2 | 0.02 | +http://www.exabot.com/go/robot |
| 34 | 5 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 35 | 4 | 0.01 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 36 | 4 | 0.01 | 2 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 37 | 4 | 0.01 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 38 | 3 | 0.00 | 0 | 0.00 | Win32 |
| 39 | 3 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 40 | 3 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 41 | 2 | 0.00 | 0 | 0.00 | Windows Mobile |
| 42 | 2 | 0.00 | 0 | 0.00 | BlackBerry |
| 43 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 44 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 2 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 46 | 1 | 0.00 | 1 | 0.01 | Windows ME |
