| Used Operating Systems |
| 1 | 15569 | 48.81 | 182 | 2.36 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 11813 | 37.04 | 5047 | 65.43 | Windows NT |
| 3 | 1892 | 5.93 | 1667 | 21.61 | +http://www.baidu.com/search/spider.html |
| 4 | 500 | 1.57 | 145 | 1.88 | +http://www.google.com/bot.html |
| 5 | 499 | 1.56 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 6 | 380 | 1.19 | 173 | 2.24 | +http://www.bing.com/bingbot.htm |
| 7 | 348 | 1.09 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 8 | 157 | 0.49 | 123 | 1.59 | Windows 95 |
| 9 | 127 | 0.40 | 28 | 0.36 | Windows 98 |
| 10 | 96 | 0.30 | 48 | 0.62 | X11 |
| 11 | 96 | 0.30 | 21 | 0.27 | +http://yandex.com/bots |
| 12 | 47 | 0.15 | 29 | 0.38 | Android 2.3.5 |
| 13 | 41 | 0.13 | 28 | 0.36 | Windows ME |
| 14 | 38 | 0.12 | 30 | 0.39 | Windows 3.1 |
| 15 | 35 | 0.11 | 2 | 0.03 | Windows XP |
| 16 | 33 | 0.10 | 31 | 0.40 | MSIE 5.5; Windows NT 4.0 |
| 17 | 32 | 0.10 | 29 | 0.38 | Windows 2000 |
| 18 | 31 | 0.10 | 25 | 0.32 | Windows CE |
| 19 | 31 | 0.10 | 30 | 0.39 | Auto; Windows |
| 20 | 31 | 0.10 | 28 | 0.36 | ) - BrowseX (2.0.0 Windows |
| 21 | 23 | 0.07 | 21 | 0.27 | MSIE 5.5; Windows NT 5.0 |
| 22 | 16 | 0.05 | 8 | 0.10 | +http://www.easou.com/search/spider.html |
| 23 | 16 | 0.05 | 2 | 0.03 | Linux i686 [unknown version] |
| 24 | 10 | 0.03 | 3 | 0.04 | +http://www.linkdex.com/about/bots/ |
| 25 | 4 | 0.01 | 1 | 0.01 | Macintosh |
| 26 | 4 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 27 | 3 | 0.01 | 3 | 0.04 | J2ME/MIDP |
| 28 | 3 | 0.01 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 29 | 3 | 0.01 | 2 | 0.03 | Linux [unknown version] |
| 30 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 31 | 2 | 0.01 | 0 | 0.00 | BeOS |
| 32 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 33 | 2 | 0.01 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 34 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 35 | 1 | 0.00 | 1 | 0.01 | Windows Mobile |
| 36 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 37 | 1 | 0.00 | 0 | 0.00 | OpenBSD [unknown version] |
| 38 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 39 | 1 | 0.00 | 0 | 0.00 | SunOS 5.10 sun4u; X11 |
| 40 | 1 | 0.00 | 0 | 0.00 | SunOS sun4u |
