| Used Operating Systems |
| 1 | 4641 | 79.06 | 2137 | 80.95 | Windows NT |
| 2 | 308 | 5.25 | 231 | 8.75 | +http://www.baidu.com/search/spider.html |
| 3 | 202 | 3.44 | 49 | 1.86 | +http://www.bing.com/bingbot.htm |
| 4 | 194 | 3.30 | 35 | 1.33 | +http://yandex.com/bots |
| 5 | 119 | 2.03 | 23 | 0.87 | +http://www.google.com/bot.html |
| 6 | 84 | 1.43 | 19 | 0.72 | Windows 98 |
| 7 | 78 | 1.33 | 41 | 1.55 | Windows 95 |
| 8 | 26 | 0.44 | 13 | 0.49 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 25 | 0.43 | 13 | 0.49 | ) - BrowseX (2.0.0 Windows |
| 10 | 21 | 0.36 | 8 | 0.30 | Windows ME |
| 11 | 19 | 0.32 | 10 | 0.38 | MSIE 5.5; Windows NT 4.0 |
| 12 | 18 | 0.31 | 0 | 0.00 | Windows XP |
| 13 | 16 | 0.27 | 9 | 0.34 | Windows 2000 |
| 14 | 16 | 0.27 | 4 | 0.15 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 14 | 0.24 | 9 | 0.34 | Auto; Windows |
| 16 | 13 | 0.22 | 5 | 0.19 | Windows 3.1 |
| 17 | 12 | 0.20 | 11 | 0.42 | MSIE 5.5; Windows NT 5.0 |
| 18 | 11 | 0.19 | 5 | 0.19 | http://crawler.sistrix.net/ |
| 19 | 11 | 0.19 | 3 | 0.11 | X11 |
| 20 | 9 | 0.15 | 8 | 0.30 | Windows CE |
| 21 | 8 | 0.14 | 0 | 0.00 | Linux 2.4.x |
| 22 | 7 | 0.12 | 3 | 0.11 | Android 2.3.5 |
| 23 | 4 | 0.07 | 0 | 0.00 | Macintosh PPC |
| 24 | 4 | 0.07 | 2 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 25 | 4 | 0.07 | 2 | 0.08 | +info@netcraft.com |
| 26 | 3 | 0.05 | 0 | 0.00 | Linux i686 [unknown version] |
| 27 | 2 | 0.03 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 28 | 1 | 0.02 | 0 | 0.00 | Win32 |
