| Used Operating Systems |
| 1 | 2322 | 33.68 | 2127 | 54.47 | +http://www.baidu.com/search/spider.html |
| 2 | 2098 | 30.43 | 1258 | 32.22 | Windows NT |
| 3 | 1315 | 19.07 | 132 | 3.38 | +http://yandex.com/bots |
| 4 | 467 | 6.77 | 223 | 5.71 | +http://www.bing.com/bingbot.htm |
| 5 | 344 | 4.99 | 78 | 2.00 | +http://www.google.com/bot.html |
| 6 | 104 | 1.51 | 8 | 0.20 | +http://www.seoprofiler.com/bot |
| 7 | 53 | 0.77 | 24 | 0.61 | help@moz.com |
| 8 | 30 | 0.44 | 2 | 0.05 | +http://endb-consolidated.aihit.com/ |
| 9 | 26 | 0.38 | 8 | 0.20 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 22 | 0.32 | 5 | 0.13 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 20 | 0.29 | 14 | 0.36 | Windows 95 |
| 12 | 20 | 0.29 | 5 | 0.13 | Windows 98 |
| 13 | 12 | 0.17 | 0 | 0.00 | Linux 2.4.x |
| 14 | 12 | 0.17 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 15 | 10 | 0.15 | 0 | 0.00 | Win32 |
| 16 | 8 | 0.12 | 0 | 0.00 | Macintosh PPC |
| 17 | 8 | 0.12 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 18 | 5 | 0.07 | 4 | 0.10 | +info@netcraft.com |
| 19 | 4 | 0.06 | 2 | 0.05 | Windows XP |
| 20 | 4 | 0.06 | 4 | 0.10 | Windows 3.1 |
| 21 | 2 | 0.03 | 2 | 0.05 | Windows 2000 |
| 22 | 2 | 0.03 | 2 | 0.05 | Auto; Windows |
| 23 | 2 | 0.03 | 2 | 0.05 | Linux [unknown version] |
| 24 | 2 | 0.03 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 25 | 2 | 0.03 | 2 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 26 | 1 | 0.01 | 1 | 0.03 | Android 2.3.5 |
