| Used Operating Systems |
| 1 | 1761 | 31.63 | 1614 | 51.86 | +http://www.baidu.com/search/spider.html |
| 2 | 1632 | 29.31 | 996 | 32.01 | Windows NT |
| 3 | 1026 | 18.43 | 100 | 3.21 | +http://yandex.com/bots |
| 4 | 629 | 11.30 | 262 | 8.42 | +http://www.bing.com/bingbot.htm |
| 5 | 265 | 4.76 | 65 | 2.09 | +http://www.google.com/bot.html |
| 6 | 46 | 0.83 | 16 | 0.51 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 39 | 0.70 | 3 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 8 | 38 | 0.68 | 19 | 0.61 | help@moz.com |
| 9 | 30 | 0.54 | 2 | 0.06 | http://www.lipperhey.com/ |
| 10 | 15 | 0.27 | 1 | 0.03 | +http://endb-consolidated.aihit.com/ |
| 11 | 12 | 0.22 | 5 | 0.16 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 9 | 0.16 | 0 | 0.00 | Linux 2.4.x |
| 13 | 9 | 0.16 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 14 | 7 | 0.13 | 0 | 0.00 | Macintosh PPC |
| 15 | 6 | 0.11 | 6 | 0.19 | Windows 95 |
| 16 | 6 | 0.11 | 4 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 17 | 5 | 0.09 | 2 | 0.06 | Windows 98 |
| 18 | 4 | 0.07 | 4 | 0.13 | Windows 2000 |
| 19 | 4 | 0.07 | 0 | 0.00 | Win32 |
| 20 | 4 | 0.07 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 21 | 4 | 0.07 | 2 | 0.06 | +info@netcraft.com |
| 22 | 4 | 0.07 | 2 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 23 | 4 | 0.07 | 2 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 3 | 0.05 | 1 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 25 | 2 | 0.04 | 2 | 0.06 | Windows ME |
| 26 | 2 | 0.04 | 2 | 0.06 | Windows 3.1 |
| 27 | 1 | 0.02 | 1 | 0.03 | Linux i586 [unknown version] |
| 28 | 1 | 0.02 | 1 | 0.03 | Android 2.3.5 |
