| Used Operating Systems |
| 1 | 9478 | 64.53 | 3384 | 55.96 | Windows NT |
| 2 | 1821 | 12.40 | 1755 | 29.02 | +http://www.baidu.com/search/spider.html |
| 3 | 1590 | 10.83 | 398 | 6.58 | +http://www.google.com/bot.html |
| 4 | 932 | 6.35 | 141 | 2.33 | +http://yandex.com/bots |
| 5 | 584 | 3.98 | 255 | 4.22 | +http://www.bing.com/bingbot.htm |
| 6 | 60 | 0.41 | 20 | 0.33 | X11 |
| 7 | 32 | 0.22 | 6 | 0.10 | Android 2.3.5 |
| 8 | 31 | 0.21 | 13 | 0.21 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 18 | 0.12 | 9 | 0.15 | Windows 98 |
| 10 | 16 | 0.11 | 8 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 16 | 0.11 | 11 | 0.18 | Windows 95 |
| 12 | 16 | 0.11 | 7 | 0.12 | +http://www.seoprofiler.com/bot |
| 13 | 11 | 0.07 | 7 | 0.12 | Windows ME |
| 14 | 8 | 0.05 | 0 | 0.00 | Linux 2.4.x |
| 15 | 8 | 0.05 | 1 | 0.02 | +info@netcraft.com |
| 16 | 8 | 0.05 | 2 | 0.03 | help@moz.com |
| 17 | 6 | 0.04 | 2 | 0.03 | Auto; Windows |
| 18 | 6 | 0.04 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 19 | 5 | 0.03 | 5 | 0.08 | Windows CE |
| 20 | 5 | 0.03 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 21 | 4 | 0.03 | 2 | 0.03 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 22 | 4 | 0.03 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 4 | 0.03 | 2 | 0.03 | +http://www.exabot.com/go/robot |
| 24 | 3 | 0.02 | 0 | 0.00 | Win32 |
| 25 | 3 | 0.02 | 3 | 0.05 | Windows 3.1 |
| 26 | 3 | 0.02 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 27 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 28 | 2 | 0.01 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 2 | 0.01 | 0 | 0.00 | ezooms.bot@gmail.com |
| 30 | 2 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 31 | 1 | 0.01 | 1 | 0.02 | Windows 2000 |
| 32 | 1 | 0.01 | 1 | 0.02 | J2ME/MIDP |
| 33 | 1 | 0.01 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 34 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 35 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 37 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
