| Used Operating Systems |
| 1 | 13992 | 65.34 | 2796 | 44.66 | Windows NT |
| 2 | 2641 | 12.33 | 2438 | 38.94 | +http://www.baidu.com/search/spider.html |
| 3 | 2080 | 9.71 | 80 | 1.28 | +http://yandex.com/bots |
| 4 | 1361 | 6.36 | 437 | 6.98 | +http://www.google.com/bot.html |
| 5 | 604 | 2.82 | 252 | 4.02 | +http://www.bing.com/bingbot.htm |
| 6 | 116 | 0.54 | 28 | 0.45 | help@moz.com |
| 7 | 78 | 0.36 | 13 | 0.21 | +http://www.seoprofiler.com/bot |
| 8 | 74 | 0.35 | 33 | 0.53 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 68 | 0.32 | 34 | 0.54 | +http://help.coccoc.com/ |
| 10 | 66 | 0.31 | 13 | 0.21 | X11 |
| 11 | 66 | 0.31 | 29 | 0.46 | +http://www.exabot.com/go/robot |
| 12 | 35 | 0.16 | 5 | 0.08 | +http://www.profound.net/urlappendbot.ht... |
| 13 | 28 | 0.13 | 7 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 26 | 0.12 | 2 | 0.03 | Android 2.3.5 |
| 15 | 23 | 0.11 | 22 | 0.35 | Windows 95 |
| 16 | 22 | 0.10 | 11 | 0.18 | http://crawler.sistrix.net/ |
| 17 | 21 | 0.10 | 8 | 0.13 | Windows 98 |
| 18 | 12 | 0.06 | 3 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 19 | 11 | 0.05 | 0 | 0.00 | Macintosh PPC |
| 20 | 10 | 0.05 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 21 | 7 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 22 | 7 | 0.03 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 23 | 6 | 0.03 | 3 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 6 | 0.03 | 6 | 0.10 | Auto; Windows |
| 25 | 5 | 0.02 | 0 | 0.00 | Win32 |
| 26 | 5 | 0.02 | 4 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 5 | 0.02 | 5 | 0.08 | Windows ME |
| 28 | 4 | 0.02 | 4 | 0.06 | Windows CE |
| 29 | 4 | 0.02 | 4 | 0.06 | Windows 2000 |
| 30 | 4 | 0.02 | 3 | 0.05 | Windows XP |
| 31 | 4 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 32 | 4 | 0.02 | 4 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 33 | 4 | 0.02 | 4 | 0.06 | http://www.youdao.com/help/webmaster/spi... |
| 34 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 35 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 36 | 2 | 0.01 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 37 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 38 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 39 | 2 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 40 | 1 | 0.00 | 1 | 0.02 | Windows 3.1 |
| 41 | 1 | 0.00 | 1 | 0.02 | Macintosh |
| 42 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
