| Used Operating Systems |
| 1 | 20976 | 83.42 | 4332 | 69.19 | Windows NT |
| 2 | 1448 | 5.76 | 1386 | 22.14 | +http://www.baidu.com/search/spider.html |
| 3 | 1092 | 4.34 | 54 | 0.86 | Windows 98 |
| 4 | 360 | 1.43 | 139 | 2.22 | +http://www.bing.com/bingbot.htm |
| 5 | 309 | 1.23 | 24 | 0.38 | +http://yandex.com/bots |
| 6 | 197 | 0.78 | 67 | 1.07 | +http://www.google.com/bot.html |
| 7 | 172 | 0.68 | 67 | 1.07 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 101 | 0.40 | 4 | 0.06 | X11 |
| 9 | 66 | 0.26 | 4 | 0.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 64 | 0.25 | 46 | 0.73 | Windows 95 |
| 11 | 51 | 0.20 | 1 | 0.02 | Android 2.3.5 |
| 12 | 38 | 0.15 | 19 | 0.30 | help@moz.com |
| 13 | 36 | 0.14 | 11 | 0.18 | +http://www.exabot.com/go/robot |
| 14 | 31 | 0.12 | 12 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 22 | 0.09 | 11 | 0.18 | +http://www.career-x.de/bot.html |
| 16 | 21 | 0.08 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 17 | 17 | 0.07 | 9 | 0.14 | Windows 3.1 |
| 18 | 15 | 0.06 | 11 | 0.18 | ) - BrowseX (2.0.0 Windows |
| 19 | 12 | 0.05 | 3 | 0.05 | +http://www.profound.net/urlappendbot.ht... |
| 20 | 10 | 0.04 | 6 | 0.10 | Windows CE |
| 21 | 10 | 0.04 | 5 | 0.08 | http://crawler.sistrix.net/ |
| 22 | 10 | 0.04 | 8 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 23 | 9 | 0.04 | 7 | 0.11 | Windows ME |
| 24 | 8 | 0.03 | 6 | 0.10 | Auto; Windows |
| 25 | 8 | 0.03 | 3 | 0.05 | Windows XP |
| 26 | 7 | 0.03 | 3 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 27 | 6 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 28 | 6 | 0.02 | 3 | 0.05 | +http://fulltext.sblog.cz/ |
| 29 | 5 | 0.02 | 5 | 0.08 | Windows 2000 |
| 30 | 4 | 0.02 | 0 | 0.00 | Win32 |
| 31 | 4 | 0.02 | 2 | 0.03 | +http://www.easou.com/search/spider.html |
| 32 | 4 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 33 | 4 | 0.02 | 2 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 35 | 3 | 0.01 | 2 | 0.03 | +http://help.coccoc.com/ |
| 36 | 3 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 37 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 38 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 39 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 40 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 41 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 42 | 1 | 0.00 | 0 | 0.00 | LBBROWSER |
| 43 | 1 | 0.00 | 1 | 0.02 | Windows 92 |
| 44 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.6 |
