| Used Operating Systems |
| 1 | 16193 | 81.43 | 4168 | 66.34 | Windows NT |
| 2 | 1638 | 8.24 | 1544 | 24.57 | +http://www.baidu.com/search/spider.html |
| 3 | 537 | 2.70 | 17 | 0.27 | +http://yandex.com/bots |
| 4 | 320 | 1.61 | 117 | 1.86 | +http://www.bing.com/bingbot.htm |
| 5 | 306 | 1.54 | 118 | 1.88 | +http://www.google.com/bot.html |
| 6 | 163 | 0.82 | 76 | 1.21 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 100 | 0.50 | 26 | 0.41 | Windows 98 |
| 8 | 84 | 0.42 | 44 | 0.70 | Windows 95 |
| 9 | 75 | 0.38 | 12 | 0.19 | X11 |
| 10 | 46 | 0.23 | 22 | 0.35 | ezooms.bot@gmail.com |
| 11 | 44 | 0.22 | 1 | 0.02 | J2ME/MIDP |
| 12 | 41 | 0.21 | 3 | 0.05 | Android 2.3.5 |
| 13 | 32 | 0.16 | 13 | 0.21 | Windows ME |
| 14 | 32 | 0.16 | 8 | 0.13 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 29 | 0.15 | 16 | 0.25 | +http://www.easou.com/search/spider.html |
| 16 | 28 | 0.14 | 2 | 0.03 | Linux i686 [unknown version] |
| 17 | 24 | 0.12 | 21 | 0.33 | +http://help.soso.com/webspider.htm |
| 18 | 21 | 0.11 | 11 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 19 | 20 | 0.10 | 10 | 0.16 | +http://www.career-x.de/bot.html |
| 20 | 17 | 0.09 | 8 | 0.13 | Auto; Windows |
| 21 | 14 | 0.07 | 8 | 0.13 | Windows 2000 |
| 22 | 14 | 0.07 | 2 | 0.03 | +http://siteexplorer.info/ |
| 23 | 13 | 0.07 | 7 | 0.11 | Windows 3.1 |
| 24 | 11 | 0.06 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 25 | 11 | 0.06 | 6 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 26 | 10 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 27 | 9 | 0.05 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 9 | 0.05 | 0 | 0.00 | Windows XP |
| 29 | 8 | 0.04 | 5 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 30 | 7 | 0.04 | 5 | 0.08 | Windows CE |
| 31 | 6 | 0.03 | 2 | 0.03 | +http://www.profound.net/urlappendbot.ht... |
| 32 | 6 | 0.03 | 3 | 0.05 | +http://www.exabot.com/go/robot |
| 33 | 4 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 34 | 3 | 0.02 | 2 | 0.03 | +http://www.netseer.com/crawler.html; cr... |
| 35 | 3 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 36 | 2 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 37 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 38 | 2 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 39 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 40 | 1 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 41 | 1 | 0.01 | 1 | 0.02 | Linux [unknown version] |
