| Used Operating Systems |
| 1 | 6694 | 57.69 | 3067 | 50.92 | Windows NT |
| 2 | 1673 | 14.42 | 1593 | 26.45 | +http://www.baidu.com/search/spider.html |
| 3 | 560 | 4.83 | 222 | 3.69 | +http://www.bing.com/bingbot.htm |
| 4 | 500 | 4.31 | 228 | 3.79 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 373 | 3.21 | 47 | 0.78 | +http://ahrefs.com/robot/ |
| 6 | 327 | 2.82 | 103 | 1.71 | +http://www.google.com/bot.html |
| 7 | 210 | 1.81 | 158 | 2.62 | Windows 95 |
| 8 | 184 | 1.59 | 13 | 0.22 | +http://yandex.com/bots |
| 9 | 176 | 1.52 | 78 | 1.30 | Windows ME |
| 10 | 150 | 1.29 | 150 | 2.49 | http://www.yodao.com/help/webmaster/spid... |
| 11 | 89 | 0.77 | 42 | 0.70 | Windows 98 |
| 12 | 80 | 0.69 | 20 | 0.33 | MirrorDetector; +http://yandex.com/bots |
| 13 | 57 | 0.49 | 43 | 0.71 | MSIE 5.5; Windows NT 5.0 |
| 14 | 51 | 0.44 | 17 | 0.28 | Windows XP |
| 15 | 50 | 0.43 | 10 | 0.17 | http://crawler.sistrix.net/ |
| 16 | 49 | 0.42 | 39 | 0.65 | Windows 2000 |
| 17 | 48 | 0.41 | 24 | 0.40 | ezooms.bot@gmail.com |
| 18 | 47 | 0.41 | 32 | 0.53 | MSIE 5.5; Windows NT 4.0 |
| 19 | 38 | 0.33 | 30 | 0.50 | Windows 3.1 |
| 20 | 34 | 0.29 | 12 | 0.20 | +http://www.exabot.com/go/robot |
| 21 | 29 | 0.25 | 24 | 0.40 | Windows CE |
| 22 | 24 | 0.21 | 12 | 0.20 | +http://www.career-x.de/bot.html |
| 23 | 20 | 0.17 | 2 | 0.03 | BREW |
| 24 | 20 | 0.17 | 14 | 0.23 | +http://shoulu.jike.com/spider.html |
| 25 | 18 | 0.16 | 11 | 0.18 | +http://www.easou.com/search/spider.html |
| 26 | 16 | 0.14 | 2 | 0.03 | J2ME/MIDP |
| 27 | 14 | 0.12 | 7 | 0.12 | Intel Mac OS X 10.4 |
| 28 | 14 | 0.12 | 2 | 0.03 | +http://siteexplorer.info/ |
| 29 | 11 | 0.09 | 3 | 0.05 | +http://go.mail.ru/help/robots |
| 30 | 10 | 0.09 | 4 | 0.07 | +http://www.semrush.com/bot.html |
| 31 | 9 | 0.08 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 32 | 3 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 33 | 3 | 0.03 | 1 | 0.02 | Auto; Windows |
| 34 | 3 | 0.03 | 0 | 0.00 | +http://4seohunt.biz/about.html |
| 35 | 3 | 0.03 | 2 | 0.03 | X11 |
| 36 | 2 | 0.02 | 2 | 0.03 | Linux i686 [unknown version] |
| 37 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 38 | 2 | 0.02 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 39 | 2 | 0.02 | 1 | 0.02 | +http://discoveryengine.com/discoverybot... |
| 40 | 2 | 0.02 | 1 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
| 41 | 1 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 42 | 1 | 0.01 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 43 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X |
| 44 | 1 | 0.01 | 1 | 0.02 | +Someday ya skazhu |
| 45 | 1 | 0.01 | 1 | 0.02 | PPC; WOW64; Trident/1.0 |
| 46 | 1 | 0.01 | 0 | 0.00 | Android 2.3.5 |
