| Used Operating Systems |
| 1 | 22555 | 75.05 | 4361 | 56.79 | Windows NT |
| 2 | 2263 | 7.53 | 2060 | 26.83 | +http://www.baidu.com/search/spider.html |
| 3 | 1727 | 5.75 | 39 | 0.51 | +http://yandex.com/bots |
| 4 | 717 | 2.39 | 186 | 2.42 | +http://www.bing.com/bingbot.htm |
| 5 | 681 | 2.27 | 164 | 2.14 | +http://www.google.com/bot.html |
| 6 | 349 | 1.16 | 172 | 2.24 | Windows 95 |
| 7 | 193 | 0.64 | 18 | 0.23 | Windows 98 |
| 8 | 149 | 0.50 | 20 | 0.26 | +http://shoulu.jike.com/spider.html |
| 9 | 138 | 0.46 | 138 | 1.80 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 137 | 0.46 | 32 | 0.42 | ezooms.bot@gmail.com |
| 11 | 107 | 0.36 | 10 | 0.13 | X11 |
| 12 | 105 | 0.35 | 87 | 1.13 | +http://help.soso.com/webspider.htm |
| 13 | 93 | 0.31 | 20 | 0.26 | http://www.majestic12.co.uk/bot.php?+ |
| 14 | 78 | 0.26 | 47 | 0.61 | MSIE 5.5; Windows NT 5.0 |
| 15 | 64 | 0.21 | 29 | 0.38 | Windows ME |
| 16 | 62 | 0.21 | 34 | 0.44 | Windows CE |
| 17 | 61 | 0.20 | 5 | 0.07 | Windows XP |
| 18 | 58 | 0.19 | 37 | 0.48 | Auto; Windows |
| 19 | 57 | 0.19 | 28 | 0.36 | Windows 3.1 |
| 20 | 55 | 0.18 | 31 | 0.40 | ) - BrowseX (2.0.0 Windows |
| 21 | 53 | 0.18 | 29 | 0.38 | Windows 2000 |
| 22 | 46 | 0.15 | 20 | 0.26 | +http://ahrefs.com/robot/ |
| 23 | 45 | 0.15 | 2 | 0.03 | Android 2.3.5 |
| 24 | 44 | 0.15 | 21 | 0.27 | +http://www.exabot.com/go/robot |
| 25 | 39 | 0.13 | 27 | 0.35 | MSIE 5.5; Windows NT 4.0 |
| 26 | 27 | 0.09 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 27 | 26 | 0.09 | 13 | 0.17 | http://crawler.sistrix.net/ |
| 28 | 18 | 0.06 | 9 | 0.12 | +http://www.profound.net/urlappendbot.ht... |
| 29 | 18 | 0.06 | 7 | 0.09 | +http://help.coccoc.com/ |
| 30 | 17 | 0.06 | 10 | 0.13 | +http://www.acoon.de/robot.asp |
| 31 | 14 | 0.05 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 32 | 13 | 0.04 | 3 | 0.04 | +http://siteexplorer.info/ |
| 33 | 10 | 0.03 | 3 | 0.04 | +http://www.semrush.com/bot.html |
| 34 | 5 | 0.02 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 35 | 5 | 0.02 | 4 | 0.05 | +info@netcraft.com |
| 36 | 4 | 0.01 | 3 | 0.04 | Linux i686 [unknown version] |
| 37 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 38 | 3 | 0.01 | 2 | 0.03 | http://support.paper.li/entries/20023257... |
| 39 | 3 | 0.01 | 0 | 0.00 | http://www.mojeek.com/bot.html |
| 40 | 3 | 0.01 | 1 | 0.01 | +http://prlog.ru/ |
| 41 | 2 | 0.01 | 2 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 42 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 43 | 2 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows 95 |
| 44 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 45 | 1 | 0.00 | 0 | 0.00 | Mac_PowerPC; en |
