| Used Operating Systems |
| 1 | 12964 | 39.47 | 1054 | 12.27 | Windows NT |
| 2 | 4447 | 13.54 | 4013 | 46.71 | +http://www.baidu.com/search/spider.html |
| 3 | 4107 | 12.50 | 189 | 2.20 | +http://yandex.com/bots |
| 4 | 1899 | 5.78 | 436 | 5.08 | ezooms.bot@gmail.com |
| 5 | 1834 | 5.58 | 429 | 4.99 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 1750 | 5.33 | 660 | 7.68 | +http://www.bing.com/bingbot.htm |
| 7 | 1691 | 5.15 | 661 | 7.69 | +http://www.google.com/bot.html |
| 8 | 1070 | 3.26 | 13 | 0.15 | http://crawler.sistrix.net/ |
| 9 | 796 | 2.42 | 492 | 5.73 | +http://ahrefs.com/robot/ |
| 10 | 349 | 1.06 | 65 | 0.76 | +http://shoulu.jike.com/spider.html |
| 11 | 300 | 0.91 | 299 | 3.48 | http://www.yodao.com/help/webmaster/spid... |
| 12 | 226 | 0.69 | 45 | 0.52 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 212 | 0.65 | 6 | 0.07 | Intel Mac OS X 10.4 |
| 14 | 200 | 0.61 | 2 | 0.02 | http://www.lipperhey.com/ |
| 15 | 164 | 0.50 | 2 | 0.02 | Windows Mobile |
| 16 | 109 | 0.33 | 5 | 0.06 | X11 |
| 17 | 96 | 0.29 | 45 | 0.52 | +http://www.career-x.de/bot.html |
| 18 | 84 | 0.26 | 2 | 0.02 | PPC Mac OS X 10.5 |
| 19 | 66 | 0.20 | 15 | 0.17 | Linux i686 [unknown version] |
| 20 | 62 | 0.19 | 31 | 0.36 | +http://discoveryengine.com/discoverybot... |
| 21 | 53 | 0.16 | 15 | 0.17 | Windows 98 |
| 22 | 50 | 0.15 | 2 | 0.02 | J2ME/MIDP |
| 23 | 49 | 0.15 | 24 | 0.28 | +http://www.seoprofiler.com/bot |
| 24 | 42 | 0.13 | 2 | 0.02 | Android |
| 25 | 25 | 0.08 | 3 | 0.03 | Linux [unknown version] |
| 26 | 22 | 0.07 | 10 | 0.12 | +http://www.exabot.com/go/robot |
| 27 | 20 | 0.06 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 28 | 12 | 0.04 | 3 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 29 | 12 | 0.04 | 6 | 0.07 | http://www.botje.com/plukkie.htm |
| 30 | 12 | 0.04 | 6 | 0.07 | +http://www.q0.com |
| 31 | 12 | 0.04 | 5 | 0.06 | +http://www.acoon.de/robot.asp |
| 32 | 11 | 0.03 | 3 | 0.03 | +http://www.compspy.com/spider.html |
| 33 | 10 | 0.03 | 5 | 0.06 | Windows 95 |
| 34 | 8 | 0.02 | 4 | 0.05 | Auto; Windows |
| 35 | 8 | 0.02 | 3 | 0.03 | Windows 3.1 |
| 36 | 7 | 0.02 | 3 | 0.03 | Windows XP |
| 37 | 7 | 0.02 | 7 | 0.08 | WinHttp.WinHttpRequest.5 |
| 38 | 6 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 39 | 6 | 0.02 | 0 | 0.00 | Windows 9. |
| 40 | 6 | 0.02 | 3 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 41 | 5 | 0.02 | 3 | 0.03 | Win32 |
| 42 | 4 | 0.01 | 4 | 0.05 | +http://pmoz.info/doc/botinfo.htm |
| 43 | 3 | 0.01 | 2 | 0.02 | MSIE 5.0; Windows 98; SiteCoach 1.0 |
| 44 | 3 | 0.01 | 0 | 0.00 | OSF1 V5.1 alpha |
| 45 | 3 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 46 | 2 | 0.01 | 0 | 0.00 | Solaris 2.6.x |
| 47 | 2 | 0.01 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 48 | 2 | 0.01 | 1 | 0.01 | http://benderthewebrobot.tumblr.com |
| 49 | 2 | 0.01 | 0 | 0.00 | Android 4.0.3 |
| 50 | 2 | 0.01 | 1 | 0.01 | crawler@unister.de |
| 51 | 2 | 0.01 | 2 | 0.02 | Win16 |
| 52 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 53 | 2 | 0.01 | 2 | 0.02 | http://www.blogrefs.com/about/bloggers |
| 54 | 2 | 0.01 | 0 | 0.00 | Solaris 7.x |
| 55 | 2 | 0.01 | 2 | 0.02 | Android 2.2.1 |
| 56 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 57 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 58 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 59 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 60 | 1 | 0.00 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7600.16385 |
