| Used Operating Systems |
| 1 | 13477 | 45.36 | 2396 | 29.06 | Windows NT |
| 2 | 2938 | 9.89 | 2713 | 32.91 | +http://www.baidu.com/search/spider.html |
| 3 | 2123 | 7.15 | 693 | 8.41 | +http://www.google.com/bot.html |
| 4 | 1984 | 6.68 | 365 | 4.43 | ezooms.bot@gmail.com |
| 5 | 1901 | 6.40 | 708 | 8.59 | +http://www.bing.com/bingbot.htm |
| 6 | 1583 | 5.33 | 398 | 4.83 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 1014 | 3.41 | 127 | 1.54 | +http://yandex.com/bots |
| 8 | 988 | 3.33 | 13 | 0.16 | http://crawler.sistrix.net/ |
| 9 | 830 | 2.79 | 277 | 3.36 | +http://ahrefs.com/robot/ |
| 10 | 616 | 2.07 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 11 | 528 | 1.78 | 2 | 0.02 | +http://www.warebay.com/bot.html |
| 12 | 385 | 1.30 | 7 | 0.08 | +http://siteexplorer.info/ |
| 13 | 243 | 0.82 | 41 | 0.50 | Intel Mac OS X 10.4 |
| 14 | 192 | 0.65 | 192 | 2.33 | http://www.yodao.com/help/webmaster/spid... |
| 15 | 112 | 0.38 | 4 | 0.05 | X11 |
| 16 | 89 | 0.30 | 74 | 0.90 | +http://shoulu.jike.com/spider.html |
| 17 | 87 | 0.29 | 44 | 0.53 | +http://www.exabot.com/go/robot |
| 18 | 76 | 0.26 | 34 | 0.41 | +http://www.career-x.de/bot.html |
| 19 | 68 | 0.23 | 17 | 0.21 | MirrorDetector; +http://yandex.com/bots |
| 20 | 58 | 0.20 | 2 | 0.02 | PPC Mac OS X 10.4 |
| 21 | 49 | 0.16 | 4 | 0.05 | Windows Phone OS 7.5 |
| 22 | 44 | 0.15 | 2 | 0.02 | Android 4.0.3 |
| 23 | 38 | 0.13 | 15 | 0.18 | Windows 95 |
| 24 | 33 | 0.11 | 25 | 0.30 | +http://www.easou.com/search/spider.html |
| 25 | 30 | 0.10 | 2 | 0.02 | Android 2.3.5 |
| 26 | 27 | 0.09 | 13 | 0.16 | Windows 98 |
| 27 | 21 | 0.07 | 5 | 0.06 | +http://go.mail.ru/help/robots |
| 28 | 20 | 0.07 | 2 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 29 | 15 | 0.05 | 7 | 0.08 | Windows XP |
| 30 | 14 | 0.05 | 0 | 0.00 | +https://www.Datadio.com |
| 31 | 10 | 0.03 | 4 | 0.05 | Windows ME |
| 32 | 10 | 0.03 | 4 | 0.05 | Linux i686 [unknown version] |
| 33 | 10 | 0.03 | 4 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 34 | 10 | 0.03 | 4 | 0.05 | +http://discoveryengine.com/discoverybot... |
| 35 | 8 | 0.03 | 2 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 36 | 8 | 0.03 | 4 | 0.05 | http://help.zum.com/inquiry |
| 37 | 8 | 0.03 | 3 | 0.04 | +http://www.semrush.com/bot.html |
| 38 | 8 | 0.03 | 4 | 0.05 | PPC Mac OS X 10.5 |
| 39 | 7 | 0.02 | 7 | 0.08 | WinHttp.WinHttpRequest.5 |
| 40 | 6 | 0.02 | 3 | 0.04 | +http://botw.org |
| 41 | 5 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 42 | 5 | 0.02 | 2 | 0.02 | Intel Mac OS X 10.6 |
| 43 | 4 | 0.01 | 4 | 0.05 | +http://pmoz.info/doc/botinfo.htm |
| 44 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 45 | 4 | 0.01 | 2 | 0.02 | +http://webmastercoffee.com/about |
| 46 | 3 | 0.01 | 3 | 0.04 | Linux [unknown version] |
| 47 | 3 | 0.01 | 3 | 0.04 | MSIE 5.5; Windows 95 |
| 48 | 2 | 0.01 | 2 | 0.02 | Win32 |
| 49 | 2 | 0.01 | 0 | 0.00 | +http://4seohunt.biz/about.html |
| 50 | 2 | 0.01 | 0 | 0.00 | Windows 9. |
| 51 | 2 | 0.01 | 2 | 0.02 | Windows 92 |
| 52 | 2 | 0.01 | 1 | 0.01 | +http://www.acoon.de/robot.asp |
| 53 | 2 | 0.01 | 1 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 54 | 1 | 0.00 | 0 | 0.00 | Windows |
| 55 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 56 | 1 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
