| Used Operating Systems |
| 1 | 46824 | 58.50 | 445 | 5.52 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 23865 | 29.81 | 4910 | 60.90 | Windows NT |
| 3 | 3561 | 4.45 | 598 | 7.42 | +http://www.bing.com/bingbot.htm |
| 4 | 1586 | 1.98 | 1304 | 16.17 | +http://www.baidu.com/search/spider.html |
| 5 | 917 | 1.15 | 33 | 0.41 | Windows 98 |
| 6 | 821 | 1.03 | 199 | 2.47 | +http://www.google.com/bot.html |
| 7 | 371 | 0.46 | 112 | 1.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 232 | 0.29 | 34 | 0.42 | +http://yandex.com/bots |
| 9 | 166 | 0.21 | 29 | 0.36 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 135 | 0.17 | 23 | 0.29 | +http://www.exabot.com/go/robot |
| 11 | 131 | 0.16 | 55 | 0.68 | +http://www.linkdex.com/bots/ |
| 12 | 130 | 0.16 | 13 | 0.16 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 13 | 118 | 0.15 | 33 | 0.41 | help@moz.com |
| 14 | 115 | 0.14 | 3 | 0.04 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 15 | 98 | 0.12 | 29 | 0.36 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 90 | 0.11 | 30 | 0.37 | +http://www.linkdex.com/about/bots/ |
| 17 | 68 | 0.08 | 2 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 18 | 66 | 0.08 | 3 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 19 | 65 | 0.08 | 22 | 0.27 | Windows 2000 |
| 20 | 53 | 0.07 | 28 | 0.35 | Windows 95 |
| 21 | 52 | 0.06 | 11 | 0.14 | +http://www.easou.com/search/spider.html |
| 22 | 47 | 0.06 | 16 | 0.20 | +http://fulltext.sblog.cz/ |
| 23 | 43 | 0.05 | 0 | 0.00 | Windows Phone OS 7.0 |
| 24 | 36 | 0.04 | 4 | 0.05 | X11 |
| 25 | 35 | 0.04 | 1 | 0.01 | http://www.lipperhey.com/ |
| 26 | 34 | 0.04 | 11 | 0.14 | +http://SiteExplorer.Info/ |
| 27 | 33 | 0.04 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 28 | 31 | 0.04 | 11 | 0.14 | Windows ME |
| 29 | 25 | 0.03 | 2 | 0.02 | Windows 92 |
| 30 | 24 | 0.03 | 9 | 0.11 | Linux i686 [unknown version] |
| 31 | 22 | 0.03 | 10 | 0.12 | Windows CE |
| 32 | 22 | 0.03 | 2 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 33 | 16 | 0.02 | 1 | 0.01 | Android 2.3.5 |
| 34 | 15 | 0.02 | 3 | 0.04 | +http://u12files.com/ |
| 35 | 14 | 0.02 | 3 | 0.04 | +http://ahrefs.com/robot/ |
| 36 | 14 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 14 | 0.02 | 5 | 0.06 | Windows XP |
| 38 | 14 | 0.02 | 7 | 0.09 | +http://www.grapeshot.co.uk/crawler.php |
| 39 | 13 | 0.02 | 7 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 40 | 12 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 41 | 12 | 0.01 | 7 | 0.09 | Intel Mac OS X 10.6 |
| 42 | 10 | 0.01 | 7 | 0.09 | Linux [unknown version] |
| 43 | 10 | 0.01 | 4 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 44 | 9 | 0.01 | 5 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 45 | 8 | 0.01 | 3 | 0.04 | Auto; Windows |
| 46 | 8 | 0.01 | 4 | 0.05 | Android |
| 47 | 8 | 0.01 | 2 | 0.02 | +http://www.proximic.com/info/spider.php |
| 48 | 8 | 0.01 | 3 | 0.04 | +http://siteexplorer.info/ |
| 49 | 5 | 0.01 | 0 | 0.00 | Win32 |
| 50 | 5 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.2039; Windows NT ... |
| 51 | 4 | 0.00 | 4 | 0.05 | +http://www.openindex.io/en/webmasters/s... |
| 52 | 4 | 0.00 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 53 | 3 | 0.00 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 54 | 3 | 0.00 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 55 | 3 | 0.00 | 3 | 0.04 | Windows 3.1 |
| 56 | 3 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 57 | 3 | 0.00 | 3 | 0.04 | +http://www.loadtime.net/bot.html |
| 58 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 59 | 2 | 0.00 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 60 | 2 | 0.00 | 1 | 0.01 | +http://www.yunyun.com/spider.html |
| 61 | 2 | 0.00 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 62 | 1 | 0.00 | 0 | 0.00 | +https://kocour.ms.mff.cuni.cz/ego/ |
| 63 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 64 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 65 | 1 | 0.00 | 0 | 0.00 | +http://www.dotsemantic.org |
| 66 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
