| Used Operating Systems |
| 1 | 12019 | 42.38 | 2137 | 27.00 | Windows NT |
| 2 | 3513 | 12.39 | 3166 | 40.00 | +http://www.baidu.com/search/spider.html |
| 3 | 2730 | 9.63 | 664 | 8.39 | +http://www.bing.com/bingbot.htm |
| 4 | 2045 | 7.21 | 132 | 1.67 | +http://yandex.com/bots |
| 5 | 1745 | 6.15 | 554 | 7.00 | +http://www.google.com/bot.html |
| 6 | 1493 | 5.26 | 228 | 2.88 | ezooms.bot@gmail.com |
| 7 | 1201 | 4.23 | 412 | 5.21 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 857 | 3.02 | 15 | 0.19 | +http://siteexplorer.info/ |
| 9 | 808 | 2.85 | 2 | 0.03 | +http://webmeup.com/crawler.html |
| 10 | 629 | 2.22 | 105 | 1.33 | +http://ahrefs.com/robot/ |
| 11 | 142 | 0.50 | 5 | 0.06 | Intel Mac OS X 10.6 |
| 12 | 90 | 0.32 | 36 | 0.45 | +http://www.semrush.com/bot.html |
| 13 | 76 | 0.27 | 33 | 0.42 | +http://www.career-x.de/bot.html |
| 14 | 72 | 0.25 | 65 | 0.82 | Linux [unknown version] |
| 15 | 72 | 0.25 | 25 | 0.32 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 16 | 67 | 0.24 | 49 | 0.62 | +http://help.soso.com/webspider.htm |
| 17 | 66 | 0.23 | 6 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 18 | 66 | 0.23 | 30 | 0.38 | +http://www.exabot.com/go/robot |
| 19 | 62 | 0.22 | 20 | 0.25 | +http://www.yunyun.com/spider.html |
| 20 | 43 | 0.15 | 37 | 0.47 | Linux i686 [unknown version] |
| 21 | 42 | 0.15 | 19 | 0.24 | +http://www.linkdex.com/about/bots/ |
| 22 | 37 | 0.13 | 4 | 0.05 | Macintosh |
| 23 | 35 | 0.12 | 11 | 0.14 | Windows 98 |
| 24 | 34 | 0.12 | 25 | 0.32 | +http://shoulu.jike.com/spider.html |
| 25 | 32 | 0.11 | 2 | 0.03 | +http://www.solomono.ru |
| 26 | 32 | 0.11 | 8 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 27 | 32 | 0.11 | 13 | 0.16 | +http://fulltext.sblog.cz/ |
| 28 | 28 | 0.10 | 4 | 0.05 | +http://www.profound.net/urlappendbot.ht... |
| 29 | 26 | 0.09 | 1 | 0.01 | Android |
| 30 | 24 | 0.08 | 5 | 0.06 | +http://fulltext.sblog.cz/screenshot/ |
| 31 | 20 | 0.07 | 6 | 0.08 | Windows 95 |
| 32 | 16 | 0.06 | 5 | 0.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 33 | 16 | 0.06 | 8 | 0.10 | http://crawler.sistrix.net/ |
| 34 | 12 | 0.04 | 4 | 0.05 | Windows 2000 |
| 35 | 12 | 0.04 | 4 | 0.05 | +http://www.compspy.com/spider.html |
| 36 | 12 | 0.04 | 2 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 37 | 12 | 0.04 | 3 | 0.04 | Windows XP |
| 38 | 10 | 0.04 | 10 | 0.13 | FreeBSD [unknown version] |
| 39 | 9 | 0.03 | 3 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 40 | 8 | 0.03 | 4 | 0.05 | +http://www.proximic.com/info/spider.php |
| 41 | 8 | 0.03 | 2 | 0.03 | +http://help.coccoc.com/ |
| 42 | 8 | 0.03 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 43 | 8 | 0.03 | 4 | 0.05 | +http://botw.org |
| 44 | 7 | 0.02 | 5 | 0.06 | MSIE 5.5; Windows 95 |
| 45 | 6 | 0.02 | 3 | 0.04 | http://help.zum.com/inquiry |
| 46 | 6 | 0.02 | 4 | 0.05 | +http://www.easou.com/search/spider.html |
| 47 | 6 | 0.02 | 2 | 0.03 | X11 |
| 48 | 6 | 0.02 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 49 | 5 | 0.02 | 3 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 50 | 4 | 0.01 | 2 | 0.03 | Linux 2.4.x |
| 51 | 4 | 0.01 | 2 | 0.03 | Windows Phone OS 7.5 |
| 52 | 4 | 0.01 | 2 | 0.03 | ScoutJet; +http://blekko.com/about/blekk... |
| 53 | 4 | 0.01 | 4 | 0.05 | PPC Mac OS X 10.5 |
| 54 | 4 | 0.01 | 2 | 0.03 | +http://domains.checkparams.com/ |
| 55 | 3 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 56 | 3 | 0.01 | 2 | 0.03 | Win32 |
| 57 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 58 | 3 | 0.01 | 3 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 59 | 3 | 0.01 | 3 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 60 | 3 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 61 | 3 | 0.01 | 1 | 0.01 | Windows ME |
| 62 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 63 | 3 | 0.01 | 1 | 0.01 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 64 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 65 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 66 | 2 | 0.01 | 0 | 0.00 | +http://www.yunyun.com/SiteInfo.php?r=ab... |
| 67 | 2 | 0.01 | 2 | 0.03 | WinHttp.WinHttpRequest.5 |
