| Used Operating Systems by Visits |
| 1 | 2776 | 9.68 | 2553 | 34.45 | +http://www.baidu.com/search/spider.html |
| 2 | 10602 | 36.96 | 1930 | 26.05 | Windows NT |
| 3 | 2238 | 7.80 | 664 | 8.96 | +http://www.bing.com/bingbot.htm |
| 4 | 1814 | 6.32 | 605 | 8.16 | +http://www.google.com/bot.html |
| 5 | 1572 | 5.48 | 390 | 5.26 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 2122 | 7.40 | 359 | 4.84 | ezooms.bot@gmail.com |
| 7 | 2184 | 7.61 | 197 | 2.66 | +http://ahrefs.com/robot/ |
| 8 | 2027 | 7.07 | 165 | 2.23 | +http://yandex.com/bots |
| 9 | 95 | 0.33 | 95 | 1.28 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 76 | 0.26 | 53 | 0.72 | +http://help.soso.com/webspider.htm |
| 11 | 127 | 0.44 | 48 | 0.65 | +http://www.acoon.de/robot.asp |
| 12 | 56 | 0.20 | 43 | 0.58 | +http://shoulu.jike.com/spider.html |
| 13 | 82 | 0.29 | 32 | 0.43 | +http://www.semrush.com/bot.html |
| 14 | 113 | 0.39 | 32 | 0.43 | Windows 98 |
| 15 | 68 | 0.24 | 29 | 0.39 | +http://www.career-x.de/bot.html |
| 16 | 47 | 0.16 | 23 | 0.31 | +http://www.exabot.com/go/robot |
| 17 | 62 | 0.22 | 20 | 0.27 | +http://www.yunyun.com/spider.html |
| 18 | 140 | 0.49 | 20 | 0.27 | +http://www.profound.net/urlappendbot.ht... |
| 19 | 516 | 1.80 | 17 | 0.23 | http://crawler.sistrix.net/ |
| 20 | 24 | 0.08 | 10 | 0.13 | Windows 95 |
| 21 | 114 | 0.40 | 9 | 0.12 | +http://help.coccoc.com/ |
| 22 | 13 | 0.05 | 8 | 0.11 | +http://www.easou.com/search/spider.html |
| 23 | 17 | 0.06 | 8 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 24 | 24 | 0.08 | 8 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 53 | 0.18 | 6 | 0.08 | Linux i686 [unknown version] |
| 26 | 24 | 0.08 | 5 | 0.07 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 27 | 14 | 0.05 | 5 | 0.07 | Windows CE |
| 28 | 9 | 0.03 | 5 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 29 | 7 | 0.02 | 5 | 0.07 | Intel Mac OS X |
| 30 | 4 | 0.01 | 4 | 0.05 | +http://pmoz.info/doc/botinfo.htm |
| 31 | 72 | 0.25 | 4 | 0.05 | Intel Mac OS X 10.4 |
| 32 | 955 | 3.33 | 4 | 0.05 | +http://siteexplorer.info/ |
| 33 | 3 | 0.01 | 3 | 0.04 | Intel Mac OS X 10.5 |
| 34 | 12 | 0.04 | 3 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 35 | 6 | 0.02 | 3 | 0.04 | http://help.zum.com/inquiry |
| 36 | 6 | 0.02 | 3 | 0.04 | ScoutJet; +http://blekko.com/about/blekk... |
| 37 | 9 | 0.03 | 3 | 0.04 | Intel Mac OS X 10.6 |
| 38 | 5 | 0.02 | 3 | 0.04 | +http://domains.checkparams.com/ |
| 39 | 14 | 0.05 | 2 | 0.03 | Series 60 |
| 40 | 32 | 0.11 | 2 | 0.03 | +http://www.lufs.org/bot.html |
| 41 | 6 | 0.02 | 2 | 0.03 | Windows XP |
| 42 | 6 | 0.02 | 2 | 0.03 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 43 | 8 | 0.03 | 2 | 0.03 | AOL 9.6; AOLBuild 4340.5004; Windows NT ... |
| 44 | 4 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 45 | 46 | 0.16 | 2 | 0.03 | +http://fulltext.sblog.cz/screenshot/ |
| 46 | 6 | 0.02 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 47 | 4 | 0.01 | 2 | 0.03 | +http://botw.org |
| 48 | 2 | 0.01 | 2 | 0.03 | WinHttp.WinHttpRequest.5 |
| 49 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows 95 |
| 50 | 6 | 0.02 | 2 | 0.03 | +http://www.linkdex.com/about/bots/ |
| 51 | 100 | 0.35 | 1 | 0.01 | http://www.lipperhey.com/ |
| 52 | 3 | 0.01 | 1 | 0.01 | Windows 2000 |
| 53 | 29 | 0.10 | 1 | 0.01 | Android |
| 54 | 274 | 0.96 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 55 | 10 | 0.03 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 56 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 57 | 3 | 0.01 | 1 | 0.01 | Windows ME |
| 58 | 3 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 59 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
| 60 | 3 | 0.01 | 1 | 0.01 | +http://spider.socialbm.net |
| 61 | 4 | 0.01 | 1 | 0.01 | X11 |
| 62 | 2 | 0.01 | 1 | 0.01 | +http://fulltext.sblog.cz/ |
| 63 | 5 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 64 | 6 | 0.02 | 0 | 0.00 | OS/2 |
| 65 | 6 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 66 | 2 | 0.01 | 0 | 0.00 | +http://images.weserv.nl/ |
| 67 | 4 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 68 | 2 | 0.01 | 0 | 0.00 | Windows 9. |
| 69 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
