| Used Operating Systems by Visits |
| 1 | 3222 | 11.58 | 2903 | 35.43 | +http://www.baidu.com/search/spider.html |
| 2 | 12409 | 44.60 | 2602 | 31.76 | Windows NT |
| 3 | 2347 | 8.43 | 719 | 8.78 | +http://www.bing.com/bingbot.htm |
| 4 | 1082 | 3.89 | 447 | 5.46 | +http://www.google.com/bot.html |
| 5 | 2441 | 8.77 | 367 | 4.48 | ezooms.bot@gmail.com |
| 6 | 993 | 3.57 | 307 | 3.75 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 642 | 2.31 | 169 | 2.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 2393 | 8.60 | 133 | 1.62 | +http://yandex.com/bots |
| 9 | 129 | 0.46 | 72 | 0.88 | Windows 95 |
| 10 | 102 | 0.37 | 52 | 0.63 | +http://help.coccoc.com/ |
| 11 | 117 | 0.42 | 46 | 0.56 | +http://www.exabot.com/go/robot |
| 12 | 58 | 0.21 | 26 | 0.32 | +http://www.career-x.de/bot.html |
| 13 | 47 | 0.17 | 26 | 0.32 | MSIE 5.5; Windows NT 4.0 |
| 14 | 51 | 0.18 | 22 | 0.27 | Windows 98 |
| 15 | 36 | 0.13 | 19 | 0.23 | +http://www.easou.com/search/spider.html |
| 16 | 56 | 0.20 | 19 | 0.23 | +http://www.semrush.com/bot.html |
| 17 | 54 | 0.19 | 17 | 0.21 | +http://www.yunyun.com/spider.html |
| 18 | 24 | 0.09 | 16 | 0.20 | MSIE 5.5; Windows NT 5.0 |
| 19 | 22 | 0.08 | 16 | 0.20 | PPC Mac OS X 10.5 |
| 20 | 21 | 0.08 | 14 | 0.17 | Windows 3.1 |
| 21 | 18 | 0.06 | 13 | 0.16 | ) - BrowseX (2.0.0 Windows |
| 22 | 18 | 0.06 | 12 | 0.15 | Windows CE |
| 23 | 18 | 0.06 | 12 | 0.15 | Auto; Windows |
| 24 | 26 | 0.09 | 12 | 0.15 | +http://www.linkdex.com/about/bots/ |
| 25 | 26 | 0.09 | 11 | 0.13 | http://help.zum.com/inquiry |
| 26 | 20 | 0.07 | 10 | 0.12 | http://crawler.sistrix.net/ |
| 27 | 10 | 0.04 | 9 | 0.11 | Windows 2000 |
| 28 | 16 | 0.06 | 9 | 0.11 | Windows ME |
| 29 | 10 | 0.04 | 8 | 0.10 | Intel Mac OS X |
| 30 | 594 | 2.13 | 8 | 0.10 | +http://siteexplorer.info/ |
| 31 | 70 | 0.25 | 7 | 0.09 | http://www.searchmetrics.com/en/searchme... |
| 32 | 24 | 0.09 | 7 | 0.09 | +http://fulltext.sblog.cz/ |
| 33 | 6 | 0.02 | 6 | 0.07 | +http://pmoz.info/doc/botinfo.htm |
| 34 | 6 | 0.02 | 6 | 0.07 | Linux [unknown version] |
| 35 | 13 | 0.05 | 6 | 0.07 | Windows XP |
| 36 | 35 | 0.13 | 5 | 0.06 | +http://www.profound.net/urlappendbot.ht... |
| 37 | 11 | 0.04 | 5 | 0.06 | +http://help.soso.com/webspider.htm |
| 38 | 15 | 0.05 | 5 | 0.06 | Linux i686 [unknown version] |
| 39 | 16 | 0.06 | 4 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 40 | 8 | 0.03 | 4 | 0.05 | http://www.botje.com/plukkie.htm |
| 41 | 8 | 0.03 | 4 | 0.05 | ScoutJet; +http://blekko.com/about/blekk... |
| 42 | 16 | 0.06 | 4 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 43 | 6 | 0.02 | 3 | 0.04 | +http://botw.org |
| 44 | 3 | 0.01 | 3 | 0.04 | WinHttp.WinHttpRequest.5 |
| 45 | 12 | 0.04 | 2 | 0.02 | Trident 4.0; Windows NT 5.0; Crazy Brows... |
| 46 | 2 | 0.01 | 2 | 0.02 | Intel Mac OS X 10.5 |
| 47 | 8 | 0.03 | 2 | 0.02 | +http://www.aihit.com/ |
| 48 | 44 | 0.16 | 2 | 0.02 | +http://www.compspy.com/spider.html |
| 49 | 4 | 0.01 | 2 | 0.02 | Wayback Machine Live Record; +http://arc... |
| 50 | 70 | 0.25 | 2 | 0.02 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 51 | 2 | 0.01 | 2 | 0.02 | +http://newsle.com |
| 52 | 40 | 0.14 | 2 | 0.02 | Windows Phone OS 7.5 |
| 53 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 54 | 2 | 0.01 | 2 | 0.02 | X11 |
| 55 | 98 | 0.35 | 2 | 0.02 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 56 | 4 | 0.01 | 2 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 57 | 2 | 0.01 | 1 | 0.01 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 58 | 1 | 0.00 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 59 | 2 | 0.01 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 60 | 2 | 0.01 | 1 | 0.01 | Windows 9x |
| 61 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 62 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 63 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 64 | 3 | 0.01 | 0 | 0.00 | Windows |
| 65 | 4 | 0.01 | 0 | 0.00 | Android |
| 66 | 2 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 67 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 68 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 69 | 4 | 0.01 | 0 | 0.00 | +http://images.weserv.nl/ |
| 70 | 253 | 0.91 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 71 | 10 | 0.04 | 0 | 0.00 | Windows 9. |
| 72 | 2 | 0.01 | 0 | 0.00 | +http://www.yunyun.com/SiteInfo.php?r=ab... |
| 73 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
