| Used Operating Systems |
| 1 | 37587 | 50.64 | 7113 | 68.16 | Windows NT |
| 2 | 28803 | 38.81 | 218 | 2.09 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2320 | 3.13 | 416 | 3.99 | +http://www.bing.com/bingbot.htm |
| 4 | 1614 | 2.17 | 1488 | 14.26 | +http://www.baidu.com/search/spider.html |
| 5 | 777 | 1.05 | 205 | 1.96 | +http://www.google.com/bot.html |
| 6 | 663 | 0.89 | 51 | 0.49 | +http://yandex.com/bots |
| 7 | 466 | 0.63 | 141 | 1.35 | ezooms.bot@gmail.com |
| 8 | 293 | 0.39 | 238 | 2.28 | Windows 95 |
| 9 | 203 | 0.27 | 56 | 0.54 | Windows 98 |
| 10 | 129 | 0.17 | 3 | 0.03 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 11 | 124 | 0.17 | 24 | 0.23 | X11 |
| 12 | 88 | 0.12 | 24 | 0.23 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 70 | 0.09 | 2 | 0.02 | +http://www.aihit.com/ |
| 14 | 58 | 0.08 | 9 | 0.09 | Windows XP |
| 15 | 58 | 0.08 | 56 | 0.54 | MSIE 5.5; Windows NT 5.0 |
| 16 | 56 | 0.08 | 20 | 0.19 | +http://www.linkdex.com/about/bots/ |
| 17 | 55 | 0.07 | 48 | 0.46 | Windows ME |
| 18 | 53 | 0.07 | 5 | 0.05 | +http://siteexplorer.info/ |
| 19 | 52 | 0.07 | 44 | 0.42 | Windows 3.1 |
| 20 | 50 | 0.07 | 44 | 0.42 | ) - BrowseX (2.0.0 Windows |
| 21 | 47 | 0.06 | 40 | 0.38 | Windows CE |
| 22 | 46 | 0.06 | 41 | 0.39 | Windows 2000 |
| 23 | 46 | 0.06 | 2 | 0.02 | +http://www.exabot.com/go/robot |
| 24 | 45 | 0.06 | 4 | 0.04 | Android 2.3.5 |
| 25 | 45 | 0.06 | 44 | 0.42 | MSIE 5.5; Windows NT 4.0 |
| 26 | 39 | 0.05 | 1 | 0.01 | AOL 9.6; AOLBuild 4340.168; Windows NT 6... |
| 27 | 37 | 0.05 | 35 | 0.34 | Auto; Windows |
| 28 | 36 | 0.05 | 0 | 0.00 | Windows Phone OS 7.0 |
| 29 | 35 | 0.05 | 1 | 0.01 | +http://endb-consolidated.aihit.com/ |
| 30 | 35 | 0.05 | 1 | 0.01 | http://www.dataprovider.com/ |
| 31 | 33 | 0.04 | 1 | 0.01 | +http://www.seoprofiler.com/bot |
| 32 | 31 | 0.04 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 33 | 23 | 0.03 | 13 | 0.12 | +http://help.soso.com/webspider.htm |
| 34 | 22 | 0.03 | 11 | 0.11 | +http://www.easou.com/search/spider.html |
| 35 | 21 | 0.03 | 1 | 0.01 | Windows Phone OS 7.5 |
| 36 | 19 | 0.03 | 4 | 0.04 | +http://www.semrush.com/bot.html |
| 37 | 18 | 0.02 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 38 | 15 | 0.02 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 39 | 12 | 0.02 | 4 | 0.04 | Intel Mac OS X 10.6 |
| 40 | 10 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 41 | 7 | 0.01 | 0 | 0.00 | +http://www.yunyun.com/spider.html |
| 42 | 6 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.30; Windows NT 6.... |
| 43 | 5 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.27; Windows NT 6.... |
| 44 | 5 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.30; Windows NT 6.... |
| 45 | 5 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.2039; Windows NT ... |
| 46 | 5 | 0.01 | 1 | 0.01 | +http://spider.socialbm.net |
| 47 | 5 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.2039; Windows NT ... |
| 48 | 4 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 49 | 4 | 0.01 | 2 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 50 | 4 | 0.01 | 3 | 0.03 | Linux i686 [unknown version] |
| 51 | 4 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 52 | 3 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 53 | 3 | 0.00 | 2 | 0.02 | +http://www.proximic.com/info/spider.php |
| 54 | 3 | 0.00 | 3 | 0.03 | http://support.paper.li/entries/20023257... |
| 55 | 3 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 56 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 57 | 3 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 58 | 2 | 0.00 | 2 | 0.02 | J2ME/MIDP |
| 59 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 60 | 2 | 0.00 | 2 | 0.02 | Linux [unknown version] |
| 61 | 2 | 0.00 | 2 | 0.02 | +http://tweetmeme.com/ |
| 62 | 2 | 0.00 | 0 | 0.00 | crawler@unister.de |
| 63 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 64 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 65 | 2 | 0.00 | 1 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 66 | 1 | 0.00 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 67 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
