| Used Operating Systems |
| 1 | 35062 | 51.23 | 8468 | 71.40 | Windows NT |
| 2 | 24891 | 36.37 | 233 | 1.96 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2790 | 4.08 | 486 | 4.10 | +http://www.bing.com/bingbot.htm |
| 4 | 1638 | 2.39 | 1453 | 12.25 | +http://www.baidu.com/search/spider.html |
| 5 | 929 | 1.36 | 242 | 2.04 | +http://www.google.com/bot.html |
| 6 | 496 | 0.72 | 130 | 1.10 | help@moz.com |
| 7 | 347 | 0.51 | 58 | 0.49 | +http://yandex.com/bots |
| 8 | 302 | 0.44 | 195 | 1.64 | Windows 95 |
| 9 | 188 | 0.27 | 67 | 0.56 | +http://www.linkdex.com/about/bots/ |
| 10 | 178 | 0.26 | 39 | 0.33 | Windows 98 |
| 11 | 136 | 0.20 | 34 | 0.29 | X11 |
| 12 | 129 | 0.19 | 4 | 0.03 | +http://www.seoprofiler.com/bot |
| 13 | 99 | 0.14 | 3 | 0.03 | +http://endb-consolidated.aihit.com/ |
| 14 | 73 | 0.11 | 5 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 15 | 70 | 0.10 | 2 | 0.02 | AOL 9.6; AOLBuild 4340.168; Windows NT 6... |
| 16 | 67 | 0.10 | 48 | 0.40 | Windows ME |
| 17 | 66 | 0.10 | 12 | 0.10 | Android 2.3.5 |
| 18 | 65 | 0.09 | 21 | 0.18 | ezooms.bot@gmail.com |
| 19 | 64 | 0.09 | 6 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 62 | 0.09 | 45 | 0.38 | Auto; Windows |
| 21 | 61 | 0.09 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 22 | 59 | 0.09 | 37 | 0.31 | Windows 3.1 |
| 23 | 51 | 0.07 | 35 | 0.30 | ) - BrowseX (2.0.0 Windows |
| 24 | 49 | 0.07 | 36 | 0.30 | MSIE 5.5; Windows NT 4.0 |
| 25 | 47 | 0.07 | 2 | 0.02 | Windows XP |
| 26 | 46 | 0.07 | 39 | 0.33 | Windows CE |
| 27 | 46 | 0.07 | 8 | 0.07 | +http://siteexplorer.info/ |
| 28 | 44 | 0.06 | 32 | 0.27 | Windows 2000 |
| 29 | 41 | 0.06 | 28 | 0.24 | MSIE 5.5; Windows NT 5.0 |
| 30 | 39 | 0.06 | 8 | 0.07 | +http://www.exabot.com/go/robot |
| 31 | 36 | 0.05 | 19 | 0.16 | +http://www.easou.com/search/spider.html |
| 32 | 31 | 0.05 | 8 | 0.07 | +http://www.semrush.com/bot.html |
| 33 | 28 | 0.04 | 11 | 0.09 | +http://www.compspy.com/spider.html |
| 34 | 26 | 0.04 | 3 | 0.03 | +http://www.yunyun.com/spider.html |
| 35 | 23 | 0.03 | 0 | 0.00 | Windows Phone OS 7.0 |
| 36 | 20 | 0.03 | 12 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 37 | 18 | 0.03 | 1 | 0.01 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 38 | 15 | 0.02 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.2039; Windows NT ... |
| 39 | 12 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 40 | 10 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 41 | 8 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 42 | 8 | 0.01 | 1 | 0.01 | +http://www.profound.net/urlappendbot.ht... |
| 43 | 8 | 0.01 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 44 | 7 | 0.01 | 6 | 0.05 | Linux i686 [unknown version] |
| 45 | 5 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
| 46 | 4 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 47 | 4 | 0.01 | 0 | 0.00 | Win32 |
| 48 | 4 | 0.01 | 3 | 0.03 | Android |
| 49 | 4 | 0.01 | 2 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 50 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 51 | 3 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 52 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 53 | 2 | 0.00 | 1 | 0.01 | Intel Mac OS X |
| 54 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 55 | 2 | 0.00 | 2 | 0.02 | Linux [unknown version] |
| 56 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 57 | 2 | 0.00 | 2 | 0.02 | Intel Mac OS X 10.6 |
| 58 | 2 | 0.00 | 1 | 0.01 | Archive-It; +http://archive-it.org/files... |
| 59 | 2 | 0.00 | 0 | 0.00 | +http://www.yunyun.com/SiteInfo.php?r=ab... |
| 60 | 1 | 0.00 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 61 | 1 | 0.00 | 1 | 0.01 | +http://tweetmeme.com/ |
| 62 | 1 | 0.00 | 1 | 0.01 | iOS |
| 63 | 1 | 0.00 | 1 | 0.01 | http://support.paper.li/entries/20023257... |
| 64 | 1 | 0.00 | 1 | 0.01 | +http://script.google.com/bot.html |
| 65 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
