| Used Operating Systems |
| 1 | 18120 | 36.58 | 1302 | 17.49 | Windows NT |
| 2 | 7877 | 15.90 | 1447 | 19.43 | +http://www.bing.com/bingbot.htm |
| 3 | 5810 | 11.73 | 228 | 3.06 | +http://yandex.com/bots |
| 4 | 5375 | 10.85 | 2162 | 29.04 | +http://ahrefs.com/robot/ |
| 5 | 3606 | 7.28 | 6 | 0.08 | +http://www.seoprofiler.com/bot |
| 6 | 1817 | 3.67 | 312 | 4.19 | help@moz.com |
| 7 | 1634 | 3.30 | 93 | 1.25 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 1046 | 2.11 | 979 | 13.15 | +http://www.baidu.com/search/spider.html |
| 9 | 1007 | 2.03 | 361 | 4.85 | +http://www.google.com/bot.html |
| 10 | 522 | 1.05 | 4 | 0.05 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 11 | 456 | 0.92 | 2 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 12 | 377 | 0.76 | 60 | 0.81 | ezooms.bot@gmail.com |
| 13 | 289 | 0.58 | 134 | 1.80 | +http://www.exabot.com/go/robot |
| 14 | 275 | 0.56 | 25 | 0.34 | +http://www.profound.net/urlappendbot.ht... |
| 15 | 250 | 0.50 | 2 | 0.03 | Windows Phone OS 7.5 |
| 16 | 225 | 0.45 | 35 | 0.47 | +http://help.coccoc.com/ |
| 17 | 140 | 0.28 | 74 | 0.99 | +http://www.proximic.com/info/spider.php |
| 18 | 140 | 0.28 | 13 | 0.17 | +http://siteexplorer.info/ |
| 19 | 94 | 0.19 | 37 | 0.50 | +http://www.linkdex.com/about/bots/ |
| 20 | 64 | 0.13 | 31 | 0.42 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 56 | 0.11 | 2 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 22 | 38 | 0.08 | 11 | 0.15 | Windows 98 |
| 23 | 36 | 0.07 | 10 | 0.13 | Windows 95 |
| 24 | 35 | 0.07 | 18 | 0.24 | +http://www.netseer.com/crawler.html; cr... |
| 25 | 31 | 0.06 | 16 | 0.21 | +http://www.grapeshot.co.uk/crawler.php |
| 26 | 24 | 0.05 | 5 | 0.07 | Windows 3.1 |
| 27 | 24 | 0.05 | 17 | 0.23 | +http://www.semrush.com/bot.html |
| 28 | 18 | 0.04 | 6 | 0.08 | Windows CE |
| 29 | 18 | 0.04 | 9 | 0.12 | http://crawler.sistrix.net/ |
| 30 | 15 | 0.03 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 31 | 13 | 0.03 | 6 | 0.08 | +http://www.yunyun.com/spider.html |
| 32 | 12 | 0.02 | 2 | 0.03 | Windows ME |
| 33 | 12 | 0.02 | 4 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 34 | 10 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 9 | 0.02 | 3 | 0.04 | Windows XP |
| 36 | 6 | 0.01 | 2 | 0.03 | Windows 2000 |
| 37 | 6 | 0.01 | 3 | 0.04 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 38 | 6 | 0.01 | 2 | 0.03 | X11 |
| 39 | 6 | 0.01 | 4 | 0.05 | +http://emefge.de/bot.html |
| 40 | 5 | 0.01 | 5 | 0.07 | +http://pmoz.info/doc/botinfo.htm |
| 41 | 4 | 0.01 | 2 | 0.03 | crawler@unister.de |
| 42 | 4 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 43 | 4 | 0.01 | 2 | 0.03 | +http://botw.org |
| 44 | 4 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 45 | 3 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 46 | 3 | 0.01 | 3 | 0.04 | Linux i686 [unknown version] |
| 47 | 2 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 48 | 2 | 0.00 | 2 | 0.03 | WinHttp.WinHttpRequest.5 |
| 49 | 2 | 0.00 | 2 | 0.03 | Linux 2.6.x |
| 50 | 1 | 0.00 | 0 | 0.00 | +http://www.yunyun.com/SiteInfo.php?r=ab... |
