| Used Operating Systems |
| 1 | 7898 | 28.69 | 416 | 4.40 | +http://yandex.com/bots |
| 2 | 7144 | 25.96 | 2937 | 31.09 | Windows NT |
| 3 | 4483 | 16.29 | 4294 | 45.45 | +http://www.baidu.com/search/spider.html |
| 4 | 3199 | 11.62 | 141 | 1.49 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 1326 | 4.82 | 308 | 3.26 | +http://www.bing.com/bingbot.htm |
| 6 | 1301 | 4.73 | 749 | 7.93 | +http://www.google.com/bot.html |
| 7 | 548 | 1.99 | 119 | 1.26 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 284 | 1.03 | 154 | 1.63 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 191 | 0.69 | 60 | 0.64 | +http://www.linkdex.com/bots/ |
| 10 | 122 | 0.44 | 40 | 0.42 | +http://www.semrush.com/bot.html |
| 11 | 120 | 0.44 | 9 | 0.10 | Android 4.1.1 |
| 12 | 112 | 0.41 | 12 | 0.13 | Android |
| 13 | 112 | 0.41 | 98 | 1.04 | +http://ahrefs.com/robot/ |
| 14 | 104 | 0.38 | 2 | 0.02 | +http://advbot.net/bot.html |
| 15 | 99 | 0.36 | 13 | 0.14 | Linux [unknown version] |
| 16 | 64 | 0.23 | 4 | 0.04 | http://crawler.sistrix.net/ |
| 17 | 61 | 0.22 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 18 | 53 | 0.19 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 19 | 42 | 0.15 | 5 | 0.05 | +http://www.easou.com/search/spider.html |
| 20 | 40 | 0.15 | 4 | 0.04 | Windows Phone OS 7.5 |
| 21 | 34 | 0.12 | 2 | 0.02 | http://www.lipperhey.com/ |
| 22 | 23 | 0.08 | 10 | 0.11 | +http://www.exabot.com/go/robot |
| 23 | 21 | 0.08 | 12 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 18 | 0.07 | 5 | 0.05 | X11 |
| 25 | 14 | 0.05 | 10 | 0.11 | +http://www.xovibot.net/ |
| 26 | 11 | 0.04 | 5 | 0.05 | +http://help.coccoc.com/ |
| 27 | 11 | 0.04 | 2 | 0.02 | Windows 98 |
| 28 | 10 | 0.04 | 1 | 0.01 | +http://fulltext.sblog.cz/ |
| 29 | 10 | 0.04 | 5 | 0.05 | +http://duckduckgo.com |
| 30 | 7 | 0.03 | 1 | 0.01 | Android 4.4.2 |
| 31 | 7 | 0.03 | 0 | 0.00 | Android 2.3.5 |
| 32 | 6 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 33 | 6 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 34 | 4 | 0.01 | 4 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 35 | 4 | 0.01 | 4 | 0.04 | Windows 95 |
| 36 | 4 | 0.01 | 2 | 0.02 | +http://gimme60.com |
| 37 | 4 | 0.01 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 38 | 4 | 0.01 | 4 | 0.04 | +http://domainsigma.com/robot |
| 39 | 3 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 40 | 3 | 0.01 | 1 | 0.01 | +http://www.proximic.com/info/spider.php |
| 41 | 3 | 0.01 | 2 | 0.02 | Windows XP |
| 42 | 3 | 0.01 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 43 | 3 | 0.01 | 1 | 0.01 | +http://www.profound.net/domainappender |
| 44 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 45 | 2 | 0.01 | 1 | 0.01 | +http://get4dl.net |
| 46 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 47 | 1 | 0.00 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 48 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 49 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
