| Used Operating Systems |
| 1 | 5915 | 34.71 | 116 | 2.51 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5008 | 29.39 | 1631 | 35.26 | Windows NT |
| 3 | 1586 | 9.31 | 338 | 7.31 | +http://yandex.com/bots |
| 4 | 1284 | 7.53 | 1107 | 23.94 | +http://www.baidu.com/search/spider.html |
| 5 | 1174 | 6.89 | 659 | 14.25 | +http://www.google.com/bot.html |
| 6 | 688 | 4.04 | 342 | 7.39 | +http://www.bing.com/bingbot.htm |
| 7 | 239 | 1.40 | 124 | 2.68 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 170 | 1.00 | 51 | 1.10 | +http://www.linkdex.com/bots/ |
| 9 | 156 | 0.92 | 5 | 0.11 | Windows Phone OS 7.5 |
| 10 | 131 | 0.77 | 6 | 0.13 | J2ME/MIDP |
| 11 | 104 | 0.61 | 49 | 1.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 73 | 0.43 | 4 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 13 | 69 | 0.40 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 14 | 37 | 0.22 | 16 | 0.35 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 36 | 0.21 | 21 | 0.45 | +http://ahrefs.com/robot/ |
| 16 | 30 | 0.18 | 15 | 0.32 | +http://www.exabot.com/go/robot |
| 17 | 29 | 0.17 | 13 | 0.28 | +http://help.coccoc.com/ |
| 18 | 28 | 0.16 | 5 | 0.11 | +http://www.semrush.com/bot.html |
| 19 | 25 | 0.15 | 2 | 0.04 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 20 | 24 | 0.14 | 22 | 0.48 | Windows 95 |
| 21 | 24 | 0.14 | 9 | 0.19 | Windows 98 |
| 22 | 23 | 0.13 | 1 | 0.02 | Android |
| 23 | 16 | 0.09 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 24 | 16 | 0.09 | 15 | 0.32 | Linux [unknown version] |
| 25 | 16 | 0.09 | 4 | 0.09 | X11 |
| 26 | 14 | 0.08 | 1 | 0.02 | Android 4.1.1 |
| 27 | 12 | 0.07 | 3 | 0.06 | Android 2.3.5 |
| 28 | 12 | 0.07 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 29 | 12 | 0.07 | 6 | 0.13 | +http://duckduckgo.com |
| 30 | 11 | 0.06 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 31 | 10 | 0.06 | 5 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 10 | 0.06 | 4 | 0.09 | +http://fulltext.sblog.cz/ |
| 33 | 7 | 0.04 | 7 | 0.15 | Windows 3.1 |
| 34 | 7 | 0.04 | 7 | 0.15 | MSIE 5.5; Windows NT 4.0 |
| 35 | 5 | 0.03 | 5 | 0.11 | +http://domainsigma.com/robot |
| 36 | 4 | 0.02 | 2 | 0.04 | Windows XP |
| 37 | 4 | 0.02 | 4 | 0.09 | Windows ME |
| 38 | 4 | 0.02 | 2 | 0.04 | Linux i686 [unknown version] |
| 39 | 3 | 0.02 | 3 | 0.06 | Windows 2000 |
| 40 | 3 | 0.02 | 3 | 0.06 | Windows CE |
| 41 | 3 | 0.02 | 3 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 42 | 3 | 0.02 | 1 | 0.02 | +http://www.profound.net/domainappender |
| 43 | 2 | 0.01 | 2 | 0.04 | Auto; Windows |
| 44 | 2 | 0.01 | 2 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 45 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 46 | 2 | 0.01 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 47 | 2 | 0.01 | 1 | 0.02 | PPC Mac OS X Mach-O |
| 48 | 2 | 0.01 | 2 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 49 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 50 | 1 | 0.01 | 1 | 0.02 | +http://sur.ly/bot.html |
| 51 | 1 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 52 | 1 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
