| Used Operating Systems |
| 1 | 15711 | 40.15 | 6106 | 57.60 | +http://www.baidu.com/search/spider.html |
| 2 | 6970 | 17.81 | 86 | 0.81 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4966 | 12.69 | 1387 | 13.08 | Windows NT |
| 4 | 4443 | 11.36 | 674 | 6.36 | +http://www.bing.com/bingbot.htm |
| 5 | 1979 | 5.06 | 1014 | 9.57 | +http://www.google.com/bot.html |
| 6 | 1700 | 4.34 | 555 | 5.24 | +http://www.xovibot.net/ |
| 7 | 854 | 2.18 | 304 | 2.87 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 411 | 1.05 | 94 | 0.89 | +http://yandex.com/bots |
| 9 | 267 | 0.68 | 3 | 0.03 | +http://webmeup-crawler.com/ |
| 10 | 254 | 0.65 | 143 | 1.35 | +http://ahrefs.com/robot/ |
| 11 | 230 | 0.59 | 2 | 0.02 | +http://www.warebay.com/bot.html |
| 12 | 226 | 0.58 | 30 | 0.28 | +http://www.semrush.com/bot.html |
| 13 | 216 | 0.55 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 14 | 204 | 0.52 | 17 | 0.16 | http://www.searchmetrics.com/en/searchme... |
| 15 | 174 | 0.44 | 6 | 0.06 | Linux i586 [unknown version] |
| 16 | 110 | 0.28 | 49 | 0.46 | +http://duckduckgo.com |
| 17 | 95 | 0.24 | 32 | 0.30 | +http://www.linkdex.com/bots/ |
| 18 | 93 | 0.24 | 31 | 0.29 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 42 | 0.11 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 20 | 31 | 0.08 | 11 | 0.10 | Windows XP |
| 21 | 29 | 0.07 | 5 | 0.05 | Windows 98 |
| 22 | 25 | 0.06 | 11 | 0.10 | +http://www.exabot.com/go/robot |
| 23 | 15 | 0.04 | 8 | 0.08 | Windows 95 |
| 24 | 12 | 0.03 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 25 | 8 | 0.02 | 0 | 0.00 | http://drive.google.com |
| 26 | 6 | 0.02 | 2 | 0.02 | Windows CE |
| 27 | 6 | 0.02 | 5 | 0.05 | Linux i686 [unknown version] |
| 28 | 5 | 0.01 | 1 | 0.01 | Android |
| 29 | 4 | 0.01 | 1 | 0.01 | BlackBerry |
| 30 | 4 | 0.01 | 1 | 0.01 | Auto; Windows |
| 31 | 4 | 0.01 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 3 | 0.01 | 1 | 0.01 | Windows ME |
| 33 | 3 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 34 | 3 | 0.01 | 0 | 0.00 | Windows 9x |
| 35 | 3 | 0.01 | 1 | 0.01 | MAUI Runtime |
| 36 | 2 | 0.01 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 37 | 2 | 0.01 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 38 | 2 | 0.01 | 2 | 0.02 | +http://www.domaintuno.com/robot |
| 39 | 2 | 0.01 | 2 | 0.02 | Linux [unknown version] |
| 40 | 2 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 41 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 42 | 2 | 0.01 | 2 | 0.02 | Macintosh |
| 43 | 2 | 0.01 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 44 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 45 | 1 | 0.00 | 1 | 0.01 | Windows Phone OS 7.5 |
| 46 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 47 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 48 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 49 | 1 | 0.00 | 1 | 0.01 | X11 |
