| Used Operating Systems |
| 1 | 9196 | 43.90 | 115 | 2.07 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2928 | 13.98 | 2094 | 37.78 | +http://www.baidu.com/search/spider.html |
| 3 | 2506 | 11.96 | 1252 | 22.59 | Windows NT |
| 4 | 2272 | 10.85 | 662 | 11.94 | +http://www.bing.com/bingbot.htm |
| 5 | 821 | 3.92 | 200 | 3.61 | +http://ahrefs.com/robot/ |
| 6 | 816 | 3.90 | 481 | 8.68 | +http://www.google.com/bot.html |
| 7 | 799 | 3.81 | 213 | 3.84 | +http://www.linkdex.com/bots/ |
| 8 | 456 | 2.18 | 254 | 4.58 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 350 | 1.67 | 15 | 0.27 | +http://fulltext.sblog.cz/ |
| 10 | 295 | 1.41 | 103 | 1.86 | +http://yandex.com/bots |
| 11 | 84 | 0.40 | 3 | 0.05 | +http://webmeup-crawler.com/ |
| 12 | 60 | 0.29 | 29 | 0.52 | +http://duckduckgo.com |
| 13 | 32 | 0.15 | 15 | 0.27 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 28 | 0.13 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 15 | 27 | 0.13 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 16 | 27 | 0.13 | 10 | 0.18 | Windows 95 |
| 17 | 24 | 0.11 | 7 | 0.13 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 20 | 0.10 | 8 | 0.14 | +http://www.exabot.com/go/robot |
| 19 | 19 | 0.09 | 7 | 0.13 | +http://help.coccoc.com/ |
| 20 | 18 | 0.09 | 6 | 0.11 | Windows XP |
| 21 | 13 | 0.06 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 22 | 12 | 0.06 | 5 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 23 | 12 | 0.06 | 3 | 0.05 | Windows 98 |
| 24 | 12 | 0.06 | 6 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 10 | 0.05 | 6 | 0.11 | +http://www.xovibot.net/ |
| 26 | 9 | 0.04 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 27 | 8 | 0.04 | 3 | 0.05 | Windows CE |
| 28 | 8 | 0.04 | 2 | 0.04 | +http://www.profound.net/domainappender |
| 29 | 7 | 0.03 | 0 | 0.00 | Android |
| 30 | 7 | 0.03 | 1 | 0.02 | Linux i586 [unknown version] |
| 31 | 7 | 0.03 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 32 | 6 | 0.03 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 33 | 6 | 0.03 | 3 | 0.05 | Linux i686 [unknown version] |
| 34 | 5 | 0.02 | 5 | 0.09 | +http://domainsigma.com/robot |
| 35 | 4 | 0.02 | 2 | 0.04 | support.orangebot@orange.com |
| 36 | 4 | 0.02 | 2 | 0.04 | +https://www.mojeek.com/bot.html |
| 37 | 4 | 0.02 | 4 | 0.07 | +http://monasterytea.spbdyet.ru |
| 38 | 4 | 0.02 | 4 | 0.07 | +http://warifort.moykrest.ru/ |
| 39 | 4 | 0.02 | 2 | 0.04 | X11 |
| 40 | 3 | 0.01 | 1 | 0.02 | Windows 2000 |
| 41 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 42 | 3 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 43 | 2 | 0.01 | 1 | 0.02 | Auto; Windows |
| 44 | 2 | 0.01 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 45 | 2 | 0.01 | 1 | 0.02 | Windows ME |
| 46 | 2 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 47 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 48 | 1 | 0.00 | 1 | 0.02 | not on Windows server; |
| 49 | 1 | 0.00 | 0 | 0.00 | +https://gimmeusa.com/pages/crawler |
| 50 | 1 | 0.00 | 1 | 0.02 | +http://support.embed.ly/ |
| 51 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 52 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 53 | 1 | 0.00 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
| 54 | 1 | 0.00 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 55 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0 |
