| Used Operating Systems |
| 1 | 32383 | 79.60 | 362 | 8.64 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3683 | 9.05 | 1063 | 25.36 | Windows NT |
| 3 | 1989 | 4.89 | 1622 | 38.69 | +http://www.baidu.com/search/spider.html |
| 4 | 629 | 1.55 | 300 | 7.16 | +http://www.google.com/bot.html |
| 5 | 626 | 1.54 | 254 | 6.06 | +http://www.bing.com/bingbot.htm |
| 6 | 268 | 0.66 | 95 | 2.27 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 195 | 0.48 | 114 | 2.72 | +http://www.linkdex.com/bots/ |
| 8 | 165 | 0.41 | 100 | 2.39 | +http://ahrefs.com/robot/ |
| 9 | 83 | 0.20 | 38 | 0.91 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 76 | 0.19 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 11 | 59 | 0.15 | 26 | 0.62 | +http://yandex.com/bots |
| 12 | 46 | 0.11 | 18 | 0.43 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 46 | 0.11 | 2 | 0.05 | +; |
| 14 | 45 | 0.11 | 33 | 0.79 | Windows 95 |
| 15 | 44 | 0.11 | 20 | 0.48 | +http://www.exabot.com/go/robot |
| 16 | 38 | 0.09 | 2 | 0.05 | +http://webmeup-crawler.com/ |
| 17 | 38 | 0.09 | 11 | 0.26 | +http://duckduckgo.com |
| 18 | 20 | 0.05 | 2 | 0.05 | Intel Mac OS X 10.6 |
| 19 | 18 | 0.04 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 20 | 18 | 0.04 | 9 | 0.21 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 16 | 0.04 | 12 | 0.29 | MSIE 5.5; Windows NT 5.0 |
| 22 | 15 | 0.04 | 5 | 0.12 | Windows 98 |
| 23 | 14 | 0.03 | 7 | 0.17 | +http://OpenLinkProfiler.org/bot |
| 24 | 14 | 0.03 | 4 | 0.10 | X11 |
| 25 | 13 | 0.03 | 10 | 0.24 | +http://www.semrush.com/bot.html |
| 26 | 10 | 0.02 | 10 | 0.24 | Linux [unknown version] |
| 27 | 10 | 0.02 | 5 | 0.12 | +http://help.coccoc.com/ |
| 28 | 10 | 0.02 | 1 | 0.02 | +https://www.aihitdata.com/about |
| 29 | 10 | 0.02 | 1 | 0.02 | +http://megaindex.com/crawler |
| 30 | 9 | 0.02 | 8 | 0.19 | Windows 2000 |
| 31 | 9 | 0.02 | 8 | 0.19 | Windows CE |
| 32 | 9 | 0.02 | 3 | 0.07 | +http://fulltext.sblog.cz/ |
| 33 | 8 | 0.02 | 1 | 0.02 | +http://www.seograph.net/bot.html |
| 34 | 8 | 0.02 | 8 | 0.19 | MSIE 5.5; Windows NT 4.0 |
| 35 | 6 | 0.01 | 6 | 0.14 | Windows ME |
| 36 | 6 | 0.01 | 4 | 0.10 | Linux i686 [unknown version] |
| 37 | 6 | 0.01 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 38 | 4 | 0.01 | 3 | 0.07 | Auto; Windows |
| 39 | 4 | 0.01 | 4 | 0.10 | +http://pmoz.info/doc/botinfo.htm |
| 40 | 4 | 0.01 | 2 | 0.05 | +https://www.mojeek.com/bot.html |
| 41 | 4 | 0.01 | 0 | 0.00 | Windows XP |
| 42 | 4 | 0.01 | 3 | 0.07 | Windows 3.1 |
| 43 | 4 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 44 | 4 | 0.01 | 4 | 0.10 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 45 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 46 | 3 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 47 | 3 | 0.01 | 3 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 48 | 2 | 0.00 | 2 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 49 | 1 | 0.00 | 0 | 0.00 | +https://wbsrch.com |
