| Used Operating Systems |
| 1 | 5813 | 43.37 | 4726 | 68.40 | +http://www.baidu.com/search/spider.html |
| 2 | 4681 | 34.93 | 1077 | 15.59 | Windows NT |
| 3 | 1498 | 11.18 | 681 | 9.86 | +http://www.google.com/bot.html |
| 4 | 246 | 1.84 | 44 | 0.64 | +http://yandex.com/bots |
| 5 | 219 | 1.63 | 52 | 0.75 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 148 | 1.10 | 77 | 1.11 | +http://www.bing.com/bingbot.htm |
| 7 | 130 | 0.97 | 62 | 0.90 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 118 | 0.88 | 2 | 0.03 | Android |
| 9 | 53 | 0.40 | 24 | 0.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 52 | 0.39 | 31 | 0.45 | +http://ahrefs.com/robot/ |
| 11 | 48 | 0.36 | 15 | 0.22 | Windows XP |
| 12 | 39 | 0.29 | 13 | 0.19 | Windows 98 |
| 13 | 38 | 0.28 | 16 | 0.23 | Windows 95 |
| 14 | 29 | 0.22 | 13 | 0.19 | +http://www.linkdex.com/bots/ |
| 15 | 28 | 0.21 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 16 | 27 | 0.20 | 3 | 0.04 | +http://megaindex.com/crawler |
| 17 | 26 | 0.19 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 18 | 25 | 0.19 | 12 | 0.17 | +http://help.coccoc.com/ |
| 19 | 19 | 0.14 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 20 | 19 | 0.14 | 2 | 0.03 | +http://www.seokicks.de/robot.html |
| 21 | 18 | 0.13 | 8 | 0.12 | +http://www.exabot.com/go/robot |
| 22 | 18 | 0.13 | 2 | 0.03 | +http://www.apple.com/go/applebot |
| 23 | 10 | 0.07 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 24 | 10 | 0.07 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 25 | 10 | 0.07 | 5 | 0.07 | +http://duckduckgo.com |
| 26 | 9 | 0.07 | 3 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 9 | 0.07 | 6 | 0.09 | +https://deusu.de/robot.html |
| 28 | 9 | 0.07 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 29 | 6 | 0.04 | 1 | 0.01 | BlackBerry |
| 30 | 5 | 0.04 | 4 | 0.06 | Linux i686 [unknown version] |
| 31 | 5 | 0.04 | 5 | 0.07 | Linux i586 [unknown version] |
| 32 | 4 | 0.03 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 33 | 3 | 0.02 | 1 | 0.01 | Windows CE |
| 34 | 3 | 0.02 | 1 | 0.01 | Windows 2000 |
| 35 | 3 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 3 | 0.02 | 3 | 0.04 | Linux [unknown version] |
| 37 | 3 | 0.02 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
| 38 | 2 | 0.01 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 39 | 2 | 0.01 | 1 | 0.01 | Windows ME |
| 40 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 41 | 2 | 0.01 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 42 | 2 | 0.01 | 2 | 0.03 | +http://domainsigma.com/robot |
| 43 | 1 | 0.01 | 1 | 0.01 | not on Windows server; |
| 44 | 1 | 0.01 | 1 | 0.01 | +http://support.embed.ly/ |
| 45 | 1 | 0.01 | 1 | 0.01 | checkLink/1.1; +http://www.aol-soft.com/ |
| 46 | 1 | 0.01 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 47 | 1 | 0.01 | 1 | 0.01 | NetBSD [unknown version] |
| 48 | 1 | 0.01 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 49 | 1 | 0.01 | 1 | 0.01 | http://www.youdao.com/help/webmaster/spi... |
| 50 | 1 | 0.01 | 0 | 0.00 | +http://www.xovibot.net/ |
