| Used Operating Systems |
| 1 | 20617 | 16.94 | 172 | 0.73 | +http://ahrefs.com/robot/ |
| 2 | 20390 | 16.76 | 2645 | 11.24 | +http://www.xovibot.net/ |
| 3 | 18687 | 15.36 | 14603 | 62.07 | +http://www.baidu.com/search/spider.html |
| 4 | 14873 | 12.22 | 109 | 0.46 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 13871 | 11.40 | 1443 | 6.13 | +http://www.bing.com/bingbot.htm |
| 6 | 6726 | 5.53 | 3 | 0.01 | +http://webmeup-crawler.com/ |
| 7 | 6174 | 5.07 | 146 | 0.62 | +http://www.semrush.com/bot.html |
| 8 | 3926 | 3.23 | 1005 | 4.27 | Windows NT |
| 9 | 3368 | 2.77 | 1 | 0.00 | +http://megaindex.com/crawler |
| 10 | 3139 | 2.58 | 1614 | 6.86 | +http://www.google.com/bot.html |
| 11 | 2591 | 2.13 | 725 | 3.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 1996 | 1.64 | 1 | 0.00 | +http://www.seokicks.de/robot.html |
| 13 | 1612 | 1.32 | 509 | 2.16 | +http://www.linkdex.com/bots/ |
| 14 | 1444 | 1.19 | 262 | 1.11 | +http://yandex.com/bots |
| 15 | 1000 | 0.82 | 1 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 16 | 439 | 0.36 | 4 | 0.02 | +http://www.warebay.com/bot.html |
| 17 | 339 | 0.28 | 87 | 0.37 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 80 | 0.07 | 41 | 0.17 | +http://www.exabot.com/go/robot |
| 19 | 48 | 0.04 | 7 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 47 | 0.04 | 21 | 0.09 | +http://www.proximic.com/info/spider.php |
| 21 | 38 | 0.03 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 22 | 29 | 0.02 | 16 | 0.07 | Linux i686 [unknown version] |
| 23 | 23 | 0.02 | 9 | 0.04 | Windows XP |
| 24 | 22 | 0.02 | 11 | 0.05 | +http://duckduckgo.com |
| 25 | 21 | 0.02 | 9 | 0.04 | Windows 98 |
| 26 | 19 | 0.02 | 7 | 0.03 | PPC Mac OS X Mach-O |
| 27 | 17 | 0.01 | 8 | 0.03 | Windows 95 |
| 28 | 14 | 0.01 | 2 | 0.01 | Intel Mac OS X |
| 29 | 12 | 0.01 | 6 | 0.03 | +http://help.coccoc.com/ |
| 30 | 12 | 0.01 | 1 | 0.00 | +https://www.lipperhey.com/en/about/ |
| 31 | 12 | 0.01 | 9 | 0.04 | +http://www.bigbozz.com/ |
| 32 | 11 | 0.01 | 3 | 0.01 | Windows CE |
| 33 | 10 | 0.01 | 6 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 9 | 0.01 | 0 | 0.00 | +http://www.profound.net/domainappender |
| 35 | 6 | 0.00 | 4 | 0.02 | +https://gimmeusa.com/pages/crawler |
| 36 | 6 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 37 | 6 | 0.00 | 3 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 38 | 5 | 0.00 | 5 | 0.02 | Linux i586 [unknown version] |
| 39 | 5 | 0.00 | 1 | 0.00 | +http://fulltext.sblog.cz/ |
| 40 | 4 | 0.00 | 3 | 0.01 | Intel Mac OS X 10.6 |
| 41 | 3 | 0.00 | 2 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 42 | 3 | 0.00 | 3 | 0.01 | http://nmap.org/book/nse.html |
| 43 | 3 | 0.00 | 2 | 0.01 | Linux [unknown version] |
| 44 | 3 | 0.00 | 1 | 0.00 | +http://prlog.ru/ |
| 45 | 3 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 46 | 2 | 0.00 | 2 | 0.01 | BeOS BePC |
| 47 | 2 | 0.00 | 2 | 0.01 | +http://glutenfreepleasure.com/ |
| 48 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X |
| 49 | 2 | 0.00 | 2 | 0.01 | Intel Mac OS X 10.8 |
| 50 | 2 | 0.00 | 1 | 0.00 | +https://www.mojeek.com/bot.html |
| 51 | 2 | 0.00 | 0 | 0.00 | +info@netcraft.com |
| 52 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X Mach-O |
| 53 | 2 | 0.00 | 2 | 0.01 | Haiku BePC |
| 54 | 1 | 0.00 | 1 | 0.00 | OpenBSD [unknown version] |
| 55 | 1 | 0.00 | 1 | 0.00 | SunOS sun4u |
| 56 | 1 | 0.00 | 1 | 0.00 | Windows 3.1 |
| 57 | 1 | 0.00 | 1 | 0.00 | +http://www.parsijoo.ir/; ehsanmousa@par... |
| 58 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 59 | 1 | 0.00 | 1 | 0.00 | PPC Mac OS X 10.5 |
| 60 | 1 | 0.00 | 1 | 0.00 | +http://domainmacro.com |
| 61 | 1 | 0.00 | 0 | 0.00 | X11 |
