| Used Operating Systems |
| 1 | 23510 | 36.18 | 343 | 5.52 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 12993 | 20.00 | 135 | 2.17 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 12973 | 19.97 | 436 | 7.02 | +http://yandex.com/bots |
| 4 | 2951 | 4.54 | 26 | 0.42 | http://mj12bot.com/ |
| 5 | 2707 | 4.17 | 2503 | 40.29 | +http://www.baidu.com/search/spider.html |
| 6 | 2544 | 3.92 | 529 | 8.52 | Windows NT |
| 7 | 2196 | 3.38 | 127 | 2.04 | +http://www.semrush.com/bot.html |
| 8 | 1305 | 2.01 | 737 | 11.86 | +http://www.google.com/bot.html |
| 9 | 1277 | 1.97 | 359 | 5.78 | +http://www.bing.com/bingbot.htm |
| 10 | 550 | 0.85 | 123 | 1.98 | +http://www.linkdex.com/bots/ |
| 11 | 264 | 0.41 | 111 | 1.79 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 154 | 0.24 | 53 | 0.85 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 128 | 0.20 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 14 | 126 | 0.19 | 2 | 0.03 | +http://megaindex.com/crawler |
| 15 | 123 | 0.19 | 97 | 1.56 | +http://ahrefs.com/robot/ |
| 16 | 94 | 0.14 | 3 | 0.05 | J2ME/MIDP |
| 17 | 91 | 0.14 | 4 | 0.06 | +http://www.seokicks.de/robot.html |
| 18 | 73 | 0.11 | 1 | 0.02 | Linux i686 [unknown version] |
| 19 | 73 | 0.11 | 73 | 1.18 | Windows 2005 |
| 20 | 71 | 0.11 | 70 | 1.13 | Windows 2007 |
| 21 | 69 | 0.11 | 67 | 1.08 | Windows 2004 |
| 22 | 69 | 0.11 | 69 | 1.11 | Windows 9 |
| 23 | 67 | 0.10 | 67 | 1.08 | Windows 2008 |
| 24 | 66 | 0.10 | 2 | 0.03 | +http://www.warebay.com/bot.html |
| 25 | 65 | 0.10 | 65 | 1.05 | Windows 2006 |
| 26 | 60 | 0.09 | 1 | 0.02 | +http://www.linkpad.ru |
| 27 | 58 | 0.09 | 55 | 0.89 | Windows 2002 |
| 28 | 50 | 0.08 | 50 | 0.80 | Windows 2003 |
| 29 | 48 | 0.07 | 5 | 0.08 | Windows Phone OS 7.5 |
| 30 | 45 | 0.07 | 38 | 0.61 | +http://www.uptime.com/uptimebot |
| 31 | 28 | 0.04 | 7 | 0.11 | Windows 95 |
| 32 | 14 | 0.02 | 7 | 0.11 | +http://www.exabot.com/go/robot |
| 33 | 13 | 0.02 | 1 | 0.02 | +https://www.dataprovider.com/ |
| 34 | 12 | 0.02 | 3 | 0.05 | +https://www.mojeek.com/bot.html |
| 35 | 10 | 0.02 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 36 | 10 | 0.02 | 1 | 0.02 | +http://napoveda.seznam.cz/en/seznambot-... |
| 37 | 9 | 0.01 | 3 | 0.05 | +http://www.profound.net/domainappender |
| 38 | 8 | 0.01 | 3 | 0.05 | +https://deusu.de/robot.html |
| 39 | 8 | 0.01 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 40 | 8 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 41 | 8 | 0.01 | 4 | 0.06 | +http://duckduckgo.com |
| 42 | 6 | 0.01 | 1 | 0.02 | Android |
| 43 | 6 | 0.01 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 44 | 5 | 0.01 | 5 | 0.08 | Windows XP |
| 45 | 5 | 0.01 | 4 | 0.06 | Windows 98 |
| 46 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 47 | 3 | 0.00 | 3 | 0.05 | Windows 3.1 |
| 48 | 2 | 0.00 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 49 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 50 | 2 | 0.00 | 2 | 0.03 | X11 |
| 51 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 52 | 2 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 53 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 54 | 1 | 0.00 | 1 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 55 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 56 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 57 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
