| Used Operating Systems |
| 1 | 9044 | 32.98 | 141 | 2.27 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6528 | 23.80 | 537 | 8.65 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 3726 | 13.59 | 1251 | 20.15 | Windows NT |
| 4 | 2926 | 10.67 | 2663 | 42.90 | +http://www.baidu.com/search/spider.html |
| 5 | 1233 | 4.50 | 646 | 10.41 | +http://www.google.com/bot.html |
| 6 | 993 | 3.62 | 395 | 6.36 | +http://www.bing.com/bingbot.htm |
| 7 | 860 | 3.14 | 151 | 2.43 | +http://yandex.com/bots |
| 8 | 495 | 1.80 | 139 | 2.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 285 | 1.04 | 69 | 1.11 | +http://www.linkdex.com/bots/ |
| 10 | 207 | 0.75 | 5 | 0.08 | J2ME/MIDP |
| 11 | 192 | 0.70 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 12 | 158 | 0.58 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 13 | 146 | 0.53 | 2 | 0.03 | Linux [unknown version] |
| 14 | 90 | 0.33 | 80 | 1.29 | +http://ahrefs.com/robot/ |
| 15 | 64 | 0.23 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 16 | 63 | 0.23 | 1 | 0.02 | +http://megaindex.com/crawler |
| 17 | 60 | 0.22 | 1 | 0.02 | +http://www.linkpad.ru |
| 18 | 53 | 0.19 | 6 | 0.10 | Windows Phone OS 7.5 |
| 19 | 43 | 0.16 | 2 | 0.03 | Android |
| 20 | 42 | 0.15 | 40 | 0.64 | +http://www.uptime.com/uptimebot |
| 21 | 38 | 0.14 | 19 | 0.31 | +http://www.exabot.com/go/robot |
| 22 | 36 | 0.13 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 23 | 32 | 0.12 | 15 | 0.24 | +http://help.coccoc.com/ |
| 24 | 19 | 0.07 | 4 | 0.06 | X11 |
| 25 | 13 | 0.05 | 5 | 0.08 | +https://deusu.de/robot.html |
| 26 | 12 | 0.04 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 27 | 9 | 0.03 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 28 | 8 | 0.03 | 4 | 0.06 | +http://duckduckgo.com |
| 29 | 7 | 0.03 | 3 | 0.05 | Windows XP |
| 30 | 7 | 0.03 | 0 | 0.00 | Android 2.3.5 |
| 31 | 6 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 32 | 4 | 0.01 | 2 | 0.03 | +https://www.mojeek.com/bot.html |
| 33 | 4 | 0.01 | 2 | 0.03 | Windows 95 |
| 34 | 3 | 0.01 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 35 | 3 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 36 | 2 | 0.01 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 37 | 2 | 0.01 | 2 | 0.03 | +http://pmoz.info/doc/botinfo.htm |
| 38 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 39 | 2 | 0.01 | 1 | 0.02 | +http://www.findxbot.com |
| 40 | 2 | 0.01 | 2 | 0.03 | Windows 98 |
| 41 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 42 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 43 | 1 | 0.00 | 1 | 0.02 | X11; Linux i686; en |
| 44 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 45 | 1 | 0.00 | 1 | 0.02 | +http://thewebminer.com |
