| Used Operating Systems |
| 1 | 3086 | 43.28 | 1271 | 33.44 | Windows NT |
| 2 | 2060 | 28.89 | 1830 | 48.15 | +http://www.baidu.com/search/spider.html |
| 3 | 756 | 10.60 | 251 | 6.60 | +http://www.bing.com/bingbot.htm |
| 4 | 258 | 3.62 | 87 | 2.29 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 241 | 3.38 | 117 | 3.08 | +http://www.google.com/bot.html |
| 6 | 177 | 2.48 | 57 | 1.50 | +http://yandex.com/bots |
| 7 | 70 | 0.98 | 21 | 0.55 | Windows XP |
| 8 | 66 | 0.93 | 24 | 0.63 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 42 | 0.59 | 5 | 0.13 | +http://ahrefs.com/robot/ |
| 10 | 38 | 0.53 | 33 | 0.87 | +http://www.uptime.com/uptimebot |
| 11 | 35 | 0.49 | 1 | 0.03 | Windows 94 |
| 12 | 28 | 0.39 | 3 | 0.08 | Windows 98 |
| 13 | 24 | 0.34 | 12 | 0.32 | +http://duckduckgo.com |
| 14 | 23 | 0.32 | 11 | 0.29 | +http://help.coccoc.com/ |
| 15 | 22 | 0.31 | 9 | 0.24 | +http://www.exabot.com/go/robot |
| 16 | 21 | 0.29 | 7 | 0.18 | Windows 3.1 |
| 17 | 20 | 0.28 | 5 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 18 | 19 | 0.27 | 10 | 0.26 | X11 |
| 19 | 18 | 0.25 | 7 | 0.18 | Windows 95 |
| 20 | 18 | 0.25 | 2 | 0.05 | +http://fulltext.sblog.cz/ |
| 21 | 14 | 0.20 | 5 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 22 | 13 | 0.18 | 2 | 0.05 | Intel Mac OS X 10.6 |
| 23 | 11 | 0.15 | 4 | 0.11 | Windows CE |
| 24 | 8 | 0.11 | 2 | 0.05 | +http://www.profound.net/domainappender |
| 25 | 7 | 0.10 | 3 | 0.08 | Windows 2000 |
| 26 | 7 | 0.10 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 27 | 6 | 0.08 | 2 | 0.05 | Android 2.3.5 |
| 28 | 5 | 0.07 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 29 | 4 | 0.06 | 2 | 0.05 | +https://www.mojeek.com/bot.html |
| 30 | 4 | 0.06 | 2 | 0.05 | +http://crawler.seolytics.net/ |
| 31 | 3 | 0.04 | 2 | 0.05 | Windows ME |
| 32 | 3 | 0.04 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 33 | 3 | 0.04 | 1 | 0.03 | +info@netcraft.com |
| 34 | 3 | 0.04 | 1 | 0.03 | +http://megaindex.com/crawler |
| 35 | 2 | 0.03 | 0 | 0.00 | +https://prezi.com |
| 36 | 2 | 0.03 | 1 | 0.03 | +https://deusu.de/robot.html |
| 37 | 2 | 0.03 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 38 | 2 | 0.03 | 1 | 0.03 | Linux i686 [unknown version] |
| 39 | 2 | 0.03 | 1 | 0.03 | +http://www.findxbot.com |
| 40 | 2 | 0.03 | 2 | 0.05 | WinHttp.WinHttpRequest.5 |
| 41 | 2 | 0.03 | 1 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 42 | 1 | 0.01 | 1 | 0.03 | Linux [unknown version] |
| 43 | 1 | 0.01 | 1 | 0.03 | +http://glutenfreepleasure.com/ |
| 44 | 1 | 0.01 | 0 | 0.00 | +http://www.pdffiller.com/en/support.htm |
