| Used Operating Systems |
| 1 | 7486 | 51.24 | 102 | 2.52 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4203 | 28.77 | 2886 | 71.29 | +http://www.baidu.com/search/spider.html |
| 3 | 857 | 5.87 | 375 | 9.26 | +http://www.bing.com/bingbot.htm |
| 4 | 531 | 3.63 | 147 | 3.63 | Windows NT |
| 5 | 406 | 2.78 | 179 | 4.42 | +http://www.google.com/bot.html |
| 6 | 396 | 2.71 | 108 | 2.67 | +http://www.linkdex.com/bots/ |
| 7 | 98 | 0.67 | 43 | 1.06 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 85 | 0.58 | 20 | 0.49 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 61 | 0.42 | 11 | 0.27 | +http://OpenLinkProfiler.org/bot |
| 10 | 49 | 0.34 | 10 | 0.25 | +http://fulltext.sblog.cz/ |
| 11 | 48 | 0.33 | 2 | 0.05 | J2ME/MIDP |
| 12 | 40 | 0.27 | 24 | 0.59 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 40 | 0.27 | 4 | 0.10 | +http://megaindex.com/crawler |
| 14 | 36 | 0.25 | 25 | 0.62 | +http://ahrefs.com/robot/ |
| 15 | 34 | 0.23 | 29 | 0.72 | +http://www.xovibot.net/ |
| 16 | 34 | 0.23 | 12 | 0.30 | +http://yandex.com/bots |
| 17 | 30 | 0.21 | 5 | 0.12 | +http://www.semrush.com/bot.html |
| 18 | 24 | 0.16 | 10 | 0.25 | +http://help.coccoc.com/ |
| 19 | 20 | 0.14 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 20 | 16 | 0.11 | 6 | 0.15 | Linux [unknown version] |
| 21 | 16 | 0.11 | 2 | 0.05 | +http://www.seokicks.de/robot.html |
| 22 | 14 | 0.10 | 5 | 0.12 | +http://www.exabot.com/go/robot |
| 23 | 12 | 0.08 | 6 | 0.15 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 12 | 0.08 | 6 | 0.15 | +http://www.grapeshot.co.uk/crawler.php |
| 25 | 11 | 0.08 | 3 | 0.07 | Linux i686 [unknown version] |
| 26 | 8 | 0.05 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 8 | 0.05 | 4 | 0.10 | +http://duckduckgo.com |
| 28 | 5 | 0.03 | 1 | 0.02 | +http://www.seograph.net/bot.html |
| 29 | 5 | 0.03 | 5 | 0.12 | +http://glutenfreepleasure.com/ |
| 30 | 5 | 0.03 | 5 | 0.12 | +http://www.domaintuno.com/robot |
| 31 | 4 | 0.03 | 2 | 0.05 | +http://crawler.seolytics.net/ |
| 32 | 3 | 0.02 | 2 | 0.05 | +info@netcraft.com |
| 33 | 2 | 0.01 | 2 | 0.05 | +https://gimmeusa.com/pages/crawler |
| 34 | 2 | 0.01 | 2 | 0.05 | +http://pmoz.info/doc/botinfo.htm |
| 35 | 2 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 36 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 37 | 2 | 0.01 | 2 | 0.05 | +http://shoulu.jike.com/spider.html |
| 38 | 1 | 0.01 | 1 | 0.02 | X11 |
| 39 | 1 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
