| Used Operating Systems |
| 1 | 31815 | 59.03 | 166 | 6.66 | http://mj12bot.com/ |
| 2 | 13360 | 24.79 | 2 | 0.08 | +http://megaindex.com/crawler |
| 3 | 2647 | 4.91 | 1129 | 45.30 | Windows NT |
| 4 | 1447 | 2.68 | 7 | 0.28 | +http://OpenLinkProfiler.org/bot |
| 5 | 1000 | 1.86 | 4 | 0.16 | Linux i586 [unknown version] |
| 6 | 708 | 1.31 | 160 | 6.42 | +http://www.linkdex.com/bots/ |
| 7 | 536 | 0.99 | 153 | 6.14 | +http://www.google.com/bot.html |
| 8 | 438 | 0.81 | 191 | 7.66 | +http://ahrefs.com/robot/ |
| 9 | 307 | 0.57 | 103 | 4.13 | +http://www.bing.com/bingbot.htm |
| 10 | 305 | 0.57 | 180 | 7.22 | +http://www.baidu.com/search/spider.html |
| 11 | 293 | 0.54 | 57 | 2.29 | +http://yandex.com/bots |
| 12 | 292 | 0.54 | 4 | 0.16 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 117 | 0.22 | 95 | 3.81 | Windows 95 |
| 14 | 109 | 0.20 | 44 | 1.77 | Windows 98 |
| 15 | 106 | 0.20 | 3 | 0.12 | +http://www.semrush.com/bot.html |
| 16 | 52 | 0.10 | 0 | 0.00 | Android 4.1 |
| 17 | 36 | 0.07 | 11 | 0.44 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 36 | 0.07 | 4 | 0.16 | +http://www.seokicks.de/robot.html |
| 19 | 26 | 0.05 | 12 | 0.48 | Windows XP |
| 20 | 24 | 0.04 | 17 | 0.68 | Windows ME |
| 21 | 23 | 0.04 | 22 | 0.88 | Auto; Windows |
| 22 | 20 | 0.04 | 4 | 0.16 | +http://naver.me/bot |
| 23 | 20 | 0.04 | 19 | 0.76 | ) - BrowseX (2.0.0 Windows |
| 24 | 20 | 0.04 | 19 | 0.76 | MSIE 5.5; Windows NT 4.0 |
| 25 | 19 | 0.04 | 16 | 0.64 | Windows 3.1 |
| 26 | 18 | 0.03 | 18 | 0.72 | MSIE 5.5; Windows NT 5.0 |
| 27 | 16 | 0.03 | 2 | 0.08 | +https://www.mojeek.com/bot.html |
| 28 | 15 | 0.03 | 15 | 0.60 | Windows 2000 |
| 29 | 14 | 0.03 | 14 | 0.56 | Windows CE |
| 30 | 12 | 0.02 | 2 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 31 | 10 | 0.02 | 2 | 0.08 | +http://www.exabot.com/go/robot |
| 32 | 8 | 0.01 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 33 | 6 | 0.01 | 3 | 0.12 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 34 | 6 | 0.01 | 0 | 0.00 | +http://www.pinterest.com/bot.html |
| 35 | 6 | 0.01 | 1 | 0.04 | +http://cliqz.com/company/cliqzbot |
| 36 | 6 | 0.01 | 4 | 0.16 | +info@netcraft.com |
| 37 | 4 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 38 | 4 | 0.01 | 2 | 0.08 | http://www.majestic12.co.uk/bot.php?+ |
| 39 | 4 | 0.01 | 0 | 0.00 | +http://www.pdffiller.com/en/support.htm |
| 40 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 41 | 2 | 0.00 | 2 | 0.08 | Intel Mac OS X 10.4 |
| 42 | 2 | 0.00 | 1 | 0.04 | +http://napoveda.seznam.cz/en/seznambot-... |
| 43 | 2 | 0.00 | 2 | 0.08 | +http://eripp.com |
| 44 | 2 | 0.00 | 0 | 0.00 | +http://help.coccoc.com/searchengine |
| 45 | 1 | 0.00 | 1 | 0.04 | https://nmap.org/book/nse.html |
| 46 | 1 | 0.00 | 1 | 0.04 | X11 |
