| Used Operating Systems |
| 1 | 63161 | 44.75 | 307 | 0.77 | http://mj12bot.com/ |
| 2 | 51037 | 36.16 | 33823 | 84.71 | +http://ahrefs.com/robot/ |
| 3 | 6521 | 4.62 | 1 | 0.00 | +http://megaindex.com/crawler |
| 4 | 5219 | 3.70 | 1055 | 2.64 | Windows NT |
| 5 | 3138 | 2.22 | 385 | 0.96 | +http://yandex.com/bots |
| 6 | 3006 | 2.13 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 7 | 2510 | 1.78 | 583 | 1.46 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 1746 | 1.24 | 913 | 2.29 | +http://www.google.com/bot.html |
| 9 | 1609 | 1.14 | 1491 | 3.73 | +http://www.baidu.com/search/spider.html |
| 10 | 775 | 0.55 | 443 | 1.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 729 | 0.52 | 287 | 0.72 | +http://www.bing.com/bingbot.htm |
| 12 | 520 | 0.37 | 164 | 0.41 | +http://www.linkdex.com/bots/ |
| 13 | 409 | 0.29 | 69 | 0.17 | +http://www.exabot.com/go/robot |
| 14 | 262 | 0.19 | 77 | 0.19 | +http://www.xovibot.net/ |
| 15 | 74 | 0.05 | 29 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 60 | 0.04 | 60 | 0.15 | Windows 95 |
| 17 | 45 | 0.03 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 18 | 44 | 0.03 | 28 | 0.07 | Windows 98 |
| 19 | 42 | 0.03 | 38 | 0.10 | +http://megogoserial.ru |
| 20 | 41 | 0.03 | 36 | 0.09 | +http://tiod.ru |
| 21 | 39 | 0.03 | 38 | 0.10 | +http://www.uptime.com/uptimebot |
| 22 | 26 | 0.02 | 6 | 0.02 | +http://www.pinterest.com/bot.html |
| 23 | 16 | 0.01 | 8 | 0.02 | +http://help.coccoc.com/searchengine |
| 24 | 13 | 0.01 | 12 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 25 | 11 | 0.01 | 11 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 26 | 10 | 0.01 | 7 | 0.02 | Windows ME |
| 27 | 10 | 0.01 | 10 | 0.03 | Windows 3.1 |
| 28 | 9 | 0.01 | 9 | 0.02 | Auto; Windows |
| 29 | 9 | 0.01 | 9 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 30 | 8 | 0.01 | 8 | 0.02 | Windows CE |
| 31 | 7 | 0.00 | 7 | 0.02 | Windows 2000 |
| 32 | 6 | 0.00 | 3 | 0.01 | Windows XP |
| 33 | 6 | 0.00 | 3 | 0.01 | +http://duckduckgo.com |
| 34 | 5 | 0.00 | 3 | 0.01 | Linux i686 [unknown version] |
| 35 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 36 | 1 | 0.00 | 1 | 0.00 | https://nmap.org/book/nse.html |
| 37 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 38 | 1 | 0.00 | 1 | 0.00 | X11 |
| 39 | 1 | 0.00 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
