| Used Operating Systems |
| 1 | 21131 | 52.54 | 161 | 2.17 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5279 | 13.13 | 4426 | 59.75 | +http://www.baidu.com/search/spider.html |
| 3 | 3814 | 9.48 | 192 | 2.59 | +http://www.semrush.com/bot.html |
| 4 | 2319 | 5.77 | 1 | 0.01 | +http://megaindex.com/crawler |
| 5 | 2081 | 5.17 | 831 | 11.22 | Windows NT |
| 6 | 1740 | 4.33 | 319 | 4.31 | +http://www.xovibot.net/ |
| 7 | 1021 | 2.54 | 504 | 6.80 | +http://www.google.com/bot.html |
| 8 | 860 | 2.14 | 345 | 4.66 | +http://www.bing.com/bingbot.htm |
| 9 | 568 | 1.41 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 10 | 444 | 1.10 | 249 | 3.36 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 389 | 0.97 | 166 | 2.24 | +http://yandex.com/bots |
| 12 | 339 | 0.84 | 90 | 1.21 | +http://www.linkdex.com/bots/ |
| 13 | 86 | 0.21 | 46 | 0.62 | +http://www.exabot.com/go/robot |
| 14 | 67 | 0.17 | 39 | 0.53 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 12 | 0.03 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 16 | 11 | 0.03 | 6 | 0.08 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 10 | 0.02 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 18 | 10 | 0.02 | 5 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 5 | 0.01 | 2 | 0.03 | X11 |
| 20 | 4 | 0.01 | 2 | 0.03 | http://www.botje.com/plukkie.htm |
| 21 | 4 | 0.01 | 3 | 0.04 | Windows 95 |
| 22 | 4 | 0.01 | 4 | 0.05 | Windows 98 |
| 23 | 4 | 0.01 | 1 | 0.01 | +; |
| 24 | 3 | 0.01 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 25 | 2 | 0.00 | 1 | 0.01 | Android 2.3.5 |
| 26 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 27 | 2 | 0.00 | 2 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 28 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 29 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 30 | 1 | 0.00 | 0 | 0.00 | Android |
| 31 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 32 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 33 | 1 | 0.00 | 1 | 0.01 | +http://privatewww.essex.ac.uk/~jcread/W... |
| 34 | 1 | 0.00 | 1 | 0.01 | +https://www.wslta.com/WoTBoT.html |
| 35 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 36 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
