| Used Operating Systems |
| 1 | 22961 | 44.97 | 18214 | 86.44 | +http://ahrefs.com/robot/ |
| 2 | 10750 | 21.06 | 686 | 3.26 | Windows NT |
| 3 | 8592 | 16.83 | 137 | 0.65 | http://mj12bot.com/ |
| 4 | 5179 | 10.14 | 617 | 2.93 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 1505 | 2.95 | 760 | 3.61 | +http://www.baidu.com/search/spider.html |
| 6 | 919 | 1.80 | 236 | 1.12 | +http://www.linkdex.com/bots/ |
| 7 | 494 | 0.97 | 306 | 1.45 | +http://www.bing.com/bingbot.htm |
| 8 | 236 | 0.46 | 0 | 0.00 | Linux [unknown version] |
| 9 | 223 | 0.44 | 36 | 0.17 | +http://yandex.com/bots |
| 10 | 156 | 0.31 | 68 | 0.32 | +http://www.google.com/bot.html |
| 11 | 12 | 0.02 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 12 | 12 | 0.02 | 2 | 0.01 | +http://sur.ly/bot.html |
| 13 | 3 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 14 | 2 | 0.00 | 2 | 0.01 | Windows XP |
| 15 | 2 | 0.00 | 1 | 0.00 | Linux i686 [unknown version] |
| 16 | 2 | 0.00 | 1 | 0.00 | X11 |
| 17 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 18 | 1 | 0.00 | 1 | 0.00 | http://misc.yahoo.com.cn/help.html |
| 19 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 20 | 1 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
