| Used Operating Systems |
| 1 | 100907 | 67.87 | 391 | 1.46 | http://mj12bot.com/ |
| 2 | 29360 | 19.75 | 20001 | 74.46 | +http://ahrefs.com/robot/ |
| 3 | 5807 | 3.91 | 1556 | 5.79 | Windows NT |
| 4 | 4463 | 3.00 | 3304 | 12.30 | +http://www.baidu.com/search/spider.html |
| 5 | 2616 | 1.76 | 368 | 1.37 | +http://www.linkdex.com/bots/ |
| 6 | 2142 | 1.44 | 6 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 7 | 1323 | 0.89 | 376 | 1.40 | +http://www.bing.com/bingbot.htm |
| 8 | 645 | 0.43 | 171 | 0.64 | +http://yandex.com/bots |
| 9 | 510 | 0.34 | 256 | 0.95 | +http://www.google.com/bot.html |
| 10 | 242 | 0.16 | 25 | 0.09 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 120 | 0.08 | 29 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 93 | 0.06 | 82 | 0.31 | Windows 95 |
| 13 | 88 | 0.06 | 73 | 0.27 | +http://www.uptime.com/uptimebot |
| 14 | 86 | 0.06 | 39 | 0.15 | Windows 98 |
| 15 | 39 | 0.03 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 16 | 35 | 0.02 | 32 | 0.12 | +http://tiod.ru |
| 17 | 26 | 0.02 | 22 | 0.08 | +http://megogoserial.ru |
| 18 | 20 | 0.01 | 18 | 0.07 | Windows 3.1 |
| 19 | 17 | 0.01 | 17 | 0.06 | Windows CE |
| 20 | 17 | 0.01 | 17 | 0.06 | Windows 2000 |
| 21 | 17 | 0.01 | 17 | 0.06 | Auto; Windows |
| 22 | 16 | 0.01 | 10 | 0.04 | Windows XP |
| 23 | 16 | 0.01 | 14 | 0.05 | Windows ME |
| 24 | 13 | 0.01 | 13 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 25 | 12 | 0.01 | 2 | 0.01 | MAUI Runtime |
| 26 | 10 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 9 | 0.01 | 5 | 0.02 | +http://sur.ly/bot.html |
| 28 | 7 | 0.00 | 7 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 29 | 4 | 0.00 | 4 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 30 | 3 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 31 | 2 | 0.00 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 32 | 2 | 0.00 | 2 | 0.01 | X11 |
| 33 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
