| Used Operating Systems |
| 1 | 27253 | 29.54 | 202 | 0.96 | http://mj12bot.com/ |
| 2 | 26274 | 28.48 | 14892 | 70.52 | +http://ahrefs.com/robot/ |
| 3 | 18993 | 20.58 | 1396 | 6.61 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 6663 | 7.22 | 1 | 0.00 | +http://megaindex.com/crawler |
| 5 | 5305 | 5.75 | 1288 | 6.10 | Windows NT |
| 6 | 3096 | 3.36 | 2288 | 10.83 | +http://www.baidu.com/search/spider.html |
| 7 | 1579 | 1.71 | 453 | 2.15 | +http://www.linkdex.com/bots/ |
| 8 | 1131 | 1.23 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 695 | 0.75 | 137 | 0.65 | +http://yandex.com/bots |
| 10 | 528 | 0.57 | 246 | 1.16 | +http://www.google.com/bot.html |
| 11 | 350 | 0.38 | 142 | 0.67 | +http://www.bing.com/bingbot.htm |
| 12 | 92 | 0.10 | 17 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 91 | 0.10 | 16 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 70 | 0.08 | 7 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 15 | 50 | 0.05 | 6 | 0.03 | +http://www.semrush.com/bot.html |
| 16 | 27 | 0.03 | 1 | 0.00 | +http://sur.ly/bot.html |
| 17 | 22 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 18 | 15 | 0.02 | 7 | 0.03 | +http://www.exabot.com/go/robot |
| 19 | 9 | 0.01 | 1 | 0.00 | crawler@mixrank.com |
| 20 | 8 | 0.01 | 7 | 0.03 | +info@netcraft.com |
| 21 | 5 | 0.01 | 3 | 0.01 | X11 |
| 22 | 3 | 0.00 | 1 | 0.00 | https://nmap.org/book/nse.html |
| 23 | 3 | 0.00 | 0 | 0.00 | +http://www.findxbot.com |
| 24 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 25 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 26 | 1 | 0.00 | 1 | 0.00 | +http://docspot.com/bot.html |
| 27 | 1 | 0.00 | 1 | 0.00 | Linux [unknown version] |
| 28 | 1 | 0.00 | 1 | 0.00 | actually this is http://ismyblogworking.... |
