| Used Operating Systems |
| 1 | 26885 | 37.11 | 18514 | 80.02 | +http://ahrefs.com/robot/ |
| 2 | 19890 | 27.45 | 209 | 0.90 | http://mj12bot.com/ |
| 3 | 6682 | 9.22 | 2 | 0.01 | +http://megaindex.com/crawler |
| 4 | 4240 | 5.85 | 751 | 3.25 | Windows NT |
| 5 | 3799 | 5.24 | 323 | 1.40 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 3711 | 5.12 | 154 | 0.67 | +http://yandex.com/bots |
| 7 | 3164 | 4.37 | 2348 | 10.15 | +http://www.baidu.com/search/spider.html |
| 8 | 1398 | 1.93 | 222 | 0.96 | +http://www.linkdex.com/bots/ |
| 9 | 1200 | 1.66 | 4 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 10 | 750 | 1.04 | 342 | 1.48 | +http://www.google.com/bot.html |
| 11 | 494 | 0.68 | 172 | 0.74 | +http://www.bing.com/bingbot.htm |
| 12 | 80 | 0.11 | 25 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 37 | 0.05 | 8 | 0.03 | +http://www.semrush.com/bot.html |
| 14 | 32 | 0.04 | 18 | 0.08 | +http://www.uptime.com/uptimebot |
| 15 | 24 | 0.03 | 15 | 0.06 | +http://sur.ly/bot.html |
| 16 | 20 | 0.03 | 4 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 17 | 8 | 0.01 | 8 | 0.03 | Linux i686 [unknown version] |
| 18 | 7 | 0.01 | 5 | 0.02 | +info@netcraft.com |
| 19 | 5 | 0.01 | 3 | 0.01 | X11 |
| 20 | 4 | 0.01 | 1 | 0.00 | http://www.botje.com/plukkie.htm |
| 21 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 22 | 4 | 0.01 | 4 | 0.02 | +http://tiod.ru |
| 23 | 3 | 0.00 | 3 | 0.01 | https://nmap.org/book/nse.html |
| 24 | 2 | 0.00 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 25 | 2 | 0.00 | 2 | 0.01 | SunOS sun4u |
| 26 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.5 |
