| Used Operating Systems |
| 1 | 26561 | 39.22 | 661 | 4.46 | +http://yandex.com/bots |
| 2 | 21097 | 31.15 | 11329 | 76.52 | +http://ahrefs.com/robot/ |
| 3 | 6686 | 9.87 | 2 | 0.01 | +http://megaindex.com/crawler |
| 4 | 5540 | 8.18 | 157 | 1.06 | http://mj12bot.com/ |
| 5 | 3567 | 5.27 | 197 | 1.33 | Windows NT |
| 6 | 2181 | 3.22 | 1904 | 12.86 | +http://www.baidu.com/search/spider.html |
| 7 | 571 | 0.84 | 248 | 1.67 | +http://www.linkdex.com/bots/ |
| 8 | 565 | 0.83 | 5 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 9 | 305 | 0.45 | 28 | 0.19 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 259 | 0.38 | 150 | 1.01 | +http://www.bing.com/bingbot.htm |
| 11 | 177 | 0.26 | 64 | 0.43 | +http://www.google.com/bot.html |
| 12 | 61 | 0.09 | 10 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 42 | 0.06 | 12 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 20 | 0.03 | 5 | 0.03 | +http://www.exabot.com/go/robot |
| 15 | 18 | 0.03 | 5 | 0.03 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 16 | 13 | 0.02 | 11 | 0.07 | +http://www.uptime.com/uptimebot |
| 17 | 12 | 0.02 | 6 | 0.04 | http://www.botje.com/plukkie.htm |
| 18 | 11 | 0.02 | 1 | 0.01 | +http://seocharger.com/robot |
| 19 | 9 | 0.01 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 20 | 8 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 21 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 22 | 3 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 23 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 24 | 2 | 0.00 | 0 | 0.00 | Android |
| 25 | 2 | 0.00 | 2 | 0.01 | Windows 95 |
| 26 | 2 | 0.00 | 2 | 0.01 | Windows XP |
| 27 | 1 | 0.00 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 28 | 1 | 0.00 | 1 | 0.01 | OSF1 V4.0 alpha |
| 29 | 1 | 0.00 | 1 | 0.01 | X11 |
