| Used Operating Systems |
| 1 | 15368 | 64.22 | 10797 | 76.91 | +http://ahrefs.com/robot/ |
| 2 | 3453 | 14.43 | 149 | 1.06 | http://mj12bot.com/ |
| 3 | 2148 | 8.98 | 1769 | 12.60 | +http://www.baidu.com/search/spider.html |
| 4 | 1074 | 4.49 | 561 | 4.00 | +http://www.google.com/bot.html |
| 5 | 708 | 2.96 | 113 | 0.80 | Windows NT |
| 6 | 393 | 1.64 | 204 | 1.45 | +http://www.bing.com/bingbot.htm |
| 7 | 243 | 1.02 | 205 | 1.46 | +http://www.linkdex.com/bots/ |
| 8 | 116 | 0.48 | 41 | 0.29 | +http://yandex.com/bots |
| 9 | 88 | 0.37 | 54 | 0.38 | +http://www.semrush.com/bot.html |
| 10 | 73 | 0.31 | 59 | 0.42 | +http://www.uptime.com/uptimebot |
| 11 | 43 | 0.18 | 21 | 0.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 40 | 0.17 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 13 | 36 | 0.15 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 14 | 26 | 0.11 | 13 | 0.09 | +http://napoveda.seznam.cz/en/seznambot-... |
| 15 | 20 | 0.08 | 2 | 0.01 | +https://www.aihitdata.com/about |
| 16 | 20 | 0.08 | 2 | 0.01 | +http://megaindex.com/crawler |
| 17 | 18 | 0.08 | 10 | 0.07 | +http://www.exabot.com/go/robot |
| 18 | 16 | 0.07 | 7 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 14 | 0.06 | 6 | 0.04 | +https://www.mojeek.com/bot.html |
| 20 | 8 | 0.03 | 4 | 0.03 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 21 | 8 | 0.03 | 4 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 22 | 8 | 0.03 | 4 | 0.03 | +http://duckduckgo.com |
| 23 | 4 | 0.02 | 2 | 0.01 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 24 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 25 | 2 | 0.01 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 26 | 1 | 0.00 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 27 | 1 | 0.00 | 1 | 0.01 | +https://gimmeusa.com/crawler.html |
