| Used Operating Systems |
| 1 | 30126 | 38.99 | 17111 | 78.20 | +http://ahrefs.com/robot/ |
| 2 | 21207 | 27.45 | 248 | 1.13 | http://mj12bot.com/ |
| 3 | 7444 | 9.63 | 1135 | 5.19 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 3908 | 5.06 | 591 | 2.70 | +http://www.linkdex.com/bots/ |
| 5 | 2558 | 3.31 | 629 | 2.87 | Windows NT |
| 6 | 2317 | 3.00 | 109 | 0.50 | +http://yandex.com/bots |
| 7 | 2140 | 2.77 | 524 | 2.39 | +http://www.google.com/bot.html |
| 8 | 2008 | 2.60 | 156 | 0.71 | +http://www.semrush.com/bot.html |
| 9 | 1985 | 2.57 | 927 | 4.24 | +http://www.baidu.com/search/spider.html |
| 10 | 1724 | 2.23 | 322 | 1.47 | +http://www.bing.com/bingbot.htm |
| 11 | 694 | 0.90 | 34 | 0.16 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 504 | 0.65 | 5 | 0.02 | Linux [unknown version] |
| 13 | 338 | 0.44 | 5 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 14 | 81 | 0.10 | 9 | 0.04 | +http://www.seokicks.de/robot.html |
| 15 | 32 | 0.04 | 6 | 0.03 | +http://www.findxbot.com |
| 16 | 30 | 0.04 | 15 | 0.07 | +http://duckduckgo.com |
| 17 | 23 | 0.03 | 7 | 0.03 | X11 |
| 18 | 21 | 0.03 | 3 | 0.01 | http://filterdb.iss.net/crawler/ |
| 19 | 18 | 0.02 | 3 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 18 | 0.02 | 9 | 0.04 | +http://cliqz.com/company/cliqzbot |
| 21 | 16 | 0.02 | 7 | 0.03 | +http://www.pinterest.com/bot.html |
| 22 | 12 | 0.02 | 8 | 0.04 | +http://sur.ly/bot.html |
| 23 | 12 | 0.02 | 6 | 0.03 | +http://www.exabot.com/go/robot |
| 24 | 11 | 0.01 | 1 | 0.00 | crawler@mixrank.com |
| 25 | 8 | 0.01 | 1 | 0.00 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 26 | 6 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 6 | 0.01 | 2 | 0.01 | +http://prlog.ru/ |
| 28 | 5 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 29 | 5 | 0.01 | 0 | 0.00 | +http://www.xovibot.net/ |
| 30 | 4 | 0.01 | 2 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 31 | 3 | 0.00 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 32 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 33 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.5 |
| 34 | 1 | 0.00 | 1 | 0.00 | Windows XP |
