| Used Operating Systems |
| 1 | 9847 | 26.48 | 134 | 1.96 | +http://www.semrush.com/bot.html |
| 2 | 9129 | 24.55 | 5631 | 82.34 | +http://ahrefs.com/robot/ |
| 3 | 8794 | 23.64 | 212 | 3.10 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 6189 | 16.64 | 95 | 1.39 | http://mj12bot.com/ |
| 5 | 1289 | 3.47 | 270 | 3.95 | +http://www.bing.com/bingbot.htm |
| 6 | 705 | 1.90 | 258 | 3.77 | Windows NT |
| 7 | 346 | 0.93 | 26 | 0.38 | +http://www.linkdex.com/bots/ |
| 8 | 293 | 0.79 | 74 | 1.08 | +http://www.google.com/bot.html |
| 9 | 279 | 0.75 | 71 | 1.04 | +http://yandex.com/bots |
| 10 | 68 | 0.18 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 11 | 50 | 0.13 | 11 | 0.16 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 44 | 0.12 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 44 | 0.12 | 21 | 0.31 | +http://www.baidu.com/search/spider.html |
| 14 | 18 | 0.05 | 2 | 0.03 | +https://extlinks.com/Bot.html |
| 15 | 16 | 0.04 | 1 | 0.01 | +http://megaindex.com/crawler |
| 16 | 15 | 0.04 | 5 | 0.07 | Windows XP |
| 17 | 15 | 0.04 | 4 | 0.06 | +http://www.exabot.com/go/robot |
| 18 | 13 | 0.03 | 5 | 0.07 | Windows 95 |
| 19 | 8 | 0.02 | 1 | 0.01 | +http://cliqz.com/company/cliqzbot |
| 20 | 5 | 0.01 | 1 | 0.01 | Windows 98 |
| 21 | 4 | 0.01 | 2 | 0.03 | +https://www.mojeek.com/bot.html |
| 22 | 4 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 23 | 4 | 0.01 | 2 | 0.03 | +http://duckduckgo.com |
| 24 | 3 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 25 | 2 | 0.01 | 2 | 0.03 | Windows 2000 |
| 26 | 2 | 0.01 | 0 | 0.00 | http://nmap.org/book/nse.html |
| 27 | 2 | 0.01 | 0 | 0.00 | X11 |
| 28 | 2 | 0.01 | 2 | 0.03 | http://www.majestic12.co.uk/bot.php?+ |
| 29 | 1 | 0.00 | 1 | 0.01 | +http://sur.ly/bot.html |
| 30 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
