| Used Operating Systems |
| 1 | 240313 | 85.44 | 640 | 7.95 | http://mj12bot.com/ |
| 2 | 10296 | 3.66 | 2114 | 26.25 | +http://www.baidu.com/search/spider.html |
| 3 | 9712 | 3.45 | 920 | 11.42 | +http://www.bing.com/bingbot.htm |
| 4 | 4979 | 1.77 | 1097 | 13.62 | Windows NT |
| 5 | 3836 | 1.36 | 908 | 11.27 | +http://ahrefs.com/robot/ |
| 6 | 3237 | 1.15 | 1228 | 15.25 | +http://www.google.com/bot.html |
| 7 | 2730 | 0.97 | 293 | 3.64 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 1715 | 0.61 | 242 | 3.00 | +http://yandex.com/bots |
| 9 | 820 | 0.29 | 131 | 1.63 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 776 | 0.28 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 11 | 738 | 0.26 | 95 | 1.18 | +http://www.semrush.com/bot.html |
| 12 | 414 | 0.15 | 65 | 0.81 | +http://www.linkdex.com/bots/ |
| 13 | 384 | 0.14 | 2 | 0.02 | +http://megaindex.com/crawler |
| 14 | 341 | 0.12 | 67 | 0.83 | +http://duckduckgo.com |
| 15 | 227 | 0.08 | 2 | 0.02 | Linux [unknown version] |
| 16 | 141 | 0.05 | 129 | 1.60 | +http://www.uptime.com/uptimebot |
| 17 | 127 | 0.05 | 26 | 0.32 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 109 | 0.04 | 1 | 0.01 | +http://www.similartech.com/smtbot |
| 19 | 108 | 0.04 | 16 | 0.20 | +http://cliqz.com/company/cliqzbot |
| 20 | 56 | 0.02 | 18 | 0.22 | +http://www.exabot.com/go/robot |
| 21 | 35 | 0.01 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 22 | 32 | 0.01 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
| 23 | 30 | 0.01 | 18 | 0.22 | Windows 95 |
| 24 | 28 | 0.01 | 3 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 24 | 0.01 | 3 | 0.04 | +http://www.seokicks.de/robot.html |
| 26 | 11 | 0.00 | 5 | 0.06 | Windows 98 |
| 27 | 10 | 0.00 | 5 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 28 | 6 | 0.00 | 2 | 0.02 | Windows XP |
| 29 | 5 | 0.00 | 3 | 0.04 | Windows 2000 |
| 30 | 5 | 0.00 | 4 | 0.05 | Auto; Windows |
| 31 | 5 | 0.00 | 3 | 0.04 | +info@netcraft.com |
| 32 | 4 | 0.00 | 2 | 0.02 | OpenBSD [unknown version] |
| 33 | 4 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 34 | 2 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 35 | 2 | 0.00 | 1 | 0.01 | +https://github.com/AliasIO/Wappalyzer |
| 36 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 2 | 0.00 | 1 | 0.01 | +http://www.id-search.xyz/bot.html |
| 38 | 2 | 0.00 | 1 | 0.01 | Windows ME |
| 39 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 40 | 2 | 0.00 | 0 | 0.00 | X11 |
| 41 | 1 | 0.00 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 42 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 43 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 44 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 45 | 1 | 0.00 | 0 | 0.00 | http://www.similartech.com/smtbot |
