| Used Operating Systems |
| 1 | 12979 | 40.93 | 2435 | 53.21 | Windows NT |
| 2 | 5654 | 17.83 | 173 | 3.78 | +http://www.semrush.com/bot.html |
| 3 | 5528 | 17.43 | 86 | 1.88 | http://mj12bot.com/ |
| 4 | 3185 | 10.04 | 423 | 9.24 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 859 | 2.71 | 325 | 7.10 | +http://www.google.com/bot.html |
| 6 | 766 | 2.42 | 184 | 4.02 | +http://www.bing.com/bingbot.htm |
| 7 | 708 | 2.23 | 94 | 2.05 | +http://www.baidu.com/search/spider.html |
| 8 | 441 | 1.39 | 206 | 4.50 | +http://ahrefs.com/robot/ |
| 9 | 414 | 1.31 | 152 | 3.32 | +http://www.linkdex.com/bots/ |
| 10 | 155 | 0.49 | 50 | 1.09 | +http://yandex.com/bots |
| 11 | 149 | 0.47 | 102 | 2.23 | Windows 95 |
| 12 | 147 | 0.46 | 15 | 0.33 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 96 | 0.30 | 41 | 0.90 | Windows 98 |
| 14 | 94 | 0.30 | 46 | 1.01 | +http://duckduckgo.com |
| 15 | 75 | 0.24 | 26 | 0.57 | Windows XP |
| 16 | 68 | 0.21 | 64 | 1.40 | +http://www.uptime.com/uptimebot |
| 17 | 46 | 0.15 | 2 | 0.04 | X11 |
| 18 | 45 | 0.14 | 5 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 28 | 0.09 | 15 | 0.33 | Windows 3.1 |
| 20 | 26 | 0.08 | 13 | 0.28 | MSIE 5.5; Windows NT 4.0 |
| 21 | 22 | 0.07 | 17 | 0.37 | Windows ME |
| 22 | 21 | 0.07 | 16 | 0.35 | Windows 2000 |
| 23 | 21 | 0.07 | 16 | 0.35 | Auto; Windows |
| 24 | 20 | 0.06 | 18 | 0.39 | MSIE 5.5; Windows NT 5.0 |
| 25 | 19 | 0.06 | 4 | 0.09 | Linux i686 [unknown version] |
| 26 | 18 | 0.06 | 13 | 0.28 | ) - BrowseX (2.0.0 Windows |
| 27 | 15 | 0.05 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 28 | 14 | 0.04 | 0 | 0.00 | Android |
| 29 | 13 | 0.04 | 12 | 0.26 | Windows CE |
| 30 | 13 | 0.04 | 0 | 0.00 | http://drive.google.com |
| 31 | 12 | 0.04 | 3 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 32 | 12 | 0.04 | 3 | 0.07 | +http://www.seokicks.de/robot.html |
| 33 | 8 | 0.03 | 4 | 0.09 | +http://cliqz.com/company/cliqzbot |
| 34 | 8 | 0.03 | 1 | 0.02 | Android 2.3.5 |
| 35 | 6 | 0.02 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 36 | 6 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 37 | 6 | 0.02 | 2 | 0.04 | +http://www.similartech.com/smtbot |
| 38 | 4 | 0.01 | 2 | 0.04 | +https://www.mojeek.com/bot.html |
| 39 | 3 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 40 | 2 | 0.01 | 1 | 0.02 | http://linkfluence.com/; bot@linkfluence... |
| 41 | 2 | 0.01 | 0 | 0.00 | Series 60 |
| 42 | 2 | 0.01 | 2 | 0.04 | +http://www.id-search.xyz/bot.html |
| 43 | 2 | 0.01 | 0 | 0.00 | +http://www.exabot.com/go/robot |
| 44 | 1 | 0.00 | 1 | 0.02 | +https://github.com/AliasIO/Wappalyzer |
