| Used Operating Systems |
| 1 | 70142 | 51.51 | 15412 | 82.08 | +http://ahrefs.com/robot/ |
| 2 | 38804 | 28.49 | 392 | 2.09 | http://mj12bot.com/ |
| 3 | 15567 | 11.43 | 532 | 2.83 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 2081 | 1.53 | 303 | 1.61 | +http://yandex.com/bots |
| 5 | 1894 | 1.39 | 737 | 3.93 | +http://www.google.com/bot.html |
| 6 | 1880 | 1.38 | 480 | 2.56 | Windows NT |
| 7 | 1850 | 1.36 | 353 | 1.88 | +http://www.bing.com/bingbot.htm |
| 8 | 751 | 0.55 | 11 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 9 | 577 | 0.42 | 115 | 0.61 | +http://www.linkdex.com/bots/ |
| 10 | 553 | 0.41 | 4 | 0.02 | +http://www.baidu.com/search/spider.html |
| 11 | 549 | 0.40 | 48 | 0.26 | +http://www.semrush.com/bot.html |
| 12 | 490 | 0.36 | 2 | 0.01 | crawler@goodzer.com |
| 13 | 464 | 0.34 | 145 | 0.77 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 148 | 0.11 | 58 | 0.31 | +http://duckduckgo.com |
| 15 | 88 | 0.06 | 43 | 0.23 | Windows 95 |
| 16 | 62 | 0.05 | 18 | 0.10 | +http://www.pinterest.com/bot.html |
| 17 | 50 | 0.04 | 17 | 0.09 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 18 | 31 | 0.02 | 10 | 0.05 | Windows 98 |
| 19 | 24 | 0.02 | 2 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 20 | 21 | 0.02 | 19 | 0.10 | +info@netcraft.com |
| 21 | 20 | 0.01 | 9 | 0.05 | +http://www.exabot.com/go/robot |
| 22 | 17 | 0.01 | 9 | 0.05 | Linux i686 [unknown version] |
| 23 | 14 | 0.01 | 4 | 0.02 | +http://cliqz.com/company/cliqzbot |
| 24 | 11 | 0.01 | 7 | 0.04 | Windows 2000 |
| 25 | 10 | 0.01 | 5 | 0.03 | http://www.botje.com/plukkie.htm |
| 26 | 9 | 0.01 | 3 | 0.02 | +http://www.seokicks.de/robot.html |
| 27 | 8 | 0.01 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 28 | 8 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 29 | 8 | 0.01 | 4 | 0.02 | Windows CE |
| 30 | 8 | 0.01 | 6 | 0.03 | Windows 3.1 |
| 31 | 6 | 0.00 | 6 | 0.03 | Auto; Windows |
| 32 | 6 | 0.00 | 5 | 0.03 | Windows ME |
| 33 | 4 | 0.00 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 34 | 4 | 0.00 | 4 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 35 | 4 | 0.00 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 36 | 3 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 37 | 2 | 0.00 | 2 | 0.01 | BeOS BePC |
| 38 | 2 | 0.00 | 2 | 0.01 | +http://glutenfreepleasure.com/ |
| 39 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 2 | 0.00 | 2 | 0.01 | Linux [unknown version] |
| 41 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 42 | 2 | 0.00 | 1 | 0.01 | +http://alphaseobot.com/bot.html |
| 43 | 1 | 0.00 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
| 44 | 1 | 0.00 | 0 | 0.00 | +bot@eright.com |
| 45 | 1 | 0.00 | 1 | 0.01 | Windows XP |
