| Used Operating Systems |
| 1 | 25445 | 43.97 | 606 | 3.89 | +http://yandex.com/bots |
| 2 | 14154 | 24.46 | 8133 | 52.18 | +http://ahrefs.com/robot/ |
| 3 | 4767 | 8.24 | 2081 | 13.35 | Windows NT |
| 4 | 4644 | 8.02 | 95 | 0.61 | http://mj12bot.com/ |
| 5 | 3624 | 6.26 | 2943 | 18.88 | +http://www.baidu.com/search/spider.html |
| 6 | 1328 | 2.29 | 559 | 3.59 | +http://www.bing.com/bingbot.htm |
| 7 | 1146 | 1.98 | 383 | 2.46 | +http://www.google.com/bot.html |
| 8 | 987 | 1.71 | 221 | 1.42 | +http://www.linkdex.com/bots/ |
| 9 | 531 | 0.92 | 112 | 0.72 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 319 | 0.55 | 78 | 0.50 | +spider@seoscanners.net |
| 11 | 178 | 0.31 | 67 | 0.43 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 106 | 0.18 | 49 | 0.31 | +http://duckduckgo.com |
| 13 | 97 | 0.17 | 34 | 0.22 | +http://www.semrush.com/bot.html |
| 14 | 72 | 0.12 | 36 | 0.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 70 | 0.12 | 17 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 53 | 0.09 | 27 | 0.17 | Windows 95 |
| 17 | 48 | 0.08 | 12 | 0.08 | +http://www.profound.net/domainappender |
| 18 | 35 | 0.06 | 17 | 0.11 | Windows XP |
| 19 | 32 | 0.06 | 17 | 0.11 | Windows 98 |
| 20 | 30 | 0.05 | 29 | 0.19 | +http://www.uptime.com/uptimebot |
| 21 | 27 | 0.05 | 6 | 0.04 | +http://siteexplorer.info/Backlink-Check... |
| 22 | 27 | 0.05 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 23 | 20 | 0.03 | 10 | 0.06 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 24 | 18 | 0.03 | 2 | 0.01 | +http://www.seokicks.de/robot.html |
| 25 | 17 | 0.03 | 6 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 26 | 15 | 0.03 | 7 | 0.04 | +http://www.exabot.com/go/robot |
| 27 | 13 | 0.02 | 6 | 0.04 | Windows 3.1 |
| 28 | 12 | 0.02 | 1 | 0.01 | +https://blog.vebidoo.de/vebidoobot/ |
| 29 | 9 | 0.02 | 5 | 0.03 | Windows ME |
| 30 | 9 | 0.02 | 4 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 31 | 8 | 0.01 | 4 | 0.03 | +http://cliqz.com/company/cliqzbot |
| 32 | 6 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 33 | 4 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 34 | 4 | 0.01 | 2 | 0.01 | +http://sur.ly/bot.html |
| 35 | 3 | 0.01 | 2 | 0.01 | Windows CE |
| 36 | 3 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 37 | 2 | 0.00 | 1 | 0.01 | Auto; Windows |
| 38 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 39 | 1 | 0.00 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 41 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 42 | 1 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 43 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
