| Used Operating Systems |
| 1 | 19524 | 76.59 | 231 | 9.30 | http://mj12bot.com/ |
| 2 | 2266 | 8.89 | 946 | 38.07 | Windows NT |
| 3 | 864 | 3.39 | 86 | 3.46 | +http://yandex.com/bots |
| 4 | 845 | 3.31 | 192 | 7.73 | +http://www.bing.com/bingbot.htm |
| 5 | 470 | 1.84 | 302 | 12.15 | +http://www.linkdex.com/bots/ |
| 6 | 341 | 1.34 | 264 | 10.62 | +http://www.baidu.com/search/spider.html |
| 7 | 321 | 1.26 | 187 | 7.53 | +http://www.google.com/bot.html |
| 8 | 98 | 0.38 | 2 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 9 | 97 | 0.38 | 32 | 1.29 | Windows XP |
| 10 | 88 | 0.35 | 35 | 1.41 | Windows 95 |
| 11 | 70 | 0.27 | 26 | 1.05 | Windows 98 |
| 12 | 53 | 0.21 | 23 | 0.93 | +http://www.proximic.com/info/spider.php |
| 13 | 50 | 0.20 | 14 | 0.56 | +http://www.semrush.com/bot.html |
| 14 | 38 | 0.15 | 12 | 0.48 | +http://ahrefs.com/robot/ |
| 15 | 32 | 0.13 | 6 | 0.24 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 30 | 0.12 | 3 | 0.12 | +http://napoveda.seznam.cz/en/seznambot-... |
| 17 | 26 | 0.10 | 10 | 0.40 | Auto; Windows |
| 18 | 22 | 0.09 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
| 19 | 21 | 0.08 | 7 | 0.28 | http://www.opensiteexplorer.org/dotbot, ... |
| 20 | 20 | 0.08 | 8 | 0.32 | Windows 3.1 |
| 21 | 20 | 0.08 | 9 | 0.36 | MSIE 5.5; Windows NT 4.0 |
| 22 | 19 | 0.07 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 23 | 13 | 0.05 | 5 | 0.20 | Windows CE |
| 24 | 13 | 0.05 | 4 | 0.16 | +http://www.pinterest.com/bot.html |
| 25 | 13 | 0.05 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 26 | 12 | 0.05 | 6 | 0.24 | ) - BrowseX (2.0.0 Windows |
| 27 | 11 | 0.04 | 11 | 0.44 | info@muso.com; +http://www.muso.com |
| 28 | 10 | 0.04 | 2 | 0.08 | +https://blog.vebidoo.de/vebidoobot/ |
| 29 | 10 | 0.04 | 5 | 0.20 | +http://OpenLinkProfiler.org/bot |
| 30 | 10 | 0.04 | 5 | 0.20 | +http://duckduckgo.com |
| 31 | 8 | 0.03 | 4 | 0.16 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 32 | 8 | 0.03 | 3 | 0.12 | Windows ME |
| 33 | 8 | 0.03 | 4 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 34 | 8 | 0.03 | 6 | 0.24 | +info@netcraft.com |
| 35 | 8 | 0.03 | 4 | 0.16 | +http://www.findxbot.com |
| 36 | 6 | 0.02 | 3 | 0.12 | +http://www.seokicks.de/robot.html |
| 37 | 4 | 0.02 | 2 | 0.08 | http://linkfluence.com/; bot@linkfluence... |
| 38 | 4 | 0.02 | 2 | 0.08 | https://nmap.org/book/nse.html |
| 39 | 4 | 0.02 | 4 | 0.16 | +http://glutenfreepleasure.com/ |
| 40 | 4 | 0.02 | 2 | 0.08 | +http://cliqz.com/company/cliqzbot |
| 41 | 4 | 0.02 | 4 | 0.16 | +http://megaindex.com/crawler |
| 42 | 4 | 0.02 | 2 | 0.08 | http://www.majestic12.co.uk/bot.php?+ |
| 43 | 3 | 0.01 | 3 | 0.12 | Linux [unknown version] |
| 44 | 2 | 0.01 | 2 | 0.08 | crawler@mixrank.com |
| 45 | 2 | 0.01 | 1 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 46 | 2 | 0.01 | 1 | 0.04 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 47 | 2 | 0.01 | 2 | 0.08 | X11 |
| 48 | 2 | 0.01 | 1 | 0.04 | +http://www.exabot.com/go/robot |
| 49 | 2 | 0.01 | 2 | 0.08 | Linux i586 [unknown version] |
