| Used Operating Systems by Visits |
| 1 | 13115 | 23.58 | 7620 | 57.52 | +http://ahrefs.com/robot/ |
| 2 | 3522 | 6.33 | 2890 | 21.81 | +http://www.baidu.com/search/spider.html |
| 3 | 8830 | 15.88 | 551 | 4.16 | +http://yandex.com/bots |
| 4 | 1898 | 3.41 | 545 | 4.11 | +http://www.bing.com/bingbot.htm |
| 5 | 9093 | 16.35 | 410 | 3.09 | Windows NT |
| 6 | 1078 | 1.94 | 410 | 3.09 | +http://www.google.com/bot.html |
| 7 | 1063 | 1.91 | 226 | 1.71 | +http://www.linkdex.com/bots/ |
| 8 | 15457 | 27.80 | 138 | 1.04 | http://mj12bot.com/ |
| 9 | 190 | 0.34 | 117 | 0.88 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 98 | 0.18 | 88 | 0.66 | +http://www.uptime.com/uptimebot |
| 11 | 357 | 0.64 | 54 | 0.41 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 74 | 0.13 | 36 | 0.27 | +http://duckduckgo.com |
| 13 | 50 | 0.09 | 28 | 0.21 | +http://www.exabot.com/go/robot |
| 14 | 95 | 0.17 | 26 | 0.20 | +spider@seoscanners.net |
| 15 | 55 | 0.10 | 18 | 0.14 | Windows XP |
| 16 | 63 | 0.11 | 10 | 0.08 | Windows 98 |
| 17 | 42 | 0.08 | 8 | 0.06 | +http://siteexplorer.info/Backlink-Check... |
| 18 | 19 | 0.03 | 8 | 0.06 | Windows 95 |
| 19 | 14 | 0.03 | 7 | 0.05 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 20 | 12 | 0.02 | 6 | 0.05 | +http://cliqz.com/company/cliqzbot |
| 21 | 9 | 0.02 | 5 | 0.04 | Windows CE |
| 22 | 5 | 0.01 | 4 | 0.03 | Windows 2000 |
| 23 | 6 | 0.01 | 4 | 0.03 | +http://sur.ly/bot.html |
| 24 | 36 | 0.06 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 25 | 3 | 0.01 | 3 | 0.02 | Linux [unknown version] |
| 26 | 27 | 0.05 | 3 | 0.02 | +http://www.seokicks.de/robot.html |
| 27 | 8 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 28 | 2 | 0.00 | 2 | 0.02 | Android |
| 29 | 2 | 0.00 | 2 | 0.02 | S60 |
| 30 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 31 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 32 | 59 | 0.11 | 2 | 0.02 | +http://www.semrush.com/bot.html |
| 33 | 3 | 0.01 | 2 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 35 | 1 | 0.00 | 1 | 0.01 | Windows Mobile |
| 36 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 37 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 38 | 2 | 0.00 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 39 | 12 | 0.02 | 1 | 0.01 | +https://blog.vebidoo.de/vebidoobot/ |
| 40 | 1 | 0.00 | 1 | 0.01 | http://www.similartech.com/smtbot |
| 41 | 9 | 0.02 | 1 | 0.01 | +http://www.similartech.com/smtbot |
| 42 | 3 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 43 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 44 | 8 | 0.01 | 1 | 0.01 | +http://megaindex.com/crawler |
| 45 | 2 | 0.00 | 1 | 0.01 | Android 2.2 |
| 46 | 2 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 47 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 48 | 265 | 0.48 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 49 | 3 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 50 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 51 | 1 | 0.00 | 0 | 0.00 | UrlCrawler; http://www.seomoz.org/dp/rog... |
