| Used Operating Systems |
| 1 | 30477 | 53.82 | 1786 | 31.55 | +http://ahrefs.com/robot/ |
| 2 | 7477 | 13.20 | 259 | 4.58 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 5371 | 9.49 | 1996 | 35.27 | Windows NT |
| 4 | 3779 | 6.67 | 112 | 1.98 | http://mj12bot.com/ |
| 5 | 3340 | 5.90 | 430 | 7.60 | +http://www.bing.com/bingbot.htm |
| 6 | 2483 | 4.38 | 70 | 1.24 | +http://www.baidu.com/search/spider.html |
| 7 | 981 | 1.73 | 251 | 4.43 | +http://www.google.com/bot.html |
| 8 | 966 | 1.71 | 128 | 2.26 | +http://napoveda.seznam.cz/en/seznambot-... |
| 9 | 360 | 0.64 | 77 | 1.36 | +http://yandex.com/bots |
| 10 | 288 | 0.51 | 71 | 1.25 | +http://www.linkdex.com/bots/ |
| 11 | 172 | 0.30 | 147 | 2.60 | Windows 95 |
| 12 | 112 | 0.20 | 52 | 0.92 | Windows 98 |
| 13 | 84 | 0.15 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 71 | 0.13 | 23 | 0.41 | +http://www.semrush.com/bot.html |
| 15 | 67 | 0.12 | 1 | 0.02 | +https://www.aihitdata.com/about |
| 16 | 49 | 0.09 | 16 | 0.28 | Windows XP |
| 17 | 43 | 0.08 | 3 | 0.05 | +http://siteexplorer.info/Backlink-Check... |
| 18 | 43 | 0.08 | 0 | 0.00 | X11 |
| 19 | 42 | 0.07 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 20 | 39 | 0.07 | 33 | 0.58 | Windows CE |
| 21 | 33 | 0.06 | 3 | 0.05 | +https://extlinks.com/Bot.html |
| 22 | 32 | 0.06 | 27 | 0.48 | Windows 2000 |
| 23 | 29 | 0.05 | 25 | 0.44 | MSIE 5.5; Windows NT 5.0 |
| 24 | 27 | 0.05 | 25 | 0.44 | MSIE 5.5; Windows NT 4.0 |
| 25 | 26 | 0.05 | 21 | 0.37 | Windows 3.1 |
| 26 | 24 | 0.04 | 12 | 0.21 | +http://duckduckgo.com |
| 27 | 22 | 0.04 | 21 | 0.37 | Windows ME |
| 28 | 19 | 0.03 | 16 | 0.28 | ) - BrowseX (2.0.0 Windows |
| 29 | 18 | 0.03 | 18 | 0.32 | Auto; Windows |
| 30 | 18 | 0.03 | 4 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 31 | 17 | 0.03 | 5 | 0.09 | +http://www.exabot.com/go/robot |
| 32 | 16 | 0.03 | 0 | 0.00 | S60 |
| 33 | 14 | 0.02 | 4 | 0.07 | +http://cliqz.com/company/cliqzbot |
| 34 | 13 | 0.02 | 0 | 0.00 | Android 2.2 |
| 35 | 10 | 0.02 | 0 | 0.00 | Android |
| 36 | 10 | 0.02 | 4 | 0.07 | Linux i686 [unknown version] |
| 37 | 5 | 0.01 | 4 | 0.07 | +info@netcraft.com |
| 38 | 5 | 0.01 | 3 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 39 | 4 | 0.01 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 40 | 4 | 0.01 | 2 | 0.04 | +http://sur.ly/bot.html |
| 41 | 4 | 0.01 | 3 | 0.05 | +http://www.uptime.com/uptimebot |
| 42 | 4 | 0.01 | 0 | 0.00 | Windows Phone OS 7.0; Trident/3.1; IEMob... |
| 43 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 44 | 3 | 0.01 | 0 | 0.00 | Android 4.1 |
| 45 | 3 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
| 46 | 3 | 0.01 | 3 | 0.05 | actually this is http://ismyblogworking.... |
| 47 | 2 | 0.00 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 48 | 2 | 0.00 | 0 | 0.00 | X11; Linux x86_64; pl |
| 49 | 2 | 0.00 | 2 | 0.04 | +http://megaindex.com/crawler |
| 50 | 2 | 0.00 | 0 | 0.00 | Macintosh |
| 51 | 2 | 0.00 | 0 | 0.00 | Android 2.2.1 |
| 52 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 53 | 1 | 0.00 | 0 | 0.00 | Windows CE; Trident/5.0 |
| 54 | 1 | 0.00 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 55 | 1 | 0.00 | 0 | 0.00 | Android 2.3.4 |
| 56 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
