| Used Operating Systems |
| 1 | 8332 | 47.39 | 117 | 5.51 | http://mj12bot.com/ |
| 2 | 5722 | 32.55 | 1012 | 47.65 | Windows NT |
| 3 | 965 | 5.49 | 339 | 15.96 | +http://ahrefs.com/robot/ |
| 4 | 742 | 4.22 | 245 | 11.53 | +http://www.bing.com/bingbot.htm |
| 5 | 473 | 2.69 | 104 | 4.90 | +http://www.linkdex.com/bots/ |
| 6 | 313 | 1.78 | 98 | 4.61 | +http://www.google.com/bot.html |
| 7 | 271 | 1.54 | 44 | 2.07 | +http://yandex.com/bots |
| 8 | 114 | 0.65 | 8 | 0.38 | +http://www.semrush.com/bot.html |
| 9 | 90 | 0.51 | 5 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 76 | 0.43 | 16 | 0.75 | +http://www.baidu.com/search/spider.html |
| 11 | 70 | 0.40 | 4 | 0.19 | +http://OpenLinkProfiler.org/bot |
| 12 | 66 | 0.38 | 10 | 0.47 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 56 | 0.32 | 16 | 0.75 | Windows XP |
| 14 | 55 | 0.31 | 19 | 0.89 | Windows 95 |
| 15 | 51 | 0.29 | 14 | 0.66 | Windows 98 |
| 16 | 42 | 0.24 | 39 | 1.84 | +http://www.uptime.com/uptimebot |
| 17 | 22 | 0.13 | 4 | 0.19 | X11 |
| 18 | 21 | 0.12 | 8 | 0.38 | Windows CE |
| 19 | 16 | 0.09 | 1 | 0.05 | +http://megaindex.com/crawler |
| 20 | 10 | 0.06 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 10 | 0.06 | 3 | 0.14 | MSIE 5.5; Windows NT 4.0 |
| 22 | 9 | 0.05 | 3 | 0.14 | ) - BrowseX (2.0.0 Windows |
| 23 | 8 | 0.05 | 4 | 0.19 | +info@netcraft.com |
| 24 | 6 | 0.03 | 3 | 0.14 | Auto; Windows |
| 25 | 5 | 0.03 | 1 | 0.05 | Windows 2000 |
| 26 | 5 | 0.03 | 3 | 0.14 | Windows ME |
| 27 | 4 | 0.02 | 1 | 0.05 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 28 | 4 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 29 | 4 | 0.02 | 0 | 0.00 | +http://www.grapeshot.co.uk/crawler.php |
| 30 | 4 | 0.02 | 2 | 0.09 | +http://napoveda.seznam.cz/en/seznambot-... |
| 31 | 3 | 0.02 | 0 | 0.00 | +http://cliqz.com/company/cliqzbot |
| 32 | 2 | 0.01 | 0 | 0.00 | FreeBSD 5.x |
| 33 | 2 | 0.01 | 0 | 0.00 | Windows 3.1 |
| 34 | 1 | 0.01 | 0 | 0.00 | Windows CE; Trident/4.0 |
| 35 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 36 | 1 | 0.01 | 0 | 0.00 | OS 10.5 3.5 |
| 37 | 1 | 0.01 | 0 | 0.00 | CRUX Linux 7.9 |
| 38 | 1 | 0.01 | 0 | 0.00 | BlackBerry 3.0 |
| 39 | 1 | 0.01 | 0 | 0.00 | Windows CE; Trident/3.0 |
| 40 | 1 | 0.01 | 1 | 0.05 | MSIE 5.5; Windows NT 5.0 |
