| Used Operating Systems |
| 1 | 57877 | 49.81 | 321 | 1.63 | http://mj12bot.com/ |
| 2 | 26147 | 22.50 | 13529 | 68.50 | +http://ahrefs.com/robot/ |
| 3 | 11094 | 9.55 | 1822 | 9.22 | Windows NT |
| 4 | 8471 | 7.29 | 138 | 0.70 | +http://www.semrush.com/bot.html |
| 5 | 3491 | 3.00 | 2595 | 13.14 | +http://www.baidu.com/search/spider.html |
| 6 | 3172 | 2.73 | 263 | 1.33 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 1694 | 1.46 | 411 | 2.08 | +http://www.linkdex.com/bots/ |
| 8 | 1591 | 1.37 | 4 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 9 | 819 | 0.70 | 170 | 0.86 | +http://yandex.com/bots |
| 10 | 626 | 0.54 | 306 | 1.55 | +http://www.google.com/bot.html |
| 11 | 500 | 0.43 | 2 | 0.01 | Linux i586 [unknown version] |
| 12 | 299 | 0.26 | 137 | 0.69 | +http://www.bing.com/bingbot.htm |
| 13 | 170 | 0.15 | 4 | 0.02 | X11 |
| 14 | 44 | 0.04 | 2 | 0.01 | Windows 98 |
| 15 | 36 | 0.03 | 7 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 28 | 0.02 | 4 | 0.02 | Windows 95 |
| 17 | 27 | 0.02 | 1 | 0.01 | +http://sur.ly/bot.html |
| 18 | 26 | 0.02 | 3 | 0.02 | Windows CE |
| 19 | 25 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 20 | 10 | 0.01 | 7 | 0.04 | +info@netcraft.com |
| 21 | 8 | 0.01 | 8 | 0.04 | +http://www.uptime.com/uptimebot |
| 22 | 6 | 0.01 | 1 | 0.01 | +https://extlinks.com/Bot.html |
| 23 | 5 | 0.00 | 5 | 0.03 | +http://alphaseobot.com/bot.html |
| 24 | 4 | 0.00 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 4 | 0.00 | 0 | 0.00 | Windows CE; Trident/3.1 |
| 26 | 3 | 0.00 | 3 | 0.02 | actually this is http://ismyblogworking.... |
| 27 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 28 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 29 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 30 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 31 | 1 | 0.00 | 0 | 0.00 | Windows CE; Trident/3.0 |
| 32 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 33 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 34 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
