| Used Operating Systems |
| 1 | 55740 | 65.71 | 401 | 25.72 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 26144 | 30.82 | 29 | 1.86 | +http://ahrefs.com/robot/ |
| 3 | 1215 | 1.43 | 422 | 27.07 | Windows NT |
| 4 | 548 | 0.65 | 121 | 7.76 | +http://www.linkdex.com/bots/ |
| 5 | 354 | 0.42 | 142 | 9.11 | +http://www.google.com/bot.html |
| 6 | 193 | 0.23 | 185 | 11.87 | +http://www.baidu.com/search/spider.html |
| 7 | 116 | 0.14 | 28 | 1.80 | +http://yandex.com/bots |
| 8 | 116 | 0.14 | 45 | 2.89 | +http://www.bing.com/bingbot.htm |
| 9 | 92 | 0.11 | 37 | 2.37 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 77 | 0.09 | 26 | 1.67 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 44 | 0.05 | 18 | 1.15 | +http://www.semrush.com/bot.html |
| 12 | 33 | 0.04 | 27 | 1.73 | Windows 95 |
| 13 | 30 | 0.04 | 11 | 0.71 | Windows 98 |
| 14 | 27 | 0.03 | 13 | 0.83 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 26 | 0.03 | 2 | 0.13 | +https://www.lipperhey.com/en/about/ |
| 16 | 9 | 0.01 | 4 | 0.26 | Windows XP |
| 17 | 9 | 0.01 | 8 | 0.51 | Windows 3.1 |
| 18 | 9 | 0.01 | 7 | 0.45 | MSIE 5.5; Windows NT 4.0 |
| 19 | 8 | 0.01 | 6 | 0.38 | Windows 2000 |
| 20 | 8 | 0.01 | 3 | 0.19 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 7 | 0.01 | 5 | 0.32 | Windows CE |
| 22 | 6 | 0.01 | 6 | 0.38 | Auto; Windows |
| 23 | 5 | 0.01 | 5 | 0.32 | Windows ME |
| 24 | 3 | 0.00 | 3 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 25 | 3 | 0.00 | 3 | 0.19 | ) - BrowseX (2.0.0 Windows |
| 26 | 2 | 0.00 | 1 | 0.06 | +http://duckduckgo.com |
| 27 | 1 | 0.00 | 1 | 0.06 | +info@netcraft.com |
