| Used Operating Systems |
| 1 | 13410 | 82.62 | 156 | 9.51 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1008 | 6.21 | 877 | 53.48 | +http://www.baidu.com/search/spider.html |
| 3 | 744 | 4.58 | 81 | 4.94 | +http://ahrefs.com/robot/ |
| 4 | 524 | 3.23 | 257 | 15.67 | Windows NT |
| 5 | 268 | 1.65 | 140 | 8.54 | +http://www.bing.com/bingbot.htm |
| 6 | 44 | 0.27 | 6 | 0.37 | +http://www.google.com/bot.html |
| 7 | 42 | 0.26 | 34 | 2.07 | Windows 95 |
| 8 | 30 | 0.18 | 6 | 0.37 | Windows 98 |
| 9 | 26 | 0.16 | 10 | 0.61 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 22 | 0.14 | 13 | 0.79 | +http://yandex.com/bots |
| 11 | 20 | 0.12 | 7 | 0.43 | +http://www.exabot.com/go/robot |
| 12 | 18 | 0.11 | 9 | 0.55 | +http://www.semrush.com/bot.html |
| 13 | 16 | 0.10 | 2 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 14 | 10 | 0.06 | 4 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 10 | 0.06 | 8 | 0.49 | MSIE 5.5; Windows NT 4.0 |
| 16 | 8 | 0.05 | 7 | 0.43 | Windows 3.1 |
| 17 | 6 | 0.04 | 4 | 0.24 | Windows CE |
| 18 | 6 | 0.04 | 4 | 0.24 | ) - BrowseX (2.0.0 Windows |
| 19 | 4 | 0.02 | 4 | 0.24 | Auto; Windows |
| 20 | 4 | 0.02 | 4 | 0.24 | Windows 2000 |
| 21 | 4 | 0.02 | 4 | 0.24 | Windows ME |
| 22 | 4 | 0.02 | 1 | 0.06 | Windows XP |
| 23 | 2 | 0.01 | 2 | 0.12 | +info@netcraft.com |
