| Used Operating Systems |
| 1 | 3055 | 37.91 | 83 | 2.65 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2545 | 31.58 | 1962 | 62.70 | +http://ahrefs.com/robot/ |
| 3 | 950 | 11.79 | 797 | 25.47 | +http://www.baidu.com/search/spider.html |
| 4 | 706 | 8.76 | 118 | 3.77 | Windows NT |
| 5 | 250 | 3.10 | 37 | 1.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 185 | 2.30 | 1 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 7 | 96 | 1.19 | 51 | 1.63 | +http://www.google.com/bot.html |
| 8 | 77 | 0.96 | 10 | 0.32 | +http://www.bing.com/bingbot.htm |
| 9 | 60 | 0.74 | 18 | 0.58 | +http://www.semrush.com/bot.html |
| 10 | 56 | 0.69 | 7 | 0.22 | +http://yandex.com/bots |
| 11 | 18 | 0.22 | 8 | 0.26 | +http://www.exabot.com/go/robot |
| 12 | 17 | 0.21 | 4 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 8 | 0.10 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 14 | 8 | 0.10 | 7 | 0.22 | Windows 95 |
| 15 | 6 | 0.07 | 5 | 0.16 | Windows 98 |
| 16 | 4 | 0.05 | 4 | 0.13 | Windows 2000 |
| 17 | 4 | 0.05 | 3 | 0.10 | Windows XP |
| 18 | 4 | 0.05 | 4 | 0.13 | Windows ME |
| 19 | 4 | 0.05 | 4 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 20 | 2 | 0.02 | 2 | 0.06 | Auto; Windows |
| 21 | 2 | 0.02 | 2 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 22 | 2 | 0.02 | 2 | 0.06 | +info@netcraft.com |
