| Used Operating Systems |
| 1 | 14042 | 25.58 | 12313 | 71.78 | +http://ahrefs.com/robot/ |
| 2 | 11767 | 21.43 | 120 | 0.70 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 11709 | 21.33 | 467 | 2.72 | +http://yandex.com/bots |
| 4 | 11022 | 20.07 | 573 | 3.34 | Windows NT |
| 5 | 4146 | 7.55 | 2930 | 17.08 | +http://www.baidu.com/search/spider.html |
| 6 | 897 | 1.63 | 290 | 1.69 | +http://www.bing.com/bingbot.htm |
| 7 | 499 | 0.91 | 87 | 0.51 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 475 | 0.87 | 179 | 1.04 | +http://www.linkdex.com/bots/ |
| 9 | 246 | 0.45 | 110 | 0.64 | +http://www.google.com/bot.html |
| 10 | 25 | 0.05 | 19 | 0.11 | Windows 98 |
| 11 | 22 | 0.04 | 20 | 0.12 | Windows 95 |
| 12 | 8 | 0.01 | 6 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 13 | 6 | 0.01 | 5 | 0.03 | Windows CE |
| 14 | 6 | 0.01 | 5 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 15 | 5 | 0.01 | 5 | 0.03 | Windows 2000 |
| 16 | 5 | 0.01 | 5 | 0.03 | Auto; Windows |
| 17 | 5 | 0.01 | 4 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 18 | 4 | 0.01 | 1 | 0.01 | +http://sur.ly/bot.html |
| 19 | 4 | 0.01 | 3 | 0.02 | +info@netcraft.com |
| 20 | 3 | 0.01 | 3 | 0.02 | Windows ME |
| 21 | 3 | 0.01 | 2 | 0.01 | Windows XP |
| 22 | 3 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 23 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 24 | 1 | 0.00 | 1 | 0.01 | +http://www.semrush.com/bot.html |
