| Used Operating Systems |
| 1 | 2627 | 74.67 | 2227 | 81.28 | +http://www.baidu.com/search/spider.html |
| 2 | 570 | 16.20 | 399 | 14.56 | +http://www.google.com/bot.html |
| 3 | 132 | 3.75 | 54 | 1.97 | +http://www.bing.com/bingbot.htm |
| 4 | 81 | 2.30 | 27 | 0.99 | +http://yandex.com/bots |
| 5 | 47 | 1.34 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 6 | 32 | 0.91 | 17 | 0.62 | Windows NT |
| 7 | 12 | 0.34 | 6 | 0.22 | http://mj12bot.com/ |
| 8 | 6 | 0.17 | 2 | 0.07 | +info@netcraft.com |
| 9 | 4 | 0.11 | 2 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 3 | 0.09 | 2 | 0.07 | Linux [unknown version] |
| 11 | 2 | 0.06 | 2 | 0.07 | Linux i686 [unknown version] |
| 12 | 1 | 0.03 | 1 | 0.04 | BeOS BePC |
| 13 | 1 | 0.03 | 1 | 0.04 | http://nmap.org/book/nse.html |
