| Used Operating Systems |
| 1 | 32069 | 39.58 | 273 | 1.15 | http://mj12bot.com/ |
| 2 | 27043 | 33.38 | 19728 | 82.81 | +http://ahrefs.com/robot/ |
| 3 | 10937 | 13.50 | 606 | 2.54 | Windows NT |
| 4 | 4500 | 5.55 | 792 | 3.32 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 2692 | 3.32 | 1638 | 6.88 | +http://www.baidu.com/search/spider.html |
| 6 | 1886 | 2.33 | 171 | 0.72 | +http://yandex.com/bots |
| 7 | 1142 | 1.41 | 256 | 1.07 | +http://www.linkdex.com/bots/ |
| 8 | 449 | 0.55 | 257 | 1.08 | +http://www.bing.com/bingbot.htm |
| 9 | 240 | 0.30 | 90 | 0.38 | +http://www.google.com/bot.html |
| 10 | 41 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 11 | 12 | 0.01 | 2 | 0.01 | +http://sur.ly/bot.html |
| 12 | 4 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 13 | 4 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 14 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 15 | 2 | 0.00 | 2 | 0.01 | MSIE 6.0; Windows NT 5.1 |
| 16 | 2 | 0.00 | 2 | 0.01 | Linux [unknown version] |
| 17 | 1 | 0.00 | 1 | 0.00 | Windows CE |
| 18 | 1 | 0.00 | 0 | 0.00 | Windows 98 |
