| Used Operating Systems |
| 1 | 45611 | 41.39 | 331 | 2.85 | http://mj12bot.com/ |
| 2 | 31361 | 28.46 | 265 | 2.28 | +http://www.semrush.com/bot.html |
| 3 | 23526 | 21.35 | 8666 | 74.55 | +http://ahrefs.com/robot/ |
| 4 | 6113 | 5.55 | 1037 | 8.92 | Windows NT |
| 5 | 2071 | 1.88 | 929 | 7.99 | +http://www.baidu.com/search/spider.html |
| 6 | 627 | 0.57 | 119 | 1.02 | +http://yandex.com/bots |
| 7 | 408 | 0.37 | 112 | 0.96 | +http://www.linkdex.com/bots/ |
| 8 | 372 | 0.34 | 126 | 1.08 | +http://www.google.com/bot.html |
| 9 | 43 | 0.04 | 21 | 0.18 | +http://www.bing.com/bingbot.htm |
| 10 | 21 | 0.02 | 1 | 0.01 | X11 |
| 11 | 10 | 0.01 | 4 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 8 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 13 | 8 | 0.01 | 4 | 0.03 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 5 | 0.00 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 16 | 4 | 0.00 | 4 | 0.03 | Windows 98 |
| 17 | 3 | 0.00 | 1 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 2 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 19 | 1 | 0.00 | 1 | 0.01 | Windows 95 |
| 20 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 21 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
