| Used Operating Systems |
| 1 | 22669 | 39.54 | 300 | 3.06 | +http://www.semrush.com/bot.html |
| 2 | 15721 | 27.42 | 423 | 4.32 | http://mj12bot.com/ |
| 3 | 8717 | 15.21 | 6612 | 67.45 | +http://ahrefs.com/robot/ |
| 4 | 6380 | 11.13 | 395 | 4.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 2415 | 4.21 | 1692 | 17.26 | +http://www.baidu.com/search/spider.html |
| 6 | 672 | 1.17 | 0 | 0.00 | +http://yandex.com/bots |
| 7 | 334 | 0.58 | 119 | 1.21 | +http://www.google.com/bot.html |
| 8 | 216 | 0.38 | 147 | 1.50 | Windows NT |
| 9 | 116 | 0.20 | 82 | 0.84 | +http://www.bing.com/bingbot.htm |
| 10 | 71 | 0.12 | 29 | 0.30 | +http://www.linkdex.com/bots/ |
| 11 | 12 | 0.02 | 2 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 2 | 0.00 | 2 | 0.02 | +info@netcraft.com |
