| Used Operating Systems |
| 1 | 38939 | 45.79 | 223 | 1.45 | http://mj12bot.com/ |
| 2 | 33043 | 38.86 | 11640 | 75.86 | +http://ahrefs.com/robot/ |
| 3 | 6449 | 7.58 | 1923 | 12.53 | +http://www.baidu.com/search/spider.html |
| 4 | 2490 | 2.93 | 162 | 1.06 | +http://www.semrush.com/bot.html |
| 5 | 2462 | 2.90 | 804 | 5.24 | Windows NT |
| 6 | 509 | 0.60 | 124 | 0.81 | +http://www.linkdex.com/bots/ |
| 7 | 500 | 0.59 | 115 | 0.75 | +http://yandex.com/bots |
| 8 | 392 | 0.46 | 207 | 1.35 | +http://www.google.com/bot.html |
| 9 | 53 | 0.06 | 38 | 0.25 | Windows 95 |
| 10 | 49 | 0.06 | 25 | 0.16 | +http://www.bing.com/bingbot.htm |
| 11 | 30 | 0.04 | 14 | 0.09 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 24 | 0.03 | 7 | 0.05 | Windows 98 |
| 13 | 20 | 0.02 | 13 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 14 | 16 | 0.02 | 10 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 15 | 11 | 0.01 | 4 | 0.03 | Windows XP |
| 16 | 8 | 0.01 | 8 | 0.05 | Windows 2000 |
| 17 | 8 | 0.01 | 3 | 0.02 | +http://www.seodiver.com/bot |
| 18 | 6 | 0.01 | 5 | 0.03 | Auto; Windows |
| 19 | 6 | 0.01 | 5 | 0.03 | Windows ME |
| 20 | 6 | 0.01 | 5 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 21 | 4 | 0.00 | 4 | 0.03 | Windows 3.1 |
| 22 | 2 | 0.00 | 2 | 0.01 | Windows CE |
| 23 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 25 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
