| Used Operating Systems |
| 1 | 10381 | 76.41 | 129 | 8.75 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1838 | 13.53 | 534 | 36.23 | Windows NT |
| 3 | 777 | 5.72 | 580 | 39.35 | +http://www.baidu.com/search/spider.html |
| 4 | 287 | 2.11 | 97 | 6.58 | +http://www.google.com/bot.html |
| 5 | 99 | 0.73 | 31 | 2.10 | +http://www.linkdex.com/bots/ |
| 6 | 59 | 0.43 | 26 | 1.76 | +http://www.bing.com/bingbot.htm |
| 7 | 26 | 0.19 | 18 | 1.22 | Windows 95 |
| 8 | 24 | 0.18 | 11 | 0.75 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 14 | 0.10 | 2 | 0.14 | Windows 98 |
| 10 | 12 | 0.09 | 9 | 0.61 | Windows ME |
| 11 | 10 | 0.07 | 10 | 0.68 | MSIE 5.5; Windows NT 5.0 |
| 12 | 6 | 0.04 | 5 | 0.34 | Windows 2000 |
| 13 | 6 | 0.04 | 2 | 0.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 6 | 0.04 | 2 | 0.14 | Windows XP |
| 15 | 6 | 0.04 | 4 | 0.27 | Windows 3.1 |
| 16 | 5 | 0.04 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 17 | 5 | 0.04 | 0 | 0.00 | X11 |
| 18 | 4 | 0.03 | 4 | 0.27 | Windows CE |
| 19 | 4 | 0.03 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 4 | 0.03 | 2 | 0.14 | +info@netcraft.com |
| 21 | 4 | 0.03 | 4 | 0.27 | MSIE 5.5; Windows NT 4.0 |
| 22 | 3 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 23 | 2 | 0.01 | 2 | 0.14 | Auto; Windows |
| 24 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 25 | 2 | 0.01 | 2 | 0.14 | Linux i586 [unknown version] |
