| Used Operating Systems |
| 1 | 33616 | 74.96 | 347 | 3.98 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8409 | 18.75 | 6978 | 80.05 | +http://ahrefs.com/robot/ |
| 3 | 780 | 1.74 | 407 | 4.67 | Windows NT |
| 4 | 490 | 1.09 | 131 | 1.50 | +http://www.bing.com/bingbot.htm |
| 5 | 463 | 1.03 | 449 | 5.15 | +http://www.baidu.com/search/spider.html |
| 6 | 459 | 1.02 | 127 | 1.46 | +http://www.linkdex.com/bots/ |
| 7 | 333 | 0.74 | 141 | 1.62 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 123 | 0.27 | 67 | 0.77 | +http://www.google.com/bot.html |
| 9 | 72 | 0.16 | 13 | 0.15 | +http://yandex.com/bots |
| 10 | 48 | 0.11 | 17 | 0.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 12 | 0.03 | 8 | 0.09 | Windows 98 |
| 12 | 9 | 0.02 | 9 | 0.10 | Windows 95 |
| 13 | 8 | 0.02 | 4 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 5 | 0.01 | 4 | 0.05 | +http://www.xovibot.net/ |
| 15 | 3 | 0.01 | 2 | 0.02 | Windows 3.1 |
| 16 | 2 | 0.00 | 2 | 0.02 | Windows CE |
| 17 | 2 | 0.00 | 1 | 0.01 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 19 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 20 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 21 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 22 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 23 | 1 | 0.00 | 1 | 0.01 | +http://www.privacyaware.org |
| 24 | 1 | 0.00 | 1 | 0.01 | X11 |
| 25 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 26 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 27 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
