| Used Operating Systems |
| 1 | 17428 | 79.57 | 133 | 9.69 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1855 | 8.47 | 474 | 34.55 | Windows NT |
| 3 | 1003 | 4.58 | 395 | 28.79 | +http://www.baidu.com/search/spider.html |
| 4 | 513 | 2.34 | 92 | 6.71 | +http://www.google.com/bot.html |
| 5 | 443 | 2.02 | 98 | 7.14 | +http://www.bing.com/bingbot.htm |
| 6 | 109 | 0.50 | 37 | 2.70 | Windows XP |
| 7 | 83 | 0.38 | 3 | 0.22 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 79 | 0.36 | 9 | 0.66 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 74 | 0.34 | 19 | 1.38 | +http://www.linkdex.com/bots/ |
| 10 | 58 | 0.26 | 0 | 0.00 | +http://www.xovibot.net/ |
| 11 | 57 | 0.26 | 37 | 2.70 | Windows 95 |
| 12 | 45 | 0.21 | 5 | 0.36 | +http://yandex.com/bots |
| 13 | 37 | 0.17 | 10 | 0.73 | Windows 98 |
| 14 | 29 | 0.13 | 2 | 0.15 | Linux [unknown version] |
| 15 | 18 | 0.08 | 12 | 0.87 | ) - BrowseX (2.0.0 Windows |
| 16 | 10 | 0.05 | 6 | 0.44 | Auto; Windows |
| 17 | 8 | 0.04 | 6 | 0.44 | MSIE 5.5; Windows NT 5.0 |
| 18 | 7 | 0.03 | 6 | 0.44 | Windows CE |
| 19 | 7 | 0.03 | 5 | 0.36 | Windows ME |
| 20 | 6 | 0.03 | 6 | 0.44 | Windows 3.1 |
| 21 | 6 | 0.03 | 1 | 0.07 | +http://www.semrush.com/bot.html |
| 22 | 6 | 0.03 | 6 | 0.44 | +http://domainsigma.com/robot |
| 23 | 5 | 0.02 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 24 | 4 | 0.02 | 4 | 0.29 | MSIE 5.5; Windows NT 4.0 |
| 25 | 4 | 0.02 | 2 | 0.15 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 2 | 0.01 | 1 | 0.07 | Linux i686 [unknown version] |
| 27 | 2 | 0.01 | 2 | 0.15 | FreeBSD [unknown version] |
| 28 | 2 | 0.01 | 0 | 0.00 | CEMENT |
| 29 | 1 | 0.00 | 1 | 0.07 | Windows 2000 |
| 30 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
