| Used Operating Systems |
| 1 | 8319 | 69.64 | 141 | 6.04 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1808 | 15.13 | 1387 | 59.40 | +http://www.baidu.com/search/spider.html |
| 3 | 364 | 3.05 | 182 | 7.79 | Windows NT |
| 4 | 357 | 2.99 | 122 | 5.22 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 307 | 2.57 | 194 | 8.31 | +http://www.bing.com/bingbot.htm |
| 6 | 262 | 2.19 | 90 | 3.85 | +http://www.google.com/bot.html |
| 7 | 200 | 1.67 | 74 | 3.17 | +http://yandex.com/bots |
| 8 | 92 | 0.77 | 28 | 1.20 | +http://www.linkdex.com/bots/ |
| 9 | 52 | 0.44 | 24 | 1.03 | +http://www.exabot.com/go/robot |
| 10 | 24 | 0.20 | 8 | 0.34 | +http://OpenLinkProfiler.org/bot |
| 11 | 20 | 0.17 | 17 | 0.73 | Windows 95 |
| 12 | 18 | 0.15 | 10 | 0.43 | +http://www.semrush.com/bot.html |
| 13 | 18 | 0.15 | 2 | 0.09 | Intel Mac OS X 10.6 |
| 14 | 18 | 0.15 | 9 | 0.39 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 16 | 0.13 | 7 | 0.30 | +http://ahrefs.com/robot/ |
| 16 | 9 | 0.08 | 4 | 0.17 | Windows 98 |
| 17 | 9 | 0.08 | 9 | 0.39 | +http://domainsigma.com/robot |
| 18 | 8 | 0.07 | 2 | 0.09 | +http://www.warebay.com/bot.html |
| 19 | 6 | 0.05 | 2 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 6 | 0.05 | 2 | 0.09 | +http://www.seograph.net/bot.html |
| 21 | 6 | 0.05 | 2 | 0.09 | +http://www.profound.net/domainappender |
| 22 | 5 | 0.04 | 2 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 4 | 0.03 | 4 | 0.17 | Windows ME |
| 24 | 4 | 0.03 | 2 | 0.09 | +info@netcraft.com |
| 25 | 3 | 0.03 | 3 | 0.13 | Windows 2000 |
| 26 | 3 | 0.03 | 1 | 0.04 | Windows 3.1 |
| 27 | 2 | 0.02 | 2 | 0.09 | Auto; Windows |
| 28 | 2 | 0.02 | 1 | 0.04 | Windows XP |
| 29 | 2 | 0.02 | 2 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 30 | 1 | 0.01 | 1 | 0.04 | Windows CE |
| 31 | 1 | 0.01 | 1 | 0.04 | ) - BrowseX (2.0.0 Windows |
