| Used Operating Systems |
| 1 | 19551 | 51.49 | 156 | 2.23 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6603 | 17.39 | 1 | 0.01 | +http://megaindex.com/crawler |
| 3 | 4492 | 11.83 | 3739 | 53.51 | +http://www.baidu.com/search/spider.html |
| 4 | 4363 | 11.49 | 2008 | 28.73 | Windows NT |
| 5 | 1248 | 3.29 | 391 | 5.60 | +http://www.bing.com/bingbot.htm |
| 6 | 812 | 2.14 | 388 | 5.55 | +http://www.google.com/bot.html |
| 7 | 473 | 1.25 | 138 | 1.97 | +http://yandex.com/bots |
| 8 | 230 | 0.61 | 64 | 0.92 | +http://www.linkdex.com/bots/ |
| 9 | 69 | 0.18 | 41 | 0.59 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 38 | 0.10 | 21 | 0.30 | +http://www.exabot.com/go/robot |
| 11 | 19 | 0.05 | 16 | 0.23 | +http://www.xovibot.net/ |
| 12 | 12 | 0.03 | 5 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 12 | 0.03 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 14 | 10 | 0.03 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 15 | 9 | 0.02 | 1 | 0.01 | Android |
| 16 | 7 | 0.02 | 4 | 0.06 | http://nmap.org/book/nse.html |
| 17 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 3 | 0.01 | 1 | 0.01 | Windows XP |
| 19 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 20 | 2 | 0.01 | 2 | 0.03 | +http://tobbot.com/ |
| 21 | 2 | 0.01 | 2 | 0.03 | Windows 98 |
| 22 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 23 | 1 | 0.00 | 1 | 0.01 | Windows 95 |
| 24 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 25 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 26 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 27 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 28 | 1 | 0.00 | 1 | 0.01 | +http://domainmacro.com |
| 29 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 30 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
