| Used Operating Systems |
| 1 | 3934 | 56.22 | 1948 | 50.08 | Windows NT |
| 2 | 1491 | 21.31 | 1412 | 36.30 | +http://www.baidu.com/search/spider.html |
| 3 | 740 | 10.58 | 221 | 5.68 | +http://www.bing.com/bingbot.htm |
| 4 | 250 | 3.57 | 116 | 2.98 | +http://www.google.com/bot.html |
| 5 | 105 | 1.50 | 22 | 0.57 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 86 | 1.23 | 9 | 0.23 | +http://ahrefs.com/robot/ |
| 7 | 75 | 1.07 | 20 | 0.51 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 40 | 0.57 | 20 | 0.51 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 29 | 0.41 | 13 | 0.33 | +http://yandex.com/bots |
| 10 | 22 | 0.31 | 4 | 0.10 | +http://fulltext.sblog.cz/ |
| 11 | 22 | 0.31 | 11 | 0.28 | +http://duckduckgo.com |
| 12 | 20 | 0.29 | 20 | 0.51 | +http://warifort.moykrest.ru |
| 13 | 20 | 0.29 | 20 | 0.51 | +http://monasterytea.spbdyet.ru |
| 14 | 18 | 0.26 | 6 | 0.15 | Windows XP |
| 15 | 17 | 0.24 | 8 | 0.21 | +http://help.coccoc.com/ |
| 16 | 16 | 0.23 | 4 | 0.10 | +http://www.profound.net/domainappender |
| 17 | 14 | 0.20 | 4 | 0.10 | X11 |
| 18 | 12 | 0.17 | 6 | 0.15 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 10 | 0.14 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 20 | 9 | 0.13 | 2 | 0.05 | Windows 98 |
| 21 | 8 | 0.11 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 22 | 8 | 0.11 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 6 | 0.09 | 3 | 0.08 | +http://www.exabot.com/go/robot |
| 24 | 5 | 0.07 | 1 | 0.03 | Windows 2000 |
| 25 | 5 | 0.07 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 26 | 5 | 0.07 | 5 | 0.13 | +http://domainsigma.com/robot |
| 27 | 4 | 0.06 | 1 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 4 | 0.06 | 0 | 0.00 | Android 2.3.5 |
| 29 | 4 | 0.06 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 30 | 3 | 0.04 | 1 | 0.03 | Windows 95 |
| 31 | 3 | 0.04 | 0 | 0.00 | +http://www.xovibot.net/ |
| 32 | 3 | 0.04 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 33 | 2 | 0.03 | 2 | 0.05 | Linux [unknown version] |
| 34 | 2 | 0.03 | 1 | 0.03 | +info@netcraft.com |
| 35 | 2 | 0.03 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 36 | 1 | 0.01 | 0 | 0.00 | http://support.paper.li/entries/20023257... |
| 37 | 1 | 0.01 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 38 | 1 | 0.01 | 1 | 0.03 | Linux i586 [unknown version] |
