| Used Operating Systems |
| 1 | 2216 | 44.71 | 780 | 31.55 | Windows NT |
| 2 | 1221 | 24.64 | 1072 | 43.37 | +http://www.baidu.com/search/spider.html |
| 3 | 505 | 10.19 | 213 | 8.62 | +http://www.bing.com/bingbot.htm |
| 4 | 284 | 5.73 | 70 | 2.83 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 219 | 4.42 | 109 | 4.41 | +http://www.google.com/bot.html |
| 6 | 178 | 3.59 | 106 | 4.29 | +http://yandex.com/bots |
| 7 | 157 | 3.17 | 66 | 2.67 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 28 | 0.56 | 3 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 9 | 22 | 0.44 | 11 | 0.44 | +http://www.exabot.com/go/robot |
| 10 | 19 | 0.38 | 5 | 0.20 | +http://ahrefs.com/robot/ |
| 11 | 16 | 0.32 | 2 | 0.08 | +http://megaindex.com/crawler |
| 12 | 16 | 0.32 | 4 | 0.16 | +http://fulltext.sblog.cz/ |
| 13 | 14 | 0.28 | 7 | 0.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 10 | 0.20 | 6 | 0.24 | http://nmap.org/book/nse.html |
| 15 | 9 | 0.18 | 1 | 0.04 | +http://webmeup-crawler.com/ |
| 16 | 8 | 0.16 | 3 | 0.12 | http://www.botje.com/plukkie.htm |
| 17 | 8 | 0.16 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 18 | 4 | 0.08 | 2 | 0.08 | +info@netcraft.com |
| 19 | 4 | 0.08 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 20 | 4 | 0.08 | 2 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 4 | 0.08 | 2 | 0.08 | +http://duckduckgo.com |
| 22 | 2 | 0.04 | 1 | 0.04 | support.orangebot@orange.com |
| 23 | 2 | 0.04 | 2 | 0.08 | OpenBSD [unknown version] |
| 24 | 2 | 0.04 | 2 | 0.08 | Linux i686 [unknown version] |
| 25 | 2 | 0.04 | 2 | 0.08 | X11 |
| 26 | 1 | 0.02 | 1 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 27 | 1 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
