| Used Operating Systems |
| 1 | 12036 | 62.20 | 183 | 4.56 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2567 | 13.27 | 2161 | 53.88 | +http://www.baidu.com/search/spider.html |
| 3 | 2422 | 12.52 | 480 | 11.97 | +http://www.bing.com/bingbot.htm |
| 4 | 1668 | 8.62 | 920 | 22.94 | Windows NT |
| 5 | 278 | 1.44 | 115 | 2.87 | +http://www.google.com/bot.html |
| 6 | 171 | 0.88 | 53 | 1.32 | +http://yandex.com/bots |
| 7 | 84 | 0.43 | 53 | 1.32 | +http://www.linkdex.com/bots/ |
| 8 | 18 | 0.09 | 5 | 0.12 | +http://ahrefs.com/robot/ |
| 9 | 14 | 0.07 | 5 | 0.12 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 12 | 0.06 | 6 | 0.15 | +http://tobbot.com/ |
| 11 | 12 | 0.06 | 0 | 0.00 | Windows 98 |
| 12 | 9 | 0.05 | 4 | 0.10 | +info@netcraft.com |
| 13 | 8 | 0.04 | 4 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 8 | 0.04 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 15 | 8 | 0.04 | 4 | 0.10 | http://www.botje.com/plukkie.htm |
| 16 | 8 | 0.04 | 2 | 0.05 | +http://webmeup-crawler.com/ |
| 17 | 6 | 0.03 | 2 | 0.05 | +http://www.findxbot.com |
| 18 | 4 | 0.02 | 4 | 0.10 | Linux i686 [unknown version] |
| 19 | 4 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 20 | 4 | 0.02 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 2 | 0.01 | 1 | 0.02 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 22 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 23 | 2 | 0.01 | 2 | 0.05 | +http://megaindex.com/crawler |
| 24 | 2 | 0.01 | 0 | 0.00 | +http://www.exabot.com/go/robot |
| 25 | 1 | 0.01 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 26 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
