| Used Operating Systems |
| 1 | 15815 | 77.85 | 157 | 4.94 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2215 | 10.90 | 2052 | 64.63 | +http://www.baidu.com/search/spider.html |
| 3 | 915 | 4.50 | 413 | 13.01 | Windows NT |
| 4 | 394 | 1.94 | 194 | 6.11 | +http://www.bing.com/bingbot.htm |
| 5 | 373 | 1.84 | 133 | 4.19 | +http://www.google.com/bot.html |
| 6 | 306 | 1.51 | 103 | 3.24 | +http://www.linkdex.com/bots/ |
| 7 | 169 | 0.83 | 68 | 2.14 | +http://yandex.com/bots |
| 8 | 22 | 0.11 | 9 | 0.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 22 | 0.11 | 9 | 0.28 | +http://www.exabot.com/go/robot |
| 10 | 14 | 0.07 | 2 | 0.06 | http://filterdb.iss.net/crawler/ |
| 11 | 11 | 0.05 | 3 | 0.09 | +http://ahrefs.com/robot/ |
| 12 | 8 | 0.04 | 4 | 0.13 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 6 | 0.03 | 3 | 0.09 | http://www.botje.com/plukkie.htm |
| 14 | 6 | 0.03 | 2 | 0.06 | +https://www.lipperhey.com/en/about/ |
| 15 | 6 | 0.03 | 2 | 0.06 | +http://webmeup-crawler.com/ |
| 16 | 5 | 0.02 | 3 | 0.09 | X11 |
| 17 | 4 | 0.02 | 2 | 0.06 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 4 | 0.02 | 2 | 0.06 | +http://www.semrush.com/bot.html |
| 19 | 2 | 0.01 | 2 | 0.06 | Auto; Windows |
| 20 | 2 | 0.01 | 1 | 0.03 | Windows XP |
| 21 | 2 | 0.01 | 2 | 0.06 | Linux i686 [unknown version] |
| 22 | 2 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 23 | 2 | 0.01 | 1 | 0.03 | Windows 98 |
| 24 | 2 | 0.01 | 1 | 0.03 | +http://duckduckgo.com |
| 25 | 2 | 0.01 | 1 | 0.03 | +http://fulltext.sblog.cz/ |
| 26 | 1 | 0.00 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 27 | 1 | 0.00 | 1 | 0.03 | +http://glutenfreepleasure.com/ |
| 28 | 1 | 0.00 | 1 | 0.03 | Intel Mac OS X 10.4 |
| 29 | 1 | 0.00 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 30 | 1 | 0.00 | 1 | 0.03 | +http://megaindex.com/crawler |
