| Used Operating Systems |
| 1 | 92 | 16.91 | 17 | 15.74 | +http://ahrefs.com/robot/ |
| 2 | 78 | 14.34 | 16 | 14.81 | Windows NT |
| 3 | 77 | 14.15 | 10 | 9.26 | +http://www.bing.com/bingbot.htm |
| 4 | 67 | 12.32 | 25 | 23.15 | +http://www.baidu.com/search/spider.html |
| 5 | 64 | 11.76 | 4 | 3.70 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 56 | 10.29 | 4 | 3.70 | +http://OpenLinkProfiler.org/bot |
| 7 | 52 | 9.56 | 15 | 13.89 | +http://www.google.com/bot.html |
| 8 | 20 | 3.68 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 16 | 2.94 | 8 | 7.41 | +http://www.meanpath.com/meanpathbot.htm... |
| 10 | 16 | 2.94 | 5 | 4.63 | +http://www.exabot.com/go/robot |
| 11 | 4 | 0.74 | 4 | 3.70 | +info@netcraft.com |
| 12 | 2 | 0.37 | 0 | 0.00 | Intel Mac OS X 10.6 |
