| Used Operating Systems by Visits |
| 1 | 3518 | 7.75 | 2738 | 49.24 | +http://www.baidu.com/search/spider.html |
| 2 | 3692 | 8.13 | 1835 | 33.00 | Windows NT |
| 3 | 1867 | 4.11 | 413 | 7.43 | +http://www.bing.com/bingbot.htm |
| 4 | 438 | 0.96 | 175 | 3.15 | +http://www.google.com/bot.html |
| 5 | 19766 | 43.54 | 158 | 2.84 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 1509 | 3.32 | 155 | 2.79 | +http://yandex.com/bots |
| 7 | 92 | 0.20 | 31 | 0.56 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 194 | 0.43 | 17 | 0.31 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 11014 | 24.26 | 11 | 0.20 | +http://OpenLinkProfiler.org/bot |
| 10 | 51 | 0.11 | 10 | 0.18 | +http://www.linkdex.com/bots/ |
| 11 | 9 | 0.02 | 6 | 0.11 | +http://tobbot.com/ |
| 12 | 4 | 0.01 | 3 | 0.05 | +info@netcraft.com |
| 13 | 2 | 0.00 | 2 | 0.04 | Windows 95 |
| 14 | 2 | 0.00 | 2 | 0.04 | X11 |
| 15 | 4 | 0.01 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 17 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
| 18 | 3197 | 7.04 | 1 | 0.02 | +http://megaindex.com/crawler |
| 19 | 29 | 0.06 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 20 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 21 | 3 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
