On Wed, 2011-03-30 at 14:06 +0530, Partha Chowdhury wrote: > Now with current provider port 80 is shown open in every > port scan test
This is usually caused by a transparent proxy. When nmap hits port 80, it will get redirected to the proxy server. Try doing an nmap -sV and you'll see what software is running on the proxyserver.
