This week's book giveaway is in the OCMJEA forum. We're giving away four copies of OCM Java EE 6 Enterprise Architect Exam Guide and have Paul Allen & Joseph Bambara on-line! See this thread for details.
try to get IP address using java.net package... if u find one then the domain is there else not. this would only work if u have the url having full host name (not just like .abc.com but u shd have www.abc.com)... regards maulin