resolveCname

function getWhoIsServer(domain) {
    var host = '';
    dns.resolveCname(server, function(err, addresses)
	{	
		console.log(err);
		if(!err) {
			host = addresses[0];
		} else {
			console.log('Using alternate server '+server);
			host = server;
		}
		
		// How do I get host out!!!???
	});
	
	// do some stuff with host...
	// return it....
		
}