if ($hostUrl =~ m/(org|net|com|co|edu|gov)/ ) {
		open NAGHOST, "+>>$host_file" or die "can't open the $host_file $!";
		print "\nboo\n";
		
		while (my $line = <NAGHOST>) {
			#check for duplicate file
			if ($line =~ m/($hostName|$hostUrl)/) { 
				print "Looks like the data you entered is already on file\n";
			}
		#no duplicate, move forward
			else {
			print "\nbah\n";
			}
}

##</code><code>##

boo