code: public static boolean isInRangeV6(byte[] network,byte[] subnet,byte[] ipAddress)
      {
      	if(network.length!=16 || subnet.length!=16 || ipAddress.length!=16)
      		return false;
      	
      	return compareByteValues(network,subnet,ipAddress);
      }
docs: Checks whether ipAddress is in IPV6 network with specified subnet