You cannot imagine the internet without DNS. There is almost no service that doesn’t depend on DNS technology. E-mails, VoIP, web services, all kind of CRM and ERP systems and much more. DNS is so important that we must take care of our network and make it as secure as possible.
Here we will show you some good practices to manage your DNS. Prevention is the best defense. Pay attention to these pieces of advice and take action.
Hide the master DNS
Configure the master DNS as a hidden. Like this, it will not be shown in the records of the name server. It will not appear, and it will not respond to any queries. Its purpose will be to give zone transfers to secondary name servers which will be public but doing it safely and hidden.