As cloud network engineers, we should ensure that name resolution functions properly both in on-premises environments and public cloud infrastructure. As part of the AZ-700 Study Guide, this blog post will discuss the deployment of DNS service on Azure. It is vital to set up the DNS service because, like Microsoft Azure, we still need to resolve FQDNs to respective IP addresses on public cloud infrastructure. In addition, we might also need to utilize DNS to discover services. Microsoft Azure provides both public and private DNS zone for Internet and internal name resolution. There is also a built-in Azure-provides DNS that works by default on vNets, and if needed, there are custom DNS zones available to use.
