DNS service providers

In this chapter, we mainly talked about how DNS works in AD environments. However, this is not the only way to use DNS. If we need to manage DNS for external URLs such as websites, we need to configure DNS servers in a different way. This type of DNS server mainly works with public IP addresses. In order to set up an external-facing DNS server, first we need to register NS records. Then, via a domain registrar, we need to point the domain DNS to NSes. After that, we can set up the required DNS records for the domain using our own DNS servers. As with any other server role, DNS also requires maintenance from time to time. Also, we need to maintain the high availability of the DNS servers. Instead of all this additional maintenance overhead, we can also use a DNS service provider to do the same thing. Azure DNS, GoDaddy, Dotster, 1&1, and DynDNS are some of the most well-known DNS service providers. All we need is a valid subscription and within minutes, we...