In this chapter, you will be introduced to the Domain Name System (DNS) and its significance in the digital world. You will learn about the history and evolution of DNS, as well as its role in resolving domain names to IP addresses.

In this chapter, you will delve deeper into the structure and components of DNS. You will learn about the hierarchical structure of DNS, the various types of domain names, and the role of the DNS root zone and name servers.

In this chapter, you will explore various DNS record types and their uses. You will learn about the purpose and function of each record type, as well as how to configure DNS records for different use cases.

In this chapter, you will learn about common DNS issues and their causes. You will also discover techniques for diagnosing and resolving DNS issues, as well as best practices for maintaining DNS health.

In this final chapter, you will learn how to set up a domain name and DNS records. You will also explore various use cases for configuring DNS settings and discuss security considerations for DNS settings.