DNS was created to simplify access to online services by translating human-readable domain names into IP addresses, replacing the earlier method of relying directly on numeric addresses. This foundational system organizes and manages domain hierarchies, enabling users and applications to easily locate services across the internet. Operating mostly in the background, DNS provides essential destination data such as IP addresses and, in some cases, additional service-related information. Despite the growth and evolution of the internet, its core principles remain unchanged, continuing to support reliable communication between devices, applications, and network services worldwide.

Join for free to read