DNS, or Domain Name System, serves as the internet’s phone book, translating domain names into IP addresses that computers use to identify each other. It operates through a distributed database system, hierarchically organized, with DNS servers worldwide. These servers store domain name records and respond to queries from client devices, facilitating efficient internet communication.
DNS search domains enhance DNS resolution by appending domain suffixes to incomplete names in queries. This process allows devices to locate resources using abbreviated names. Search domains are configured on client devices or network settings, ensuring efficient resolution of domain names within specific network scopes.
DNS management involves overseeing domain name configurations, including registration, modification, and deletion. It includes tasks like updating DNS records, managing name servers, and ensuring domain name availability and accuracy. DNS management platforms provide tools for administrators to control and optimize their domain name settings effectively.
Domain controller DNS integrates DNS services with Active Directory (AD) to manage authentication and resource access within Windows networks. It ensures that AD services register and resolve domain-related DNS records, enabling seamless interaction between domain-joined devices and services like user authentication and policy enforcement.
The entity that controls DNS for a domain varies based on domain registration. Typically, domain owners or administrators manage DNS settings through domain registrars or hosting providers. They configure name servers and DNS records, ensuring domain accessibility and functionality across the internet. DNS control allows them to direct traffic, manage email services, and maintain overall domain security and performance.