AWS Solutions Architect Associate (SAA-C02) Exam Prep Course - 2021 UPDATED! - Domain Name System (DNS)

The video tutorial introduces DNS, explaining its role in modern networks as a system for resolving human-friendly domain names to IP addresses. It covers the technical details of DNS, including RFCs and its hierarchical structure. The tutorial explains domains, host names, and the DNS resolution process, detailing how DNS servers work, including caching and recursion. It also discusses different types of DNS records, such as A, NS, MX, and CNAME records, and their functions.

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