Build my own DNS: Learning by building my own DNS

Unlock the mysteries of the Domain Name System (DNS) with “”Build My Own DNS.”” This comprehensive guide, perfect for both beginners and experienced developers, takes you through the intricacies of DNS, from basic principles to creating your own DNS resolver using Python. What You’ll Learn: Understanding DNS : Grasp the fundamentals of how DNS works, its hierarchical structure, and its crucial role in translating human-readable domain names into IP addresses. DNS Structure and Operation : Explore the organization of DNS, including root DNS servers, TLD servers, and authoritative nameservers. Learn how DNS queries propagate through these layers to provide rapid responses. Building a DNS Resolver : Step-by-step instructions to create a custom DNS resolver using Python, starting with setting up a UDP server to handle DNS requests, parsing DNS queries and responses, and constructing DNS responses. Advanced Concepts : Delve into critical topics such as TCP vs UDP, endianness, DNS message headers, and flags. Understand when and why DNS uses TCP over UDP and the importance of the Start of Authority (SOA) record. Practical Implementations : Enhance your practical knowledge with hands-on projects, including adding logic for CNAME requests and managing subdomains using AWS Route 53. Bonus Content : Learn how to manage DNS in a cloud environment efficiently, leveraging the power of managed DNS services like AWS Route 53, Google Cloud DNS, and Azure DNS. Whether you’re a developer looking to deepen your understanding of DNS or an IT professional seeking to solve DNS-related issues efficiently, this book offers the tools and knowledge you need. With clear explanations, practical examples, and comprehensive code walkthroughs, “”Build My Own DNS”” empowers you to master the complexities of DNS and build robust, custom DNS solutions. Get ready to dive into the world of DNS and enhance your internet infrastructure skills with this essential guide. Order your copy today and start building your own DNS resolver! —- ISBN: 9798326810380 | ISBN10: B0D5MP44R1 | ISBN-13: 979-8326810380