• The Role of DNS in Modern Networking
  • Key Differences Between IPv4 and IPv6: Why Was IPv6 Invented?
  • Personal Observations: IPv6’s Growing Pains
  • Ensuring Reliable DNS with a Floating Virtual IP and Resolvers
  • Spotlight on DNSMasq: A Lightweight DNS Resolver
  • Dual Stack and DNS Priorities
  • Configuring Windows 11 for Dual Stack and DNS Priority
  • How about Linux based systems: Ubuntu?
  • The Road Ahead: IPv6’s Future
  • TLDR: Summary
  • About the Author
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Month: June 2025

Busy networking diagram showing the DNS server
Blog / Infrastructure · 15 June 2025

IPv4 vs IPv6 DNS: Which Takes Precedence and How to Configure Both

A practical guide to DNS configuration across IPv4 and IPv6 — how they interact, which takes precedence on Windows 11 and Linux, and how to set up DNSMasq with a floating virtual IP for reliable dual-stack resolution on a self-hosted infrastructure.

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