Guide to Choosing Public DNS Resolvers
Original: Choosing a Public DNS Resolver
Why This Matters
Helps users make informed DNS resolver choices based on published research, addressing growing concerns about privacy, security, and network performance.
Independent guide compares 29 global public DNS resolvers across privacy, security, speed, and encryption features. Includes interactive finder tool, full comparison table, and research-backed analysis to help users select resolvers matching their priorities.
A comprehensive DNS resolver selection guide from evilbit.de provides an interactive tool for comparing 29 public DNS resolvers worldwide. Users can filter resolvers based on specific requirements including privacy and logging practices, malware and phishing blocking, ad/tracker filtering, parental controls, encryption transport methods (DoH, DoT, DoQ), DNSSEC validation, IPv6 support, and operator jurisdiction. The guide includes a full comparison table sortable by resolver name, operator type, IP addresses, filtering capabilities, and logging policies. Research findings cited from peer-reviewed studies inform decision-making: encrypted DNS transports add minimal latency compared to plain DNS despite theoretical overhead; encrypted protocols resist tampering but do not hide queries from the resolver operator itself; DNSSEC validation protects against spoofed answers; and EDNS Client Subnet (ECS) features trade speed optimization for privacy. The guide notes that approximately 25% of DoT providers in a major study served invalid TLS certificates, recommending users favor well-maintained providers. Operators evaluated include both commercial services (Cloudflare, Google, Quad9) and nonprofit/community alternatives. The tool allows filtering by transport encryption requirements, DNSSEC support, IPv6 availability, and operator type (commercial, nonprofit, registry, community).