Best Self-Hosted Open Source DNS Servers in 2026 (PowerDNS, BIND, Unbound & More)
open source DNS
self-hosted DNS server
PowerDNS
A technical comparison of the best open source DNS servers you can self-host in 2026 - PowerDNS, BIND9, Unbound, NSD, Knot DNS, CoreDNS, Technitium, AdGuard Home, Pi-hole, Blocky, dnsmasq, and SmartDNS - with GitHub stars, license, language, and features.