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Unbound is an implementation of a DNS resolver that does caching and DNSSEC validation. It’is written and maintained by NLnet Labs. It’s recursive and caching so if you need an authoritative DNS nameserver please consider using NSD and…

YADIFA is a nameserver implemented by EURid and is a clean implementation to serve as an alternate domain name server for TLD operators and ISPs alike. Actually it’s at an early stage of development: the…

Domain Name System Security Extensions (DNSSEC) is a set of extensions to DNS documented since 2005 by RFCs 4033, 4034, 4035. Today there are some additions to those extensions. DNSSEC adds an end to end…

[Running FreeBSD10? Check my new article: How to run master NSD on FreeBSD 10.0]. NSD  is  a  complete  implementation of an authoritative DNS nameserver written and maintained by NLnet Labs. Authoritative and not recursive. If you…

Knot is an authoritative-only nameserver developed by CZ.NIC Labs. On their website you can read that it supports all key features of the domain name system including zone transfers, dynamic updates and DNSSEC. If you…

Domain Name System Security Extensions (DNSSEC) is a set of extensions to DNS documented since 2005 by RFCs 4033, 4034, 4035. Today there are some additions to those extensions. DNSSEC adds an end to end…

Unbound is an implementation of a DNS resolver that does caching and DNSSEC validation. It’is written and maintained by NLnet Labs. It’s recursive and caching so if you need an authoritative DNS nameserver please consider…

NSD  is  a  complete  implementation of an authoritative DNS nameserver written and maintained by NLnet Labs. Authoritative and not recursive. If you need a recursive and caching resolver please consider using Unbound and reading my article “How…