RaidenDNSD: Lightweight DNS Server for Small Networks & Embedded Systems
A lightweight DNS server prioritizing security, stability, and resource efficiency for small networks and embedded systems.
What is RaidenDNSD?
RaidenDNSD is a lightweight open source Domain Name System (DNS) server designed for small networks and embedded systems where resources may be limited. Some key features include:
Small memory footprint, optimized for embedded devices and IoT.
Built-in DNS packet filter for protection against DNS amplification attacks.
Support for DNSSEC validation and serving signed zone data.
Modular architecture allowing custom extensions and backends.
Written in portable C programming language.
RaidenDNSD focuses on delivering a secure and stable DNS server while remaining lightweight and efficient. It can act as an authoritative name server for private domains as well as a caching/resolving server. The goal is to provide core DNS services for hobbyists, small business networks, IoT devices and embedded systems where a full-featured DNS server may be too resource intensive.
RaidenDNSD Features
Features
Lightweight and resource efficient
Built specifically for small networks and embedded systems
Supports common record types like A, AAAA, CNAME, MX, NS, PTR, SOA, SRV, TXT
Cryptographic DNSSEC validation and serving
Recursive and authoritative operation modes
Static zone configuration via text files
Dynamic zone updates with RFC2136 and nsupdate
TCP and UDP name server protocols
IPv4 and IPv6 support
Threaded for high concurrency
Pricing
Open Source
Pros
Small memory and CPU footprint
Good performance for target use cases
Secure with DNSSEC support
Supports latest standards and protocols
Actively maintained and updated
Cons
Not suitable for large or complex environments
Limited to basic DNS features and options
No web or GUI management
Lacks some advanced DNS features found in other servers
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