- Application
- Blockchain
- Change Control
- Domain Name System
- Enterprise
- infrastructure automation
- IT Governance
- Monitoring
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Who is DNSLink?
DNSLink is an open specification that uses DNS TXT records to map human-readable domain names to content identifiers on decentralized, content-addressed networks such as IPFS.
- DNS TXT record mapping to content identifiers
- Human-readable names for decentralized content addresses
- Interoperability with IPFS gateways and resolver tooling
- Name resolution built on existing DNS infrastructure
- Open specification for web content publishing and verification
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More About DNSLink
DNSLink addresses a practical gap between traditional domain naming and content-addressed storage. Content-addressed systems identify data by cryptographic hashes, which are precise but difficult for people to remember or share. DNSLink solves this by placing a pointer, typically in a TXT record under a subdomain such as _dnslink, that references a content identifier. Clients that understand the convention resolve the domain name to the current content hash, allowing a stable, memorable name to point to updatable content.
In enterprise and infrastructure settings, the specification is generally evaluated as a component of decentralized web publishing, distributed application hosting, and content delivery architectures. Its reliance on the existing Domain Name System means that organizations can adopt it without deploying new naming authorities, and they can manage pointers with the same DNS administration tools, change control processes, and monitoring practices already in place. This reduces operational overhead for teams that manage both conventional and peer-to-peer content distribution.
The specification is most closely associated with the IPFS ecosystem, where content identifiers are produced and retrieved through gateways and resolvers. Comparable solution categories include dynamic DNS and service discovery mechanisms that use DNS records for indirection, as well as naming systems built on blockchain or distributed ledgers. DNSLink differs from these approaches by keeping the authoritative mapping within DNS itself rather than in a separate registry, which preserves compatibility with existing resolvers and registrar workflows.
From a technical standpoint, the significance of DNSLink lies in its minimal footprint. It requires no changes to DNS servers and relies on a documented record format, which makes it straightforward to audit and to integrate with infrastructure automation. Its governance and maintenance follow an open-source model, and its positioning in the directory reflects its role as a networking and DNS-related specification within the broader decentralized web stack.
Our description of DNSLink. Updated October 2026.