A DNS library for Rust – Asynchronous Stub Resolver

This crate provides a modern stub resolver using Tokio.

Features

Eventually, the stub resolver will provide the following functionality:

• [X] asynchronous stub resolver based on Tokio 0.1

  • [X] unencrypted connections via UDP and TCP,

  • [ ] encrypted connections via DNS-over-TLS,

  • [ ] encrypted connections via DNS-over-HTTP,

• [ ] rich set of queries:

  • [X] querying for raw DNS records,

  • [X] querying for IPv4 and IPv6 addresses,

    • [ ] priority according to ‘happy eyeballs,’

  • [X] querying for host names associated with IPv4 and IPv6 addresses,

  • [ ] querying for mail servers,

    • [ ] pure MX records,

    • [ ] IPv4 and IPv6 addresses of the mail server,

    • [ ] TLSA, SPF, DKIM, DMARC records,

  • [X] querying for servers via SRV records,

    • [X] pure SRV records,

    • [X] IPv4 and IPv6 addresses of the servers,

    • [ ] TLSA records of the servers,

Contributing

If you have comments, proposed changes, or would like to contribute, please open an issue.

Licensing

domain-core is distributed under the terms of the BSD-3-clause license. See LICENSE for details.