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Domain Boundaries

Document Type Replaced BOF request
Title Domain Boundaries
Last updated 2023-02-02
State Replaced
Editor Ian Williams
Responsible leadership
Send notices to (None)

Name: Domain Boundaries (DBOUND)


The Domain Boundaries (DBOUND) WG was a previous WG which focused on developing
a specification to represent differing administrative control between "related"
DNS names (such as and

This WG was concluded without agreement on a problem statement in mid-2017.
However, there's been additional recent interest in the work the former WG did,
recent developments in related working groups/their standards (e.g. DMARC), and
discussions on the mailing list/at past IETF meetings regarding if the previous
use-cases/draft problem statement still align with today's needs.

This BOF aims to discuss those use-cases and previous draft problem statements.

Required Details

  • Status: WG Forming (or re-hydrating?)
  • Responsible AD: ART, ADs Francesca Palombini and Murray Kucherawy
  • BOF proponents: Ian Williams <> (add'l TBD)
  • BOF chairs: TBD
  • Number of people expected to attend: 10-20
  • Length of session (1 or 2 hours): 2 hours
  • Conflicts (whole Areas and/or WGs)
  • Chair Conflicts: TBD
  • Technology Overlap: DNS, DMARC, HTTP
  • Key Participant Conflict: TBD

Information for IAB/IESG

To allow evaluation of your proposal, please include the following items:

  • Any protocols or practices that already exist in this space:
  • Public Suffix List -
  • Which (if any) modifications to existing protocols or practices are required:
  • DBOUND may supercede the PSL
  • Which (if any) entirely new protocols or practices are required:
  • See above
  • Open source projects (if any) implementing this work:
  • None known


  • Administrivia [5]
  • Presentation of use cases [15]
  • Discussion of previous problem-statement draft [30]
  • BoF questions [Remainder]