National Domain Association

Resources & Guides

Authoritative explainers, standards, and templates for buyers, sellers, and the press. Explore the quick guides below or open the full Domain Encyclopedia for definitions.

Quick Explainers

What is a “Monopoly-Grade” Portfolio?

Cohesive, category-defining domains that control key language and search intent across an industry, creating durable advantages for the acquirer.

Read Definitions

Portfolios vs. Single Domains

Portfolios compound authority: exact-match coverage, adjacent terms, and defensive moats. Single names rarely deliver that breadth on day one.

See the Rationale

How Our Auctions Work

Single-winner portfolio lots, pre-offer window, anti-sniping extensions, and escrowed, verified transfers.

View Rules

Downloadable Guides

Buyer Guide

Acquiring Portfolio-Grade Domains

  • Diligence checklist (ownership, collisions, legal screening)
  • Valuation lenses (authority, search intent, adjacency)
  • Offer strategy: sealed pre-offer vs live auction
  • Escrow & transfer playbook

Request PDF Browse Active Auctions

Seller Guide

Preparing a Portfolio for Auction

  • Curation & theming (cohesion beats bulk)
  • Documentation (WHOIS, chain of title, trademarks if any)
  • Lot brief & reserve strategy
  • Post-sale transfer checklist

Request PDF See Standards

Templates

Verification Checklist

  • Entity details & authorized contact
  • Proof of funds (recent bank/custodian letter)
  • Compliance & sanctions screening
Request Template

Portfolio Lot Brief

  • Category thesis & authority map
  • Asset schedule (.com/.org/ccTLDs)
  • Reserve, timeline, and transfer terms
Request Template

Escrow Instructions

  • Milestones & deliverables
  • Registrar transfer steps
  • Release conditions & timing
Request Template

Learning Paths

Key Definitions (from the Encyclopedia)

Registry

Network or authority hub that routes trust and traffic across a category (often paired with exact-match domains).

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Authority Set

Cluster of domains that together signal expertise and trust to users and algorithms.

Read More

Monopoly Portfolio

Single-winner portfolio designed to dominate a category’s language and search intent from day one.

Read More
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