name: Dun & Bradstreet Vocabulary
description: >-
  Controlled vocabulary covering the concepts, identifiers, and data blocks
  used across the D&B Direct+ API surface. Used to align the API Evangelist
  profile of Dun & Bradstreet with downstream schemas, JSON-LD contexts, and
  Naftiko capabilities.
created: '2026-05-23'
modified: '2026-05-23'
source: https://directplus.documentation.dnb.com/

terms:
  - term: D-U-N-S Number
    definition: >-
      Unique nine-digit identifier assigned by Dun & Bradstreet to a single
      business location (legal entity or branch). The primary key across the
      entire D&B Data Cloud.
  - term: D&B Data Cloud
    definition: >-
      Dun & Bradstreet's master commercial database covering more than 500
      million businesses globally; the substrate served by D&B Direct+.
  - term: Direct+
    definition: >-
      Dun & Bradstreet's RESTful API platform that exposes the D&B Data Cloud
      for identity resolution, search, enrichment, multi-process, batch, and
      monitoring use cases.
  - term: Data Block
    definition: >-
      A versioned, domain-grouped bundle of attributes returned by Direct+
      Enrich. Examples include companyinfo_L2_v1, principalscontacts_L1_v2,
      hierarchyconnections_L1_v1, financialstrength_L3_v2,
      thirdpartyriskinsight_L3_v3, beneficialowners_L2_v1.
  - term: Confidence Code
    definition: >-
      Integer 1-10 returned with each match candidate quantifying how
      confident Direct+ is that the candidate is the correct match for the
      input record. 10 is highest confidence.
  - term: Match Grade
    definition: >-
      Per-attribute grade string indicating which input fields matched (A =
      Above, B = Below, Z = Not used) for name, street, city, region, postal,
      country, phone, EIN, etc.
  - term: Multi-Process
    definition: >-
      A Direct+ surface that combines Identity Resolution and Enrich in a
      single request, returning the resolved D-U-N-S and requested data blocks.
  - term: Monitoring
    definition: >-
      A Direct+ surface that lets customers register a portfolio of D-U-N-S
      Numbers and receive change notifications when monitored attributes
      change.
  - term: Hierarchy / Corporate Linkage
    definition: >-
      Structured relationships among a business and its headquarters,
      parent, domestic ultimate parent, and global ultimate parent.
  - term: Beneficial Owner (UBO)
    definition: >-
      Natural person who ultimately owns or controls a business above a
      regulatory ownership threshold. Captured in the beneficialowners_L*
      blocks.
  - term: PAYDEX
    definition: >-
      D&B's 1-100 score summarizing a business's payment promptness based on
      trade experiences reported to D&B.
  - term: Failure Score
    definition: >-
      D&B's predictor of the likelihood that a business will cease operations
      without paying its creditors over the next 12 months.
  - term: Identity Resolution / Cleanse & Match
    definition: >-
      The Direct+ workflow that takes a free-text candidate record and
      returns a ranked list of D-U-N-S Number matches with confidence and
      match-grade indicators.

categories:
  - name: Identity
    terms: [D-U-N-S Number, Identity Resolution / Cleanse & Match, Confidence Code, Match Grade]
  - name: Enrichment
    terms: [Data Block, Hierarchy / Corporate Linkage, Beneficial Owner (UBO)]
  - name: Risk
    terms: [PAYDEX, Failure Score]
  - name: Operations
    terms: [Multi-Process, Monitoring, D&B Data Cloud, Direct+]