---
title: "Supplier map. With domain=: for each of the business's listings, which source it was most likely fed from - the Business Profile, the site, or an upstream it shares with another directory - inferred from distinctive values (a value shared by two sources while a third states that field differently: a legal-form name, a deep-link website, the same wrong ZIP), with the evidence, a confidence, and what the directory itself declares (Bing names its ratings source). Public answers compare with the site only; the licence holder or owner adds the Business Profile. With no domain: the network map, counts per directory and per shared-upstream pair across every business read so far, no business named. Signed (crawlcheck-business-suppliers)."
method: GET
path: "/api/v1/business/suppliers"
---

# Supplier map. With domain=: for each of the business's listings, which source it was most likely fed from - the Business Profile, the site, or an upstream it shares with another directory - inferred from distinctive values (a value shared by two sources while a third states that field differently: a legal-form name, a deep-link website, the same wrong ZIP), with the evidence, a confidence, and what the directory itself declares (Bing names its ratings source). Public answers compare with the site only; the licence holder or owner adds the Business Profile. With no domain: the network map, counts per directory and per shared-upstream pair across every business read so far, no business named. Signed (crawlcheck-business-suppliers).

`GET /api/v1/business/suppliers`

## Request

- Base URL: `https://crawlcheck.io`
- URL: `https://crawlcheck.io/api/v1/business/suppliers`
- Auth: none required

## Query parameters

- `domain` string

## Response `200`

signed supplier map

- object, nullable
  - `kind` string, nullable
  - `v` number, nullable
  - `domain` string, nullable
  - `access` string, nullable
  - `profile_used` boolean, nullable
  - `compared_with` string[], nullable
  - `listings` object[], nullable
    - `source` string, nullable
    - `inferred` string, nullable
    - `confidence` string, nullable
    - `why` string, nullable
    - `declared` object[], nullable
      - `what` string, nullable
      - `from` string, nullable
      - `how` string, nullable
  - `edges` object[], nullable
    - `from` string, nullable
    - `to` string, nullable
    - `confidence` string, nullable
    - `pair` string[], nullable
    - `relation` string, nullable
    - `fields` string[], nullable
    - `what` string, nullable
    - `declared` boolean, nullable
  - `signature` object, nullable
    - `alg` string, nullable

## Other responses

- `400`: bad domain
- `404`: opted out
- `429`: new lookups per hour exceeded

---

[API](https://skmtc.dev/crawlcheck/apis/crawlcheck-api.md) · [All operations](https://skmtc.dev/crawlcheck/apis/crawlcheck-api/llms.txt) · [OpenAPI document](https://skmtc.dev/crawlcheck/apis/crawlcheck-api/revisions/57acbd6d4489?raw)