Generator · Dutch data
Dutch KvK number
Endpoint GET /v1/nl/kvk
What it covers
Returns a valid Dutch KvK number (Kamer van Koophandel registration number) — an 8-digit number whose first digit is non-zero. The KvK number carries no checksum, so there is no `invalid` flag. Set `edge=true` for valid edge-case numbers (min, max, repeated-pattern).
Parameters
| Parameter | Type | Description |
|---|---|---|
| count | integer1–1000 | Number of records to return, 1–1000 (your plan may lower this). Omitted returns a single record; set it for a batch. |
| edge | boolean | Restrict output to valid edge-case KvK numbers from the rare corners. |
| extreme | boolean | Return a correct value wrapped in a hostile encoding (untrimmed whitespace, invisible/zero-width characters, BOM, or bidi/combining marks). Homoglyphs are excluded so the value stays machine-parseable; it still validates after normalisation. |
| invalid | boolean | Return a deliberately invalid value that fails validation, for testing rejection paths. |
| seed | integer | Integer seed for reproducible output: the same seed always yields the same record. |
Response fields
| Field | Type | Description |
|---|---|---|
| value | string | The KvK number rendered as an 8-digit string. |
| digits | string | The canonical 8-digit KvK number. |
Other generators for Netherlands
Dutch BSNDutch btw-idDutch companyDutch company nameDutch email addressDutch IBANDutch personDutch person nameDutch product or service offeringDutch RSINDutch vehicle registration plate
See all generators for Netherlands →The same kind of identifier elsewhere
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