Basic Dutch company data from the Netherlands Chamber of Commerce (KVK) open Hig
Basic Dutch company data from the Netherlands Chamber of Commerce (KVK) open High Value Dataset for an 8-digit KVK number: whether the registration is active, start date, legal form code and meaning (BV, NV, sole proprietorship, foundation...), 2-digit postcode region, and SBI activity codes (main and other activities). KVK's open set is anonymised: names and addresses are not included.
Answeringour last check, 2026-10-24
1 of 1checks answered this week
46 msmedian answer time
$0.002listed price per call
$0.002price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://api.healthtravel-api.workers.dev/api/travel/netherlands-kvk
| Category | Code and developer |
|---|---|
| Provider host | api.healthtravel-api.workers.dev |
| Networks | eip155:10, eip155:137, eip155:143, eip155:42161, eip155:42220, eip155:480, eip155:5042, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, stellar:pubnet, xrpl:0 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-24 | valid payment request | 402 | $0.002 | 46 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"kvk": "33302047"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"kvk": {
"description": "8-digit KVK number, e.g. 33302047 (required)",
"type": "string"
}
},
"required": [
"kvk"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}