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OSINTMCP serverFirst audited Nov 13, 2026

AstraNL Dutch counterparty check

Check a Dutch supplier before you pay: KvK register, name match, VIES VAT, EU sanctions. No key.The vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 622 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
YesSome tools say they can change things. Your AI client should ask you first.
Endpointhttps://astranl.com/mcp/streamable?profile=counterparty

Website Streamable HTTP · protocol 2025-11-25 · server version 1.37.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Note: 1 tool is labelled as able to change things.

    Expected for tools that send, write or buy. Your AI client should ask before calling them.

    • record_counterparty_check
  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Passed: 3 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (3)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • check_counterparty_nlCheck a Dutch or EU counterparty against official sources before your own next step, such as onboarding a supplier, paying an invoice or signing an order. Give the KvK number, the company name and th…Read-only
  • record_counterparty_checkMake a result of check_counterparty_nl verifiable by others: records its digest in the AstraNL signed public log and returns a reference that a colleague, approver or auditor can check later with ver…Can change things
  • verify_astranlVerify any AstraNL reference without a key. Returns two separate layers: integrity (payload hash, Ed25519 signature, Merkle inclusion, recomputed live) and claim (what exactly is attested, by whom, f…Read-only

Audit history

  1. Nov 13Passed

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200622 ms
initializedHTTP 202345 ms
tools/listHTTP 200323 ms
unknown-methodHTTP 200300 ms

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