API Tools

icovazby.cz

Provides tools to validate Czech IČO and search or look up company registration, address, and statutory body data from the ARES public register.

1 endpoint19 known toolsFirst detected July 6, 2026Last detected September 21, 2026

ENDPOINT 1

https://ares-mcp.icovazby.cz/mcp

No auth detected

MCP server metadata

Name: ares-mcp
Version: 0.1.0

Capabilities

tools.listChanged

Known tools 19

ares_validate_ico

Validate a Czech IČO via the ČSÚ Mod-11 checksum.

Inferred read-only

ares_lookup_company

Look up a Czech company by IČO.

Inferred read-only

ares_search_companies

Search Czech companies by structured filters (name, postal code, municipality, legal form, CZ-NACE).

Inferred read-only

ares_search_by_address

Find all Czech companies whose registered seat (sídlo) matches a given address.

Inferred read-only

ares_get_statutory_bodies

List statutory bodies (jednatelé, představenstvo, dozorčí rada) of a Czech company from the Public Register (VR).

Inferred read-only

ares_get_trade_licenses

List trade licenses (živnostenská oprávnění) of a Czech entity from the Trade Register (RŽP).

Potential side effects

ares_check_vat_payer

Check whether a Czech entity is registered as a VAT payer (plátce DPH) based on ARES.

Inferred read-only

ares_standardize_address

Standardize a free-form Czech address against the RÚIAN register.

Inferred read-only

ares_lookup_cz_nace

Look up CZ-NACE (Czech industry classification) entries by code or partial name.

Inferred read-only

ares_cross_company_persons

Given a list of Czech IČOs, find natural persons (and legal entities) who hold active statutory roles in two or more of them.

Inferred read-only

ares_check_insolvenci

Fast red-flag check: is a Czech entity currently in insolvency proceedings or marked as bankrupt?

Inferred read-only

ares_full_due_diligence

One-shot due-diligence report for a Czech company.

Inferred read-only

ares_get_res_classification

Get statistical classification of a Czech company from RES (Registr ekonomických subjektů): headcount bracket (decoded into SME / large), institutional sector (ESA 2010), primary CZ-NACE, financial office (FÚ), and NUTS region.

Inferred read-only

ares_export_for_invoicing

Transform an ARES company profile into a payload ready for a Czech invoicing system: Fakturoid (JSON), iDoklad (JSON), or Pohoda (XML-hint JSON).

Inferred read-only

ares_discover_holding

Reveal a Czech company's holding/ownership tree: subsidiaries discovered via shared statutory bodies AND shareholders (akcionáři/společníci) — beyond a plain statutory chain.

Inferred read-only

ares_public_funding

Public money a Czech company has received or transacted: state/EU subsidies (dotace) and public contracts (veřejné zakázky/smlouvy), sourced from Hlídač státu.

Inferred read-only

ares_beneficial_owner

Beneficial owners (skuteční majitelé) of a Czech company from the Register of Beneficial Owners (ESM) — both active and historical, with their position/share basis.

Inferred read-only

ares_ownership_verdict

Who really owns a Czech company.

Inferred read-only

ares_group_funding

Total public money (state/EU subsidies + public contracts, from Hlídač státu) across a Czech company's ENTIRE ownership group (the company plus its holding), not just the single company.

Inferred read-only

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.ares-mcp]
url = "https://ares-mcp.icovazby.cz/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "ares-mcp": {
      "type": "http",
      "url": "https://ares-mcp.icovazby.cz/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: ares-mcp
Remote MCP URL: https://ares-mcp.icovazby.cz/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "ares-mcp": {
      "url": "https://ares-mcp.icovazby.cz/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "ares-mcp": {
      "type": "http",
      "url": "https://ares-mcp.icovazby.cz/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "ares-mcp",
  "transport": "streamable-http",
  "url": "https://ares-mcp.icovazby.cz/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

TRUST AND VERIFICATION EVIDENCE

Loading Trust v2 evidence…

Checking the associated registrable domain. The BuiltWith key remains server-side.

Indexed

Evidence is source-attributed and does not guarantee that a third-party server is safe. Risk labels are conservative metadata heuristics.