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Cyber ThreatResearch & Grey LiteratureMCP serverFirst audited Nov 13, 2026

DataNexus MCP

Public data intelligence for AI agents — CVE, compliance, patents, contracts, domains.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 526 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://datanexusmcp.com/mcp

Streamable HTTP · protocol 2025-11-25 · server version 2.4.13

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: 5 tools are labelled as able to change things.

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

    • security_fetch_cve_watch
    • security_audit_sbom_continuous
    • apikeys_generate_api_key
    • apikeys_rotate_api_key
    • apikeys_revoke_api_key
  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Note: Some tool text is long, so it uses more of the AI's working memory.

    • server instructions (4,182 characters)
  • Passed: 55 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 (55)

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

  • report_feedbackReport a data quality issue or agent intent gap for a DataNexus tool response. tool_id: e.g. "T10" or "security_fetch_cve_detail". query_hash: From the query_hash field of the response. signal: inco…Read-only
  • report_mcpize_linkCheck MCPize subscription status for a DataNexus tool. tool_id: DataNexus tool identifier e.g. "T10". Pass the tool the user is asking about. Returns: status ("free" | "subscription_required" | "no…Read-only
  • validate_tool_outputValidate a DataNexus tool response for data quality issues using two-layer validation: deterministic rules first, then AI review for ambiguous cases. Read-only. Never blocks. tool_id: DataNexus tool…Read-only
  • search_datanexus_toolsFind the right DataNexus tool by describing your task in plain English. Read-only. No side effects. Call this before any other DataNexus tool to reduce context load from 40000 to 800 tokens. query: P…Read-only
  • nonprofit_fetch_nonprofit_by_einFetch IRS 990 filing data for any US nonprofit by EIN. Read-only. No side effects. Idempotent. US only. ein: 9-digit Employer ID with or without dash, e.g. 46-5734087 or 465734087. Required. Returns…Read-only
  • nonprofit_search_nonprofits_by_nameSearch US nonprofits by name with optional state filter. Read-only. No side effects. Idempotent. US only. Returns up to 25 matches. name: Full or partial organisation name. Required. state: Two-lette…Read-only
  • nonprofit_fetch_charity_ukFetch UK registered charity details by charity number or organisation name. Read-only. No side effects. Idempotent. UK only. charity_number_or_name: UK registered charity number (7 digits, e.g. 12345…Read-only
  • security_fetch_package_vulnerabilitiesFetch all known CVEs for an open source package version or a batch of packages. Read-only. No side effects. Idempotent. Single-package mode: package (e.g. requests), version (e.g. 2.28.0), ecosystem…Read-only
  • security_fetch_dependency_graphFetch the full dependency tree for a package version including transitive dependencies. Read-only. No side effects. Idempotent. Hard 8-second timeout — large dependency trees may return partial resul…Read-only
  • security_fetch_cve_detailFetch full detail for a specific CVE by ID. Read-only. No side effects. Idempotent. cve_id: CVE identifier in format CVE-YYYY-NNNNN e.g. CVE-2021-44228. Required. Returns description, CVSS base score…Read-only
  • security_audit_sbom_vulnerabilitiesAudit a Software Bill of Materials for known vulnerabilities across all listed packages. Read-only. No side effects. Idempotent. sbom_json: CycloneDX or SPDX SBOM as a JSON string. Required. Large SB…Read-only
  • security_fetch_package_licenceFetch the SPDX licence identifier for an open source package version. Read-only. No side effects. Idempotent. package: Package name e.g. flask. Required. version: Exact version string e.g. 2.3.0. Req…Read-only
  • security_fetch_cisa_kevCheck whether a CVE is in the CISA Known Exploited Vulnerabilities (KEV) catalog. Read-only. No side effects. Idempotent. cve_id: CVE identifier in format CVE-YYYY-NNNNN e.g. CVE-2021-44228. Required…Read-only
  • security_fetch_cve_epssEPSS exploit probability score for a CVE — predicts likelihood of exploitation in the next 30 days. cve_id: CVE identifier e.g. "CVE-2021-44228". Returns: epss (float 0.0–1.0) and percentile (float…Read-only
  • compliance_fetch_npi_providerFetch NPI registration details for a US healthcare provider by NPI number. Read-only. No side effects. Idempotent. US only. npi_number: 10-digit NPI number e.g. 1003000126. Required. Do not include d…Read-only
  • compliance_search_npi_by_nameSearch the NPPES NPI Registry by provider name with optional state and speciality filters. Read-only. No side effects. Idempotent. US only. Returns up to 10 matches. name: Full or partial provider na…Read-only
  • compliance_fetch_finra_brokerFetch FINRA BrokerCheck registration for a US broker or investment adviser by CRD number. Read-only. No side effects. Idempotent. US only. crd_number: Central Registration Depository number as a stri…Read-only
  • compliance_check_sam_exclusionCheck whether an entity is on the US federal exclusions list (debarred from government contracts). Read-only. No side effects. Idempotent. US only. name_or_ein: Entity name or 9-digit EIN with or wit…Read-only
  • domain_fetch_domain_rdapFetch domain registration details via IANA RDAP (the modern structured replacement for WHOIS). Read-only. No side effects. Idempotent. domain: Domain name without protocol e.g. example.com not https:…Read-only
  • domain_fetch_ssl_certificate_chainFetch SSL certificate history for a domain from Certificate Transparency logs. Read-only. No side effects. Idempotent. domain: Domain name without protocol e.g. github.com. Required. Does not support…Read-only
  • domain_fetch_dns_recordsFetch current DNS records for a domain via Cloudflare DNS over HTTPS. Read-only. No side effects. Idempotent. domain: Domain name without protocol e.g. cloudflare.com. Required. record_types: List of…Read-only
  • domain_fetch_domain_historyFetch historical SSL certificate issuance for a domain from Certificate Transparency logs. Read-only. No side effects. Idempotent. domain: Domain name without protocol e.g. example.com. Required. Ret…Read-only
  • domain_fetch_subdomainsEnumerate subdomains for a domain via Certificate Transparency logs. Read-only. No side effects. Idempotent. domain: Domain name without protocol e.g. anthropic.com. Required. Returns deduplicated li…Read-only
  • domain_check_email_securityCheck SPF, DMARC, and DKIM email authentication for a domain. domain: Domain without protocol e.g. "google.com". Returns: overall_grade (A–F), spf_score, dmarc_score, dkim_score (each 0–10), spf_re…Read-only
  • domain_fetch_reverse_ipFind domains co-hosted on the same IP address (reverse IP lookup). Read-only. No side effects. Idempotent. domain_or_ip: Domain name (e.g. shared.dreamhost.com) or IPv4 address (e.g. 1.2.3.4). Requir…Read-only
  • legal_fetch_patent_by_numberFetch full patent details by patent number and jurisdiction. Read-only. No side effects. Idempotent. patent_number: Patent number in EPODOC format e.g. EP1000000 for European, CN120586032 for Chinese…Read-only
  • legal_search_patents_by_keywordSearch patents by keyword across EPO, USPTO, or WIPO. Read-only. No side effects. Idempotent. Returns up to 10 matches. keywords: Search terms describing the invention e.g. neural network image class…Read-only
  • legal_fetch_patent_citationsFetch forward and backward citation chains for a specific patent. Read-only. No side effects. Idempotent. patent_number: Patent number in EPODOC format e.g. EP1000000 for European, CN120586032 for Ch…Read-only
  • legal_fetch_inventor_portfolioFetch the patent portfolio for a named inventor with optional assignee filter. Read-only. No side effects. Idempotent. inventor_name: Inventor surname or full name e.g. Smith or John Smith. Required.…Read-only
  • govcon_search_contract_awardsSearch government contract awards by keyword, agency, and date range. keyword: Contract scope e.g. "cybersecurity software". agency: Awarding agency e.g. "Department of Defense". Optional. date_from…Read-only
  • govcon_fetch_vendor_contract_historyFetch the complete federal contract award history for a specific vendor. Read-only. No side effects. Idempotent. vendor_name: Company or organisation name e.g. Booz Allen Hamilton. Required. Fuzzy ma…Read-only
  • govcon_fetch_open_solicitationsFetch currently open government contract solicitations matching a keyword. Read-only. No side effects. Idempotent. keyword: Description of goods or services sought e.g. cloud computing services. Requ…Read-only
  • regulatory_search_open_rulemakingsSearch open rulemakings and public comment periods on Regulations.gov and the Federal Register. Read-only. No side effects. Idempotent. US federal only. keyword: Topic keywords e.g. artificial intell…Read-only
  • regulatory_fetch_docket_detailsFetch full details for a specific regulatory docket by ID. Read-only. No side effects. Idempotent. US federal only. docket_id: Docket identifier in agency format e.g. EPA-HQ-OAR-2021-0317 or FTC-2024…Read-only
  • regulatory_fetch_federal_register_noticesFetch recent Federal Register notices and rules for a specific agency. Read-only. No side effects. Idempotent. US federal only. agency: Agency name or abbreviation e.g. SEC, Food and Drug Administrat…Read-only
  • security_fetch_package_maintainer_historyAnalyse ownership and release history for an npm or PyPI package to detect supply-chain risk. Uses PyPI JSON API and npm registry — data refreshed on each call, 1-hour cache. Returns maintainer_count…Read-only
  • security_fetch_package_risk_briefSingle SHIP/CAUTION/BLOCK verdict for any package. Combines CVEs, licence, maintainer health, and transitive count in one call. Uses OSV.dev, deps.dev, PyPI, and npm registry — data refreshed on each…Read-only
  • security_detect_typosquattingDetect typosquatting attacks against a package name. Compares using Damerau-Levenshtein distance ≤ 2 against top-10,000 packages. Returns similar_packages with anomaly scores, and a SUSPICIOUS or CLE…Read-only
  • nonprofit_fetch_nonprofit_full_profileComplete nonprofit due diligence in one call. Revenue trends, executive pay, risk flags, and a health score from IRS 990 data. Uses ProPublica Nonprofit Explorer API with IRS e-File fallback. Data re…Read-only
  • security_fetch_cve_watchPersistent CVE watchlist. Create once, check anytime for new events since your last visit — patch releases, KEV listings, PoC publications, exploitation detected. Uses Redis for persistence, NVD + CI…Can change things
  • security_audit_sbom_continuousPersistent SBOM watch. Register once, check anytime for new CVEs affecting your dependency snapshot. Silent permanent watch — CycloneDX and SPDX supported. Uses OSV.dev for vulnerability lookup, Redi…Can change things
  • security_fetch_licence_analysisUnderstand any software licence in plain English. Returns obligations, permissions, limitations, risk level, and OSI/FSF status for any SPDX licence identifier. Static bundle covers top-50 common lic…Read-only
  • security_audit_licence_compatibilityAudit the licence compatibility of your entire dependency list. Input package names (with ecosystem) or SPDX IDs; get a COMPATIBLE/CONFLICT verdict with specific conflicting pairs and recommended act…Read-only
  • security_fetch_cve_risk_summaryInstant CVE risk verdict. Combines CVSS severity, CISA KEV exploitation status, and EPSS probability in one parallel call. Returns CRITICAL_EXPLOIT, HIGH_RISK, MODERATE, LOW, or UNKNOWN verdict with…Read-only
  • nonprofit_search_nonprofits_by_categorySearch US nonprofits by mission category and state. Returns up to 25 results with revenue, assets, and health scores (0–100). Category maps to NTEE codes: education, healthcare, arts, environment, hu…Read-only
  • nonprofit_fetch_nonprofit_financial_trends5-year financial trend for any US nonprofit. Revenue growth, expense ratios, reserve trajectory, and health score history from IRS Form 990 data via ProPublica. Returns trend_direction (GROWING/STABL…Read-only
  • apikeys_generate_api_keyGenerate a DataNexus API key for the given email address. Anonymous callers get 10 free lookups/week; a registered free key unlocks 100/week. Store the returned key — it is shown only once. Pass it a…Can change things
  • apikeys_rotate_api_key⚠️ DESTRUCTIVE — requires human confirmation before use in automated pipelines. Revoke the current API key and issue a replacement. Returns the new key once — store it immediately. Pass keys as the X…Can change things
  • apikeys_revoke_api_key⚠️ DESTRUCTIVE — requires human confirmation before use in automated pipelines. Permanently revoke a DataNexus API key. The key will stop working immediately. This action cannot be undone — generate…Can change things
  • security_audit_sbom_license_policyAudit a CycloneDX or SPDX SBOM against an SPDX licence policy and return a PASS/WARN/BLOCK verdict. sbom: Full SBOM as a JSON string — CycloneDX or SPDX format. Required. 500 KB max. policy: Optional…Read-only
  • security_fetch_cve_watch_statusCheck all specified CVE watches for new events since your last poll. Returns only watches with new events, making it efficient to run on a schedule. watch_ids: List of watch IDs to check — same IDs u…Read-only
  • frontend_security_detect_typosquattingTyposquatting detection optimised for the top 500 frontend packages (React, Vite, Axios, Lodash, etc.). Fewer false positives than a full npm scan. For backend packages, use security_detect_typosquat…Read-only
  • frontend_security_audit_manifestAudit a frontend package.json for security risks — returns a single SHIP/CAUTION/BLOCK verdict with licence risks and abandonment signals. Different from security_fetch_package_vulnerabilities which…Read-only
  • frontend_security_audit_ci_pipelineScan GitHub Actions, Vercel, or Netlify CI configs for exposed secrets, missing lockfile enforcement, and unpinned dependencies. Paste your config content — no filesystem access required. config: Raw…Read-only
  • frontend_security_fetch_package_risk_briefSHIP/CAUTION/BLOCK risk brief for an npm package with frontend-specific context. Wraps security_fetch_package_risk_brief restricted to npm, and adds weekly_downloads and is_ui_component signals. pack…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 200526 ms
initializedHTTP 202429 ms
tools/listHTTP 200698 ms
resources/listHTTP 200151 ms
prompts/listHTTP 200150 ms
unknown-methodHTTP 200136 ms

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