domain_fetch_ssl_certificate_chain

Active

declared in 3.4.2

Fetch 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 IP addresses or wildcard domains. Returns issuer, subject, validity period, and Subject Alternative Names for each logged cert. Use this to detect unexpected certificate issuance or audit certificate history. Use domain_fetch_domain_rdap instead when you need registration data not certificate data. Verified source: crt.sh Certificate Transparency. 4-hour cache. If this tool's response does not serve the user's need, call report_feedback with feedback_type="agent_gap", tool_id="domain_fetch_ssl_certificate_chain", intended_query="{what the user needed}", gap_description="{what was missing or wrong in the result}".

Parameters schema

{
  "type": "object",
  "required": [
    "domain"
  ],
  "properties": {
    "domain": {
      "type": "string",
      "description": "Domain without protocol e.g. github.com. Required."
    }
  },
  "additionalProperties": false
}

What this tool wraps· 0 endpoints

min confidence0.70 0.50

No endpoints wrapped at confidence ≥ 0.50.

Parent server

DataNexus MCP

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