discover_subdomains

The discover_subdomains tool is provided by BlackVeil DNS & Email Security Scanner. Install that server in your AI client and the assistant can call it directly.

Servers exposing discover_subdomains

• BlackVeil DNS & Email Security ScannerB · 79HTTP

  From the publisher:Find subdomains of a domain using Certificate Transparency logs. Reveals shadow IT, forgotten services, and unauthorized certificate issuance. Returns a CT SAMPLE, not an asset inventory: the count is a lower bound, a host with no publicly-logged certificate never appears, and the result carries a per-source `coverage` record stating what was actually consulted. `countBasis` says whether `totalSub

  Parameter	Type	Description
  domain*	string	Domain to check (e.g., example.com)
  force_refresh	boolean	Bypass cache and run a fresh check. Useful after DNS changes.
  format	string	Output verbosity. Auto-detected if omitted.

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Tool lists are read from the live servers (or, for packaged servers, from their documentation) each morning, so this reflects what they exposed at the last refresh. Search all tools.