internal/

Package cache provides a simple TTL-backed file cache for passive results.

Package engine orchestrates passive collection, active validation, scoring, and false-positive suppression.

Package filter provides false-positive suppression via wildcard/sinkhole detection.

Package output provides formatters for the final subdomain report.

Package scoring implements the confidence scoring algorithm.

Package sources defines the Source interface and shared utilities for all passive subdomain discovery adapters.

Package validators defines the Validator interface and shared types for active validation of discovered subdomains.