Local · Instant · No third parties
Bitcoin address check
Instant privacy hygiene report: format, sanctions list, known labels, and clear “what to do” — 100% local.
Format & modernity
Legacy vs SegWit vs Taproot, encoding, length, and string patterns that matter for fees and fingerprinting.
Sanctions & labels
Exact match against our local OFAC extract and curated entity labels — never a third-party API call.
Hygiene playbook
Plain-language findings on reuse, change, coin control, and when mixing still helps — even if the score looks fine.