Address Audit

Historical Bitcoin Addresses

3 entities5 addresses

Historical Bitcoin addresses include early wallets, defunct exchange addresses, and notable addresses from Bitcoin's early days. They provide insight into Bitcoin's history and early adoption.

Historical

Browse 3 historical entities with tracked Bitcoin addresses. Select any entity to view all known addresses and run individual privacy audits.

On-Chain Visibility of Historical Addresses

All Bitcoin addresses with on-chain transactions are fully transparent. Transaction history, balances, and counterparty interactions are permanently recorded on the public ledger.

Blockchain analytics platforms maintain databases of labeled addresses. Transactions with labeled addresses are visible on the public blockchain, which is a fundamental property of how Bitcoin works.

On-chain data is permanent and cumulative. The more transactions an address has, the more information is publicly available about its activity patterns.

Historical Entity Comparison

Compare historical by number of tracked addresses and wallet types.

EntityAddressesWallet Types
Satoshi Nakamoto2General
Mt. Gox2Cold Wallet
Mt. Gox Hacker1General

Frequently Asked Questions

How many historical entities are tracked?
This page tracks 3 historical entities with a total of 5 known Bitcoin addresses. New entities and addresses are added automatically as they are discovered through on-chain analysis.
Can I check if my Bitcoin was sent to a historical address?
Yes. Enter your Bitcoin address in the search bar above to run a privacy audit. The tool will show your full transaction history and identify interactions with any known historical addresses.
Are historical addresses public?
All Bitcoin addresses are visible on the public blockchain. The addresses listed here have been identified as belonging to specific historical through on-chain analysis, public disclosures, or entity labeling by analytics firms.
How can I move Bitcoin without on-chain exposure?
Spark enables off-chain Bitcoin transfers that never appear on the public blockchain. There is no address to look up and no transaction to trace. Transfers are instant, free, and self-custodial.

Every Bitcoin transaction is permanent.

Spark moves Bitcoin off-chain. No address to look up, no transaction to trace. Instant, free, and self-custodial.