How to check a crypto address for OFAC sanctions — free, in 10 seconds

2026-08-05 · AMLConsensus Blog

🏛 Of all AML signals, OFAC sanctions are the harshest: if an address is on the list, accepting coins from it means an almost guaranteed freeze on any exchange in the world. The good news — you can check this for free, in seconds.

What the OFAC SDN list is

OFAC (the US Treasury's Office of Foreign Assets Control) publishes the SDN list — Specially Designated Nationals — which includes crypto addresses: hackers' wallets, mixers (Tornado Cash), sanctioned exchanges, terrorist organisations. The list is public and officially updated, and virtually every major exchange and stablecoin abides by it.

⛔ An address on the OFAC SDN list is a fact, not an opinion. 100% risk, refuse without discussion. Tether and Circle additionally freeze such addresses right in the USDT/USDC contract.

How to check an address for sanctions

Why checking sanctions alone isn't enough

A direct OFAC hit is rare; more often the danger is links to sanctioned addresses through a chain of transfers. So beyond the address itself, look at its counterparties: a full audit traces funds several hops deep and shows whether money reaches you from a sanctioned source indirectly.

Check any address for sanctions right now — it's free and takes less time than reading this paragraph. 🛡

Check your counterparty right now

Consensus of 4 sources · verdict across 17 chains · connection graph & full audit across 35+ networks · PDF with QR verification

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