Check whether an address is on Tether’s USDT blacklist
A free USDT checker — check any USDT wallet address on Ethereum or Tron to see whether it's frozen or on Tether's blacklist
USDT blacklist activity in real time
Track Tether's USDT blacklist across Ethereum and Tron using live on-chain data
Current USDT balance held by addresses blacklisted by Tether
Unique Ethereum and Tron addresses currently on Tether's USDT blacklist
Addresses added to Tether's USDT blacklist in the last 24 hours
Ethereum and Tron USDT blacklist coverage
Live on-chain data · last updated 2026-07-19 09:08 UTC · View full tracker
Understanding USDT freezes
What does a USDT freeze mean
A USDT freeze happens when an address is added to Tether’s on-chain blacklist.
Once blacklisted, the address can no longer send USDT. The balance remains visible in the wallet but is locked in place.
Incoming transfers may still arrive. Any USDT received by the address can become trapped as well.
Why can USDT be frozen
USDT is issued by Tether, a centralized issuer with controls built into the token contract.
On Ethereum and Tron, Tether can restrict addresses from moving USDT when required for legal, compliance, sanctions, fraud, or law enforcement reasons.
How the blacklist works on-chain
Tether’s USDT contracts include privileged blacklist functions such as addBlackList, removeBlackList, and destroyBlackFunds.
These actions are recorded on-chain, which makes blacklist status and freeze activity publicly verifiable.
For a deeper look, see $1.26B in frozen USDT and our on-chain analysis of USDT blacklisting.
What to do if a wallet is frozen?
If a wallet you control is blacklisted, its USDT cannot be moved until the restriction is removed by Tether.
For businesses, the practical next step is to assess exposure. Check related wallets, counterparties, deposits, and transaction history connected to the frozen address.
Phalcon Compliance helps teams screen wallet risk, blacklist status, sanctions exposure, and related on-chain activity before issues become harder to manage.
Free whitepaper
Stablecoin Issuer Freeze Risk: A User-Centric Risk Management Framework
A practical playbook for stablecoin issuer freeze risk — how freezes happen, how to prevent them, and how to engage issuers when one occurs.
- The four common triggers behind issuer freezes
- Why self-custody alone can’t stop an issuer freeze
- First-response steps to contain impact and speed up recovery
Frequently Asked Questions
Further reading on USDT blacklisting
USDT Blacklisting in 2025
A data-driven look at 4,163 blacklisted addresses and $1.26B in frozen USDT across Ethereum and Tron.
Read researchFollowing the Frozen
An on-chain analysis of USDT blacklist patterns linked to laundering loops, cross-chain flows, and terrorist financing exposure.
Read researchUSDT and illicit finance
How criminal tactics evolve around USDT and how compliance teams can detect suspicious flows earlier.
Read researchBlockSec USDT Freeze Tracker
Track freeze, unfreeze, and destroy events across Ethereum and Tron with address search and event history.
Open trackerLatest USDT blacklist events
Track recent freeze, unfreeze, and destroy events across Ethereum and Tron