Stable coin is the most active application in crypto world. Daily Tx Count and Daily New Addresses of Tether USDT is much more ones of Bitcoin, Ethereum. Among these massive addresses, there will always be some wallets related to crimes. Tether has the ability to freeze / blacklist these wallet addresses.
Tokenview provides a tool https://usdt.tokenview.io/en/banned to display banned / blocked USDT addresses. So far, there’re 905 wallets banned by Tether.
Tokenview also tagged blacklist wallet in address page.