4 ms·

There are some indexing sites that do that.

• adhoc32 6y ago
  How? It's impossible to know if someone has lost his private keys or the address is dormant.
  • vmception 6y ago
    They guess/assume with some addresses, like Satoshi's or the EC2 instance that was destroyed with the private key and all the customer's funds haven't moved since 2012
  • 627467 6y ago
    Probabilistically, you probably can estimate that. Is a permanently dormant address just dormant or is it "burnt"?
    • bpodgursky 6y ago
      To a degree, but there are some real whale accounts in question. Satoshi alone may have access to 1.1mm coins — or maybe not.