The listaddressgroupings RPC lists groups of addresses that may have had their common ownership made public by common use as inputs in the same transaction or from being used as change from a previous transaction.
listaddressgroupings none
*bitcoin-cli help listaddressgroupings
listaddressgroupings
Lists groups of addresses which have had their common ownership
made public by common use as inputs or as the resulting change
in past transactions
Result:
[ (json array)
[ (json array)
[ (json array)
"str", (string) The bitcoin address
n, (numeric) The amount in BTC
"str" (string, optional) The label
],
...
],
...
]
Examples:
> bitcoin-cli listaddressgroupings
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id": "curltest", "method": "listaddressgroupings", "params": []}' -H 'content-type: text/plain;' http://127.0.0.1:8332/