Definition. The number of unique addresses that were active as a receiver of funds. Number of Sending Addresses is the sender counterpart, and Number of Active Addresses is the related base variant without segmentation.

Technical. Only addresses active as a receiver in successful non-zero transfers are counted. For BTC and DOGE, coinbase (miner reward) receivers are not counted. For ETH tokens, the zero address is counted as the receiver of burns. For TON, the Elector and Config system contracts are excluded.