Block top - The block quantity and length in the blockchain (in blocks) on development of the current block Nonce - The transaction range for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://geniusbookmarks.com/story20797688/what-does-eth-blockchain-explorer-mean-https-squareblogs-net-heartgarlic3-delving-into-blockchain-explorers