Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://thebookmarkplaza.com/story20378515/what-does-eth-blockchain-explorer-mean-https-www-dermandar-com-user-quietquiet9