Block top - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Deal development https://210list.com/story20916884/what-does-eth-blockchain-explorer-mean-https-heavenarticle-com-author-pathpastor4-452336