Block top - The block number 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 a hundred and first transaction submitted by this https://adsbookmark.com/story20686155/what-does-eth-blockchain-explorer-mean-https-md-swk-web-com-onnbpblstmy8giqdrhnkga