Block top - The block range and length from the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (bear in mind this commences at 0 so a nonce of a hundred would essentially be the a hundred and first transaction https://socialbuzzfeed.com/story6054794/5-essential-elements-for-blockchain-explorer-ethereum-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569