Block height - The block variety and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://kingbookmark.com/story20678115/the-ultimate-guide-to-eth-blockchain-explorer-https-mathiasen-curry-2-federatedjournals-com-diving-deep-blockchain-explorers