Block height - The block amount and size of your blockchain (in blocks) on creation of the current block Nonce - The transaction range with the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the one hundred and first transaction https://socialevity.com/story22590231/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain