Verge Blockchain Explorer https://wikimapia.org/external_link?url=https://cryptoexplorerhub.com Solana: Typically a few seconds to a moment. Having said that, in scarce cases, Solana blockchain transactions can keep on being unconfirmed for several hours as well as times The mempool mainly queues the transaction and broadcasts it across all nodes during the chain. For that https://www.instapaper.com/p/16801185