Data: Ethereum successfully completes Istanbul upgrade, half of the nodes are still not ready for upgrade

According to Ethernodes.org data, the Ethereum mainnet has successfully completed the Istanbul upgrade, but about half of the nodes (50.6%) running the Ethereum blockchain are not yet ready for the upgrade. Among them, 49% of Geth client nodes (1258) and 53% of Parity client nodes (447), and other client nodes include Teth (5), Multigeth (4), Aleth (2), Both Bor (1) and Ethereum-Scraper (1) are not ready for upgrade.