DashCore v19 is a mandatory upgrade for all Dash masternodes that introduces several important Dash Platform features. v19 enhances security, introduces high-performance masternodes, improves the wallet creation process, enhances privacy with CoinJoin, and incorporates updates from Bitcoin.
A couple of the statistics we monitor are the total number of active Dash masternodes and the number of masternodes that are pose-banned. As we write this, over five percent of masternodes are POSE_BANNED. If your masternode falls into that category, we should talk!