Wallets and explorers can choose which SMASH server to follow, which is why a pool delisted by one server can still be shown by another.
An off-chain service that aggregates stake pool metadata (name, ticker, homepage) for wallets and explorers to display; delisting from a SMASH only changes how a pool appears in apps, not its ability to produce blocks.
Wallets and explorers can choose which SMASH server to follow, which is why a pool delisted by one server can still be shown by another.