Pay attention to the anchor text. A Penguin punishment can happen if keywords are used too much in the anchor text of backlinks. Google knows that this is an attempt to trick its scoring system.Real-Time changes At first, Penguin changes didn't happen very often, which meant that sites had to wait a long time to recover from fines. But since Penguin 4.0 came out in 2016, the system now works in real time, constantly checking websites and changing their ranks based on what it finds.