Google On Protecting Anchor Text Signal From Spam Site Influence

In this case it’s not about not counting links that are on spam sites, in particular, this is about not counting the anchor text signal. The spam brain platform functions as:Indexing GatekeeperSpam Brain blocks sites at crawl time, including content that’s discovered through search console and sitemaps. Spam Brain blocks sites at crawl time, including content that’s discovered through search console and sitemaps. The way the Spam Brain platform works is that it trains an AI on the knowledge Google has about spam. But sometimes one doesn’t know if a site is penalized or flagged as spam by Spam Brain.