You don’t have to use blocklists to block messages. I use blocklists in my self-hosted setup but only for the purpose of adding header fields that my Bayesian

You don’t have to use blocklists to block messages. I use blocklists in my self-hosted setup but only for the purpose of adding header fields that my Bayesian anti-spam filter can use to classify messages. I don’t reject anything out-right, aside from attempted spoofs of the domains my server is authoritative for. Everything is received— it just may end up in an “Unsure” folder if it seems too shady for the filter to put in my inbox.