Based on the results of scanning for spam, the Anti-Spam engine assigns one of the following Anti-Spam scan statuses to messages:
Clean (Not Spam) – the message contains no spam.
Spam – the application unambiguously recognizes the message as spam.
Probable Spam – the message may contain spam.
Blacklisted – the sender's email address is on the global or custom black list of addresses, or the host IP address or DNS name are on the DNSBL black list.
Massmail – the message belongs to a mass mailing campaign.