Weekly Blacklist Statistics (including hit rate and false positive rate).Other places to find out about DNS blacklists / blocklists: Spamhaus Checking for spamvertized/phishing/malware/botnet/abused redirector sites.The following DNS checks are for URI's (eg http links). Sender Score Certified & Sender Score Safe List (formerly Ironport Bonded Sender & Habeas Safelist).DNSWL NOTE: DNSWL is enabled as a "free for most" provider.The following DNS checks are actually for WHITE lists, or sites which are certified by someone to be a reasonable sender. The top and bottom define their white and blacklists. Mailspike Mailspike has a reputation list of 10 different levels between a good and bad reputation.The following DNS checks have diverse levels of reputation: URIBL NOTE: URIBL is enabled as a "free for most" provider.SURBL NOTE: SURBL is enabled as a "free for most" provider.Spamhaus ZEN NOTE: Spamhaus is enabled as a "free for most" provider.SpamCop SpamCop accepts (automatic) submissions and sends abuse mail in your behalve.SORBS Note: most zones are included except the actual spam zone due to a $50 delisting fee.Mailspike Mailspike has a few components: in the sense of blacklists Mailspike has a blacklist and a zombie-list (participants of current spam waves).Support for the following DNSBLs is built-in, and shipped in the default configuration. The SpamAssassin Policy for DNSBL Inclusion is available at DnsBlocklistsInclusionPolicy Black Lists To implement DNS Blocklists, it is heavily recommended to run your own CachingNameserver SpamAssassin Policy for DNSBL Inclusion SpamAssassin includes support for many of the bigger DNSBLs, with optimal scores (or at least, optimal as determined by the GeneticAlgorithm). They're also referred to as "DNSBLs", "DNS Blacklists" and "RBLs". DNS Blocklists are a common form of network-accessible database used in spam detection.
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