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Related to DNSBL: Spamhaus, RBL
DNSBLDns Based Blackhole List
DNSBLDNS-Based Blocking List
DNSBLDomain Name Server Blackhole List
DNSBLDNS-Based Black List
References in periodicals archive ?
The BRBL can receive queries in real-time from registered email servers throughout the Internet using standard DNSBL communications protocols.
G-Lock SpamCombat filters spam using a combination of powerful filters: Whitelist, Blacklist, HTML Validator, DNSBL filter, and the Bayesian filter.
DNSBL filter consists of comparing the senders' IP addresses against lists of known spam databases using Public Blacklists.