Domain Name System-based blackhole list, Domain Name System blacklist (DNSBL) or real-time blackhole list (RBL) is a service for operation of mail servers...

"blacklist" and "blocklist". A DNSBL is a software mechanism, rather than a specific list or policy. There are dozens of DNSBLs in existence, which use a wide...

as spam. The SPEWS database has not been updated since August 24, 2006; dnsbl.com lists its status as dead. A successor, the Anonymous Postmaster Early...

SURBL (previously stood for Spam URI RBL) is a collection of URI DNSBL lists of Uniform Resource Identifier (URI) hosts, typically web site domains, that...

principles of operation are similar to those of DNS-based blackhole lists (DNSBL), except that SPF uses the authority delegation scheme of the Domain Name...

harvest attack, or callbacks may be reported as spam and lead to listing on a DNSBL. Several validation techniques may be utilized to validate a user email...

day. Spamhaus distributes the lists in the form of DNS-based blacklists (DNSBLs) and whitelists (DNSWLs). The lists are offered as a free public service...

systems that generate email backscatter can end up being listed on various DNSBLs and be in violation of internet service providers' Terms of Service. If...

Kui, a figure in Chinese folklore. Spam (electronic) CAN-SPAM Act of 2003 DNSBL SpamAssassin Official Report TEIRESIAS: Sequence Pattern Discovery, from...

software such as proxycheck. Groups of IRC and electronic mail operators run DNSBLs publishing lists of the IP addresses of known open proxies, such as AHBL...