greylisting downloads
Anti-Spam SMTP Proxy Server
2.6.5 21218 download... Proxy server which implements auto-whitelists, self learning Bayesian, Greylisting, DNSBL, DNSWL, URIBL, SPF, SRS, Backscatter, Virus scanning, ... Features: Multiple Weighted DNSBLs Multiple Weighted URIBLs Greylisting Weighted Regular Expression Filtering Bayesian Penalty Box SenderBase ...
Email List Validator
1.0.2.1 download... unavailability detection, Mailbox existence checking, Catch-All testing and Greylisting detection. ...
Mailismus
1.7.0 download... mailbox format, provides numerous anti-spam measures (eg. blacklisting, greylisting, DNS-based address validation) and offers extensive logging, auditing and transcript options. The built-in IMAP and POP3 servers also support SSL, STLS ...
JEP(S) Greylist
2.4.0.3 download... proven technologies and new thinking. Its very effective greylisting implementation alone can block up to 98% of all spam before it even gets inside your mail system and with this ...