Script for generating a whitelist for Postfix's Postscreen based on large senders' SPF records
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Dec 1, 2020 - Shell
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postscreen
Here are 8 public repositories matching this topic...
Archive copy of Stan Hoeppner's Postfix PCRE bot spam killer (fqrdns.pcre)
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Jul 28, 2017
Creates an HTML report of blocked e-mail messages from Postfix
linux html bash blacklist email postfix perl recipients reject html-report mailserver submission postscreen ddns-blacklist
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Jul 18, 2025 - Shell
Prometheus exporter for Postfix' postscreen check results
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Jan 6, 2022 - Go
Production-tested Postfix + Rspamd + Dovecot configuration with full SPF/DKIM/DMARC/ARC chain, DANE, MTA-STS, postscreen, Bayes training, and tuned anti-spam policies. Maintained continuously since 2001 — through Sendmail, SpamAssassin, and Spamhaus migrations.
linux postfix sysadmin spf dkim dovecot mail-server bayes fail2ban dane rspamd spam-filtering dmarc postscreen email-security mta-sts
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Jun 4, 2026 - Shell
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