Spamassassin spf check install#

(SPF FAQ / Common mistakes / Publish null SPF records for your domains that don't send mail related answer. Otherwise, anyone can use them as an envelope sender. It is mentioned specifically that SpamAssassin will automatically detect and use pyzor and razor, and. I want to check the SpamAssassin SPAM score of E-Mails including headers generated by a script from a WebApp.

Spamassassin spf check install#

Then, very simple directions are given (which is nice) for setting up ClamAV, SpamAssassin, and Amavisd-new. configured postfix to first check SPF using postfix-policyd-spf-python, blocking everything that violates SPF rules then check mail content using spamassassin + its SPF rules Installation: apt install postfix-policyd-spf-python then edit file /etc/postfix/main. (SPF FAQ / Common mistakes / Publish SPF records for HELO/EHLO names used by your mail servers.)įurthermore, every hostname with an A record that is not intended for sending email should be protected with SPF, too. It has you install a number of packages: amavisd-new, spamassassin, clamav-daemon, opendkim, postfix-policyd-spf-python, pyzor, razor.

This is why you might want to add an SPF record for your HELO hostname, instead. Some receiving systems gives negative scoring if the hostname in the HELO command does not match with the reverse DNS PTR record ( SMTP Reverse DNS Mismatch). In your own answer, you suggest changing the HELO hostname to match the domain, but that is not the only solution – and not the best solution in all cases. This is the reason Spamassassin ( rules/25_spf.cf), where this scoring comes from, only gives 0.0 by default. Whereas the MAIL FROM identity MUST be verified ( RFC 7208, 2.4), the verification of the HELO identity is only RECOMMENDED ( RFC 7208, 2.3). The Sender Policy Framework does not only protect MAIL FROM, but also HELO. Publish SPF records for HELO/EHLO hostnames