On 2024-06-19 Jeff Peng via Postfix-users wrote: > On 2024-06-19 17:29, Matt Kinni via Postfix-users wrote: >> On 2024-06-19 02:27, Matt Kinni via Postfix-users wrote: >>> On 2024-06-16 15:21, Cody Millard via Postfix-users wrote: >>>> smtpd_helo_restrictions = >>>> ... >>>> reject_non_fqdn_helo_hostname, >>>> ... >>> I've found this to block some legitimate mails in the past >> Sorry, I meant "reject_unknown_helo_hostname". > > what's unknown_helo_hostname? does it mean it has neither A nor mx record?
>From `man 5 postconf`: | reject_unknown_helo_hostname (with Postfix < 2.3: reject_unknown_hostname) | Reject the request when the HELO or EHLO hostname has no DNS A or MX record. Regards Ansgar Wiechers -- "Abstractions save us time working, but they don't save us time learning." --Joel Spolsky _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org