On Wed, May 12, 2021 at 07:49:13PM -0400, Alex wrote: > relay_domains = $mydestination, example.com > check_recipient_access pcre:$config_directory/nnnhelp-zendesk,
That is not valid relay_domains syntax. For more help, see:
http://www.postfix.org/DEBUG_README.html#mail
--
Viktor.
