[Postfixbuch-users] Mails an nicht-existente Subdomains abweisen

[Thomas Krieger]

Hallo Torben,

> Wie kann ich nun erreichen, dass Mails an Subdomains, welche nicht
> existieren, ebenfalls direkt abgelehnt werden?
>
> # postconf -n
>
> alias_maps =
> config_directory = /etc/postfix
> home_mailbox = Maildir/
> inet_interfaces = all
> mail_owner = postfix
> mydestination = $myhostname, $mydomain, localhost, localhost.$mydomain
> myhostname = hxxxxxx.serverkompetenz.net
> mynetworks = 127.0.0.0/8
> mynetworks_style = host
> myorigin = $myhostname
> smtpd_banner = $myhostname ESMTP
> smtpd_helo_required = yes
> smtpd_recipient_restrictions =
>   reject_non_fqdn_sender,
>   reject_non_fqdn_recipient,
>   reject_unknown_sender_domain,
>   reject_unknown_recipient_domain,
>   permit_sasl_authenticated,
>   permit_mynetworks,
>   reject_rbl_client zen.spamhaus.org,
>   reject_rbl_client ix.dnsbl.manitu.net,
>   reject_rbl_client bl.spamcop.net,
>   reject_rbl_client dnsbl.njabl.org,
>   reject_rbl_client list.dsbl.org,
>   reject_rhsbl_client multi.uribl.com,
>   reject_rhsbl_client blackhole.securitysage.com,
>   check_policy_service inet:127.0.0.1:60000,
>   reject_unverified_recipient,
>   reject_unauth_destination,
>   reject_unauth_pipelining,
>   permit
> smtpd_sasl_auth_enable = yes
> smtpd_sasl_path = private/auth
> smtpd_sasl_type = dovecot
> soft_bounce = no
> virtual_alias_maps = ldap:/etc/postfix/virtual_alias_maps_ldap
> virtual_gid_maps = $virtual_uid_maps
> virtual_mailbox_base = /home/vmail
> virtual_mailbox_domains = hash:/etc/postfix/virtual_mailbox_domains
> virtual_transport = dovecot
> virtual_uid_maps = static:5000

Schau Dir mal den Parameter parent_domain_matches_subdomains und dessen 
Defautwert an (postconf -d parent_domain_matches_subdomains).

Gruß

Thomas