In looking at the file in xxx/deferred, my mailserver is trying to return an undelivable message and it looks like there is something wrong with the site. " said: 557 Invalid routingNC request - domain in BLACK LIST." Basically I think the site is a spammer and they are blacklisted. How can I blacklist the .co.jp so I don't receive their message to start with?
-jm

Brian Evans - Postfix List wrote:
Jim McIver wrote:
I have Postfix 2.1 on Freebsd 4.10 and am having trouble blocking
email from a domain.


Postfix 2.1 is ancient.  Recommend an upgrade as some things I mention
may require 2.2 or 2.3 or higher.
Here is a snipet of the postqueue -p:

DF6A927D       3512 Tue Mar  3 18:42:35  MAILER-DAEMON
(connect to mx1.mail.yahoo.co.jp[124.83.183.240]: server dropped
connection without sending the initial SMTP greeting)
                                        megu0327_he...@yahoo.co.jp


You accepted this mail.  You need to find out WHY this
bounce/backscatter is occurring.
Check your mail log for DF6A927D.

I would like to block the .co.jp so it doesn't pile up in postqueue.

2nd:
I also receive over 400 messages daily from "u...@domain.com". The
messages never go anywhere, they just pile up in the postqueue and I'd
like to keep the postqueue -p cleaned out.

Snippet from maillog:

Mar  4 00:09:21 mail postfix/smtpd[36633]: NOQUEUE: reject: RCPT from
unknown[89.218.164.251]: 554 <u...@domain.com>: Sender address
rejected: Access denied; from=<u...@domain.com>
to=<ob...@lmtribune.com> proto=SMTP helo=<89.218.164.251.metro.online.kz>

This message is rejected. It was not queued.

To block more, upgrade and use Zen (see site for usage restrictions)

grkni...@mx1 ~ $ host 251.164.218.89.zen.spamhaus.org
251.164.218.89.zen.spamhaus.org has address 127.0.0.11
251.164.218.89.zen.spamhaus.org has address 127.0.0.4

In my sender_access and  I have:
co.jp            REJECT
u...@domain.com         REJECT

In my access_client I have:
co.jp            REJECT

Output of postconf -n
smtpd_client_restrictions = check_client_access
hash:/usr/local/etc/postfix/client_access       permit
smtpd_recipient_restrictions = permit_mynetworks reject_unauth_destination reject_invalid_hostname warn_if_reject reject_unknown_hostname reject_unauth_pipelining reject_non_fqdn_sender reject_unknown_sender_domain reject_non_fqdn_recipient reject_unknown_recipient_domain warn_if_reject reject_unknown_client reject_non_fqdn_hostname check_client_access
hash:/usr/local/etc/postfix/access_client   check_helo_access
hash:/usr/local/etc/postfix/helo_access        check_sender_access
hash:/usr/local/etc/postfix/sender_access    check_recipient_access
hash:/usr/local/etc/postfix/recipient_access
smtpd_sender_restrictions = check_sender_access
hash:/usr/local/etc/postfix/sender_access

check_client_access expects a connecting IP match not a MAIL FROM match.

Brian

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