Mike McCarthy, W1NR wrote:
> Your IP address is flagged as spam in Real Time Block Lists. Are you
> using a dynamic IP address? You may have a mis-configured server that is
> allowing spammers to relay through your server. Another possibility is
> your system is compromised with a spambot.
>
Why are you top-posting?
And another reason it may be blocked is the same reason *I* get blocked a
few times a year: those spam blockers that block mailhosts. 20 years ago,
sure. But when you have a domain hosted, as I do, at Hostmonster, and
since I'm not paying for a business account, there are literally tens or
hundreds of thousands of domains whose email is going through them, I
don't care how many admins you have, you can't keep up with the scum...
and so EVERY SINGLE BLOODY DOMAIN'S EMAIL in all those is blocked.
They don't seem to look for "spam from many domains from the same
mailserver", just "is a lot of spam coming from that mailhost".
I first ran into that in the early oghts, when one of them blocked ALL
EMAIL from Chicago roadrunner.. which was most of the folks online in the
entire city of Chicago.
mark
>
>
> On 07/24/2018 07:31 AM, TE Dukes wrote:
>
>> OK, not sure what happened, my response was rejected by Centos:
>>
>>
>> Reason: There was an error while attempting to deliver your message
>> with [Subject: "RE: Mail has quit working"] to
>> centos@xxxxxxxxxx. MTA p3plwbeout03-06.prod.phx3.secureserver.net
>> received this response from the destination host IP - 208.100.23.70 -
>> 554 , 554 5.7.1 Service unavailable; Client host [72.167.218.218]
>> blocked using ix.dnsbl.manitu.net; Your e-mail service was detected by
>> mail.ixlab.de (NiX Spam) as spamming at Tue, 24 Jul 2018 11:45:20
>> +0200. Your admin should visit
>> http://www.dnsbl.manitu.net/lookup.php?value=72.167.218.218
>> ..
>>
>>
>> So, I'm trying a third time:
>>
>>
>> On 24/07/18 13:46, Nataraj wrote:
>>
>>> Simply telnet to mailserver on port 25 and type what I've shown,
>>>
>> This is pointless because he's complaining about cron and system emails
>> which use the sendmail command are submitted through the pickup
>> service, not port 25/smtp (in fact, if you're submitting any mail via
>> port 25 you're doing it wrong but that's another discussion).
>>
>> TE Dukes:
>>
>>
>> Please do the following (lines that start with # should be run as root,
>> lines that start with $ should be run as a local user):
>>
>> Install the mail command which is an easy interface to the sendmail
>> command and thus the pickup service.
>>
>> # yum install mailx
>> # tail -n0 -f /var/log/maillog
>>
>>
>> ....then in another window (replace someuser@xxxxxxxxxxx with your own
>> email address):
>>
>> $ mail -s 'Test Email' someuser@xxxxxxxxxxx <<< "This is a test"
>>
>>
>> .... wait a minute for postfix to have a chance to process and send the
>> message, then break out of the tail command and copy/paste the output
>> into your reply.
>>
>> Then also copy and paste the output of the following:
>>
>>
>> $ postconf -nf; postconf -Mf
>>
>>
>> If I need any more info after that I'll let you know.
>>
>>
>>
>> Peter
>> _______________________________________________
>> CentOS mailing list
>> CentOS@xxxxxxxxxx
>> https://lists.centos.org/mailman/listinfo/centos
>>
>>
>> Here's the output from tail:
>>
>>
>> Jul 24 07:00:21 ts130 postfix/pickup[4017]: 338CA811240E: uid=0
>> from=<root> Jul 24 07:00:21 ts130 postfix/cleanup[7047]: 338CA811240E:
>> message-id=<20180724110021.338CA811240E@xxxxxxxxxxxxxxxxxxxxxxxxx> Jul 24
>> 07:00:21 ts130 postfix/qmgr[8283]: 338CA811240E:
>> from=<root@xxxxxxxxxxxxxxxxxxxxxxxxx>, size=461, nrcpt=1 (queue active)
>> Jul 24 07:00:22 ts130 postfix/smtpd[7112]: connect from
>> localhost[127.0.0.1] Jul 24 07:00:22 ts130 postfix/smtpd[7112]:
>> 468E581DAB6C:
>> client=localhost[127.0.0.1] Jul 24 07:00:22 ts130 postfix/cleanup[7047]:
>> 468E581DAB6C:
>> message-id=<20180724110021.338CA811240E@xxxxxxxxxxxxxxxxxxxxxxxxx> Jul 24
>> 07:00:22 ts130 postfix/qmgr[8283]: 468E581DAB6C:
>> from=<root@xxxxxxxxxxxxxxxxxxxxxxxxx>, size=946, nrcpt=1 (queue active)
>> Jul 24 07:00:22 ts130 postfix/smtpd[7112]: disconnect from
>> localhost[127.0.0.1] Jul 24 07:00:22 ts130 amavis[423]: (00423-02) Passed
>> CLEAN
>> {RelayedInbound}, [127.0.0.1] <root@xxxxxxxxxxxxxxxxxxxxxxxxx> ->
>> <tdukes@xxxxxxxxxxxxxxxxxxx>, Message-ID:
>> <20180724110021.338CA811240E@xxxxxxxxxxxxxxxxxxxxxxxxx>, mail_id:
>> 8sW4ZXrbEdBD, Hits: 1.766, size: 461, queued_as: 468E581DAB6C, 1094 ms
>> Jul 24 07:00:22 ts130 postfix/smtp[7049]: 338CA811240E:
>> to=<tdukes@xxxxxxxxxxxxxxxxxxx>, relay=127.0.0.1[127.0.0.1]:10024,
>> delay=1.1, delays=0.04/0/0/1.1, dsn=2.0.0, status=sent (250 2.0.0 from
>> MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as 468E581DAB6C)
>> Jul 24 07:00:22 ts130 postfix/qmgr[8283]: 338CA811240E: removed
>> Jul 24 07:00:22 ts130 dovecot: lda(tdukes):
>> msgid=<20180724110021.338CA811240E@xxxxxxxxxxxxxxxxxxxxxxxxx>: saved
>> mail to INBOX Jul 24 07:00:22 ts130 postfix/local[7113]: 468E581DAB6C:
>> to=<tdukes@xxxxxxxxxxxxxxxxxxx>, relay=local, delay=0.11,
>> delays=0.03/0.01/0/0.07, dsn=2.0.0, status=sent (delivered to command:
>> /usr/libexec/dovecot/dovecot-lda -f "$SENDER" -a "$RECIPIENT")
>> Jul 24 07:00:22 ts130 postfix/qmgr[8283]: 468E581DAB6C: removed
>> Jul 24 07:04:04 ts130 postfix/smtpd[7053]: timeout after END-OF-MESSAGE
>> from localhost[127.0.0.1] Jul 24 07:04:04 ts130 postfix/smtpd[7053]:
>> disconnect from localhost[127.0.0.1] Jul 24 07:05:59 ts130
>> postfix/qmgr[8283]: C33128410546:
>> from=<root@xxxxxxxxxxxxxxxxxxxxxxxxx>, size=949, nrcpt=1 (queue active)
>>
>> Here's the output from postconf:
>>
>>
>> smtp inet n - n - - smtpd -o content_filter=spamassassin
>> pickup unix n - n 60 1 pickup cleanup unix n - n - 0 cleanup qmgr unix n -
>> n 300 1 qmgr tlsmgr unix - - n 1000? 1 tlsmgr rewrite unix - - n - -
>> trivial-rewrite bounce unix - - n - 0 bounce defer unix - - n - 0 bounce
>> trace unix - - n - 0 bounce verify unix - - n - 1 verify flush unix n - n
>> 1000? 0 flush
>> proxymap unix - - n - - proxymap proxywrite unix - - n - 1 proxymap smtp
>> unix - - n - - smtp relay unix - - n - - smtp showq unix n - n - - showq
>> error unix - - n - - error retry unix - - n - - error discard unix - - n
>> - - discard
>> local unix - n n - - local virtual unix - n n - - virtual lmtp unix - - n
>> - - lmtp
>> anvil unix - - n - 1 anvil scache unix - - n - 1 scache spamassassin unix
>> - n n - - pipe
>> flags=R user=spamd argv=/usr/bin/spamc -e /usr/sbin/sendmail -oi -f
>> ${sender} ${recipient}
>> smtp-amavis unix - - n - 2 smtp -o smtp_data_done_timeout=1200 -o
>> smtp_send_xforward_command=yes -o disable_dns_lookups=yes
>> 127.0.0.1:10025 inet n - n - - smtpd
>> -o content_filter= -o local_recipient_maps= -o relay_recipient_maps=
>> -o smtpd_restriction_classes= -o smtpd_client_restrictions=
>> -o smtpd_helo_restrictions= -o smtpd_sender_restrictions=
>> -o smtpd_recipient_restrictions=permit_mynetworks,reject
>> -o mynetworks=127.0.0.0/8 -o strict_rfc821_envelopes=yes
>> -o smtpd_error_sleep_time=0 -o smtpd_soft_error_limit=1001
>> -o smtpd_hard_error_limit=1000
>>
>>
>> Thanks
>>
>>
>>
>> _______________________________________________
>> CentOS mailing list
>> CentOS@xxxxxxxxxx
>> https://lists.centos.org/mailman/listinfo/centos
>>
>
> _______________________________________________
> CentOS mailing list
> CentOS@xxxxxxxxxx
> https://lists.centos.org/mailman/listinfo/centos
>
>
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