strange blocking behaviour with zen.spamhaus.org

[Jerry Benton]

I was thinking along similar lines. Not a specific DNS server solution, but
more along the lines of a DNS or connectivity interruption.

On Monday, February 11, 2013, Raymond Dijkxhoorn <raymond at prolocation.net>
wrote:
> Hai!
>
> My bet is that you use opendns as dns server? Correct?
>
> Thanks,
> Raymond Dijkxhoorn, Prolocation
>
> Op 11 feb. 2013 om 20:11 heeft "Harondel J. Sibble" <mailscanner at pdscc.com>
het volgende geschreven:
>
>> Anyone using zen.spamhaus.org rbl in MS and at the MTA level, noticing
>> weirdness over the past say week or so?
>>
>> Here's a couple of MTA level examples I've been seeing
>>
>>    Feb 11 06:07:14 ranger1 postfix/smtpd[13327]: NOQUEUE: reject: RCPT
from
>>    alias8.phx2-aud-mta-out5.cnet.com[216.239.122.68]: 554 5.7.1 Service
>>    unavailable; Client host [216.239.122.68] blocked using
zen.spamhaus.org;
>>    from=<newsletters at zdnet.online.com> to=<zdnet at pdscc.com> proto=ESMTP
>>    helo=<alias8.phx2-aud-mta-out5.cnet.com>
>>
>>    Feb 11 07:56:19 ranger1 postfix/smtpd[16391]: NOQUEUE: reject: RCPT
from
>>    lists.freeswitch.org[198.22.64.215]: 554 5.7.1 Service unavailable;
Client
>>    host [198.22.64.215] blocked using zen.spamhaus.org;
>>    from=<freeswitch-users-bounces at lists.freeswitch.org> to=<
help at pdscc.com>
>>    proto=ESMTP helo=<lists.freeswitch.org>
>>
>> These are from mailing lists primarily, and if I check the ip address
noted
>> in the mxtoolbox blacklist check or enter the ip at the spamhaus site,
there
>> is no listing, WTF????
>>
>> --
>> Harondel J. Sibble
>> Sibble Computer Consulting
>> Creating Solutions for the small and medium business computer user.
>> help at pdscc.com (use pgp keyid 0x3AD5C11D) http://www.pdscc.com
>> Blog: http://www.pdscc.com/blog
>> (604) 739-3709 (voice)
>>
>> --
>> MailScanner mailing list
>> mailscanner at lists.mailscanner.info
>> http://lists.mailscanner.info/mailman/listinfo/mailscanner
>>
>> Before posting, read http://wiki.mailscanner.info/posting
>>
>> Support MailScanner development - buy the book off the website!
> --
> MailScanner mailing list
> mailscanner at lists.mailscanner.info
> http://lists.mailscanner.info/mailman/listinfo/mailscanner
>
> Before posting, read http://wiki.mailscanner.info/posting
>
> Support MailScanner development - buy the book off the website!
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.mailscanner.info/pipermail/mailscanner/attachments/20130211/81d4e7bb/attachment.html