[PLUG] blocked from zen.spamhaus.org

[drew wymore]

On Wed, Dec 10, 2008 at 5:57 PM, Galen Seitz <galens at seitzassoc.com> wrote:

>
> Our Postfix mail server can no longer access the RBL at
> zen.spamhaus.org.  The maillog has many entries like this one:
>
> Dec 10 17:51:58 zinc postfix/smtpd[11092]: warning:
> 114.32.177.128.zen.spamhaus.org: RBL lookup error: Host or domain name
> not found. Name service error for name=114.32.177.128.zen.spamhaus.org
> type=A: Host not found, try again
>
> This seems to have started occurring sometime between late June and
> late August(I know.  I should pay closer attention to the logs.).  I
> wonder if we are being blocked.  I just reviewed the usage policy
> (http://www.spamhaus.org/organization/dnsblusage.html), and our mail
> server is nowhere near the limits for free use.  Has anyone else had
> this happen?  Is there any recourse other than paying for a data feed?
>
> FYI, here's a summary of a typical day's email.
>
>  --------------------- Postfix Begin ------------------------
>
>    26.426M  Bytes accepted                        27,709,260
>    28.286M  Bytes delivered                       29,659,952
>  ========   ================================================
>
>       951   Accepted                                 100.00%
>  --------   ------------------------------------------------
>       951   Total                                    100.00%
>  ========   ================================================
>
>        10   4xx Reject relay denied                    0.44%
>       283   4xx Reject unknown user                   12.44%
>      1953   4xx Reject recipient address              85.85%
>        29   4xx Reject client host                     1.27%
>  --------   ------------------------------------------------
>      2275   Total 4xx Rejects                        100.00%
>  ========   ================================================
>
>      2792   Connections made
>      1088   Connections lost (inbound)
>      2792   Disconnections
>       957   Removed from queue
>       131   Delivered
>       683   Sent via SMTP
>       198   Forwarded
>         6   Resent
>
>        13   Timeout (inbound)
>      1628   RBL lookup error
>       255   Hostname verification errors
>
>
>
>  ---------------------- Postfix End -------------------------
>
> --
> Galen Seitz
> galens at seitzassoc.com
> _______________________________________________
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> PLUG at lists.pdxlinux.org
> http://lists.pdxlinux.org/mailman/listinfo/plug


Looks like a DNS error.

No idea why there would be a reverse IP appended to  zen.spamhaus.org

Drew-