[Dnsmasq-discuss] strange list server bounces

Nicholas Weaver nweaver at gmail.com
Tue May 8 20:05:00 BST 2012


On May 8, 2012, at 8:15 AM, starlight at binnacle.cx wrote:

> Hello,
> 
> A problem of some sort exists with the list
> server configuration.  All messages submitted
> from here bounce when relayed by a mature
> 'sendmail' configuration.  Only way to submit
> messages is manually using 'nc' directly to
> one of the MX servers.  Bounce message example
> follows.

Stupid speculation: is your local sendmail reacting badly to ipv6.thekelleys.org.uk only having a AAAA record but no A record?

Since "Unrouteable address" errors are commonly due to "Misconfigured DNS".



> 
> 
> The original message was received at Tue, 8 May 2012 11:05:36 -0400
> from ciannait [172.29.87.10]
> 
>   ----- The following addresses had permanent fatal errors -----
> <dnsmasq-discuss at lists.thekelleys.org.uk>
>    (reason: 550 Unrouteable address)
> 
>   ----- Transcript of session follows -----
> .. while talking to ipv6.thekelleys.org.uk.:
>>>> DATA
> <<< 550 Unrouteable address
> 550 5.1.1 <dnsmasq-discuss at lists.thekelleys.org.uk>... User unknown
> <<< 503-All RCPT commands were rejected with this error:
> <<< 503-Unrouteable address
> <<< 503 Valid RCPT command must precede DATA
> 
> Reporting-MTA: dns; mx.binnacle.cx
> Received-From-MTA: DNS; ciannait
> Arrival-Date: Tue, 8 May 2012 11:05:36 -0400
> 
> Final-Recipient: RFC822; dnsmasq-discuss at thekelleys.org.uk
> Action: failed
> Status: 5.1.1
> Remote-MTA: DNS; ipv6.thekelleys.org.uk
> Diagnostic-Code: SMTP; 550 Unrouteable address
> Last-Attempt-Date: Tue, 8 May 2012 11:06:02 -0400
> 
> Return-Path: <starlight at binnacle.cx>
> Received: from CIANNAIT.binnacle.cx (ciannait [172.29.87.10])
> 	by mx.binnacle.cx (envelope-from <starlight at binnacle.cx>)
> 	(8.14.4/8.14.4) with ESMTP id q48F5ZC3000434
> 	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO)
> 	for <dnsmasq-discuss at lists.thekelleys.org.uk>; Tue, 8 May 2012 11:05:36 -0400
> Message-Id: <6.2.5.6.2.20120508110522.05b99158 at binnacle.cx>
> X-Mailer: QUALCOMM Windows Eudora Version 6.2.5.6
> Date: Tue, 08 May 2012 11:05:34 -0400
> To: dnsmasq-discuss at thekelleys.org.uk
> From: starlight at binnacle.cx
> Subject: test
> Mime-Version: 1.0
> Content-Type: text/plain; charset="us-ascii"
> Received-SPF: pass (mx.binnacle.cx: 172.29.87.10 is whitelisted by SPF-milter whitelist entry)
> 
> test
> 
> _______________________________________________
> Dnsmasq-discuss mailing list
> Dnsmasq-discuss at lists.thekelleys.org.uk
> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss




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