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Article: 772
From: Gianni Arru
Date: 2005-12-19 17:31:27 -0500
Subject: Re: milter-spiff - mail from: <>

Removal...........: milters-request@milter.info?subject=remove
More information..: http://www.milter.info/#Support
--------------------------------------------------------

On 19 Dec 2005 at 13:50, sladewig wrote:

Date sent:      	Mon, 19 Dec 2005 13:50:53 -0600
From:           	sladewig <sladewig@bankinfo.com>
To:             	milters@milter.info
Subject:        	[milters] Re: milter-spiff - mail from: <>
Send reply to:  	milters@milter.info

> Removal...........: milters-request@milter.info?subject=remove
> More information..: http://www.milter.info/#Support
> --------------------------------------------------------
> 
> Gianni Arru wrote:
> > Hi again, I forgot this last matter.
> > 
> > Sometimes I get:
> > Dec 19 19:33:31 m-node-2 milter-spiff[11022]: 01045 jBJIXUfq011021: reply 451 4.
> > 4.3 sender <> via xxx.xxx.xxx.xxx SPF result TempError: DNS name not found
> > 
> > 
> > Probably is a bounce, or not...
> > My doubt is why, on a null sender address, milter-spiff gives a "DNS name
not found" 
> > error?
> 
> I have seen this also and noticed the ip address usually doesn't have 
> any reverse dns associated with it at all. Figured that's the way it 
> should work.
> 

I made this check and all IP have reverse DNS associated.

This error is very rare. milter-spiff is reporting this error on only 3-4 IPs, since is a
4.x.x 
dsn error, they are trying to deliver at regular intervals.

One of this:
> 64.5.44.18

Nome:    really.ugly.net
Address:  64.5.44.18


It's all spam or worms, however. :-)


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