Ziplip.com doesn't zip with greylisting

Michael Ghens michael@spconnect.com
Thu Dec 18 03:45:44 UTC 2003


Vanity email domains on zzn.com does not like greylisting.


----- Original Message ----- 
From: "Tim Wicinski" <tim@meer.net>
To: "Gary Mills" <mills@cc.UManitoba.CA>
Cc: <dcc@calcite.rhyolite.com>
Sent: Wednesday, December 17, 2003 7:09 PM
Subject: Re: Ziplip.com doesn't zip with greylisting


> Gary,
>
> I've gotten two complaints today about servers getting a greylisting
> embargo caused mail to be rejected.  Mine came from CUNYVM.CUNY.EDU
>
> Attempted mail delivery to remote mail server at least 2 times, now
> giving up.  Last error message was:
> 452 4.2.1 mail hBI0J2Ff087088 from 128.228.1.2 temporary greylist
embargoed
>
> I have one other as well I'm trying to chase down.
>
> I'm using the stock embargo time limits.
>
>
> Gary Mills wrote:
>
> > I had a complaint that e-mail from ziplip.com users was no longer
> > working since I set up greylisting on our mail servers.  To confirm
> > this, I set up a free e-mail account on ziplip.com, and sent myself
> > some mail.  This showed up in the sendmail log:
> >
> >   Dec 17 20:01:35 electra sm-mta[22449]: [ID 801593 mail.info]
hBI21WiJ022449: to=<mills@cc.umanitoba.ca>, delay=00:00:02, pri=30750,
stat=mail hBI21WiJ022449 from 128.242.109.121 temporary greylist embargoed
> >
> > A message beginning this way also appeared in my ziplip.com INBOX:
> >
> >   Mail Delivery Error.
> >
> >   Unable to Deliver to the following recipient(s).
> >   <mills@cc.umanitoba.ca>:
> >   electra.cc.umanitoba.ca:452 4.2.1 mail hBI21WiJ022449 from
128.242.109.121
> >   temporary greylist embargoed
> >
> > Apparently, ziplip.com's e-mail system treats this as a permanent
> > failure, and does not retry delivery.  I'm not impressed!
> >
> > Are there any other mail systems that behave this way?  Is there
> > anything I can do in DCC to allow their mail to get through?  They
> > seem to use a bunch of outgoing SMTP servers.  I suppose that
> > greylist whitelisting by HELO or mail host are my only choices.
> >
>
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