[64388] in North American Network Operators' Group
Re: Heads-up: AT&T apparently going to whitelist-only inbound mail
daemon@ATHENA.MIT.EDU (Brian Bruns)
Tue Oct 21 18:10:52 2003
From: "Brian Bruns" <bruns@2mbit.com>
To: "Mike Tancsa" <mike@sentex.net>,
"Marshall Eubanks" <tme@multicasttech.com>
Cc: <nanog@nanog.org>
Date: Tue, 21 Oct 2003 18:09:20 -0400
X-SA-Exim-Mail-From: bruns@2mbit.com
Errors-To: owner-nanog-outgoing@merit.edu
I'm getting nothing but timeouts at this point to any of att's mail servers.
Nothing going through at all.
--------------------------
Brian Bruns
The Summit Open Source Development Group
Open Solutions For A Closed World / Anti-Spam Resources
http://www.sosdg.org
ICQ: 8077511
----- Original Message -----
From: "Marshall Eubanks" <tme@multicasttech.com>
To: "Mike Tancsa" <mike@sentex.net>
Cc: <nanog@nanog.org>
Sent: Tuesday, October 21, 2003 5:57 PM
Subject: Re: Heads-up: AT&T apparently going to whitelist-only inbound mail
>
> Here is my experience (names are changed to protect...) :
>
> Failed to deliver to 'AAA@att.com'
> SMTP module(domain att.com) reports:
> message text rejected by ckmsi2.att.com:
> 550 5.7.1 Your message was rejected as possible spam. Please call your
> AT&T contact. [3]
>
> Failed to deliver to 'BBB@att.com'
> SMTP module(domain att.com) reports:
> message text rejected by ckmsi2.att.com:
> 550 5.7.1 Your message was rejected as possible spam. Please call your
> AT&T contact. [3]
>
> Failed to deliver to 'CCC@att.com'
> SMTP module(domain att.com) reports:
> message text rejected by ckmsi2.att.com:
> 550 5.7.1 Your message was rejected as possible spam. Please call your
> AT&T contact. [3]
>
> Failed to deliver to 'DDD@att.com'
> SMTP module(domain att.com) reports:
> message text rejected by ckmsi2.att.com:
> 550 5.7.1 Your message was rejected as possible spam. Please call your
> AT&T contact. [3]
>
> Failed to deliver to 'EEE@att.com'
> SMTP module(domain att.com) reports:
> message text rejected by ckmsi2.att.com:
> 550 5.7.1 Your message was rejected as possible spam. Please call your
> AT&T contact. [3]
>
>
>
>
> On Tuesday, October 21, 2003, at 05:46 PM, Mike Tancsa wrote:
>
> >
> >
> > Wow, this sounds like a pretty extreme shotgun approach. (or is it
> > April 1st somewhere). Is AT&T going to make this whitelist publicly
> > available ? Perhaps if there was some global white list that everyone
> > could consult against, it might be a little more useable. Still, what
> > do you do about multi-stage relays ?
> >
> > ---Mike
> >
> >
