Re: [Exim] Delay 220 greeting to reduce spam?

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Author: Exim User's Mailing List
Date:  
To: Exim User's Mailing List
Subject: Re: [Exim] Delay 220 greeting to reduce spam?
[ On Wednesday, June 2, 2004 at 21:33:47 (+0100), Andrew - Supernews wrote: ]
> Subject: Re: [Exim] Delay 220 greeting to reduce spam?
>
> Callout is a somewhat borderline tactic in any event (certain large
> mail services, superficially an attractive target for callout
> verification due to frequent forgeries, _will_ block you if they catch
> you doing it). We use it only as a way of informing people that they
> are blocking us (turning it on for those specific domains means that
> they get to see their own rejection message in our response).


Hopefully you read those messages too so that you know why they're
rejecting your mail! ;-)

It's long past time for you to fix your broken DNS Andrew!

------- start of forwarded message (RFC 934 encapsulation) -------
Received: from proven.weird.com (5407 bytes)
    by proven.weird.com
    via smail with bsmtp
    (sender: <MAILER-DAEMON>)
    (ident <MAILER-DAEMON> using UNIX)
    id <m1BVf0D-0002elC@???>
    for <woods@???>(owner: <real-woods>);
    (dest:remote)(next: <woods@???>)(D=dotforward)(R=bind_hosts)(T=inet_zone_bind_smtp)
    Wed, 2 Jun 2004 19:18:33 -0400 (EDT)
    (Smail-3.2.0.118-Pre 2004-May-30 #17 built 2004-May-31)
Message-Id: <m1BVf0D-0002elC@???>
Date: Wed, 2 Jun 2004 19:18:33 -0400 (EDT)
From: <MAILER-DAEMON@???>
To: woods@???
Subject: mail failed, returning to sender
Summary: message returned due to delivery errors.
Reference: <m1BVezm-0002WRC@???>
X-Bogosity: No, tests=bogofilter, spamicity=0.000000, version=0.16.4


This is the Smail program running on the host proven.weird.com.

I'm sorry to have to inform you the message being returned below could
not be delivered to one or more of the destinations it was addressed to.

For further assistance, please send mail to your local <postmaster>.

If you do so, please include this problem report. You may delete this
instructional text and any of the body of your original message if you
wish, but please do not delete any of the headers and please do not
change any of the headers or any of the other sections of this report.

|------------------------- Failed addresses follow: ---------------------|
 address 'andrew@???' failed:
    inet_zone_bind_smtp transport reports unknown user:
550-Callback setup failed while verifying <woods@???>
550-Called:   204.92.254.15
550-Sent:     HELO trinity.supernews.net
550-Response: 501-fatal error while validating 'HELO' host name 'trinity.supernews.net'.
550-501-connection rejected from trinity.ranger.supernews.net remote address [216.168.1.22].
550-501-Reason given was:
550-501-  None of the existing reverse DNS PTRs for your remote address
550-501-  [216.168.1.22] has a hostname matching 'trinity.supernews.net'.  Your
550-501   reverse DNS is likely misconfigured
550-The initial connection, or a HELO or MAIL FROM:<> command was
550-rejected. Refusing MAIL FROM:<> does not help fight spam, disregards
550-RFC requirements, and stops you from receiving standard bounce
550-messages. This host does not accept mail from domains whose servers
550-refuse bounces.
550 Sender verify failed



|------------------------- Message text follows: ------------------------|
Received: from localhost (2016 bytes)
    by proven.weird.com
    via sendmail with STDIO
    (sender: <woods>)
    (ident <woods> using UNIX)
    id <m1BVezm-0002WRC@???>
    for <andrew@???>;
    (dest:local)(R=bind_hosts)(T=error)
    Wed, 2 Jun 2004 19:18:06 -0400 (EDT)
    (Smail-3.2.0.118-Pre 2004-May-30 #17 built 2004-May-31)
Message-Id: <m1BVezm-0002WRC@???>
Date: Wed, 2 Jun 2004 19:18:06 -0400 (EDT)
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
From: "Greg A. Woods" <woods@???>
To: "Andrew - Supernews" <andrew@???>
Subject: Re: [Exim] Delay 220 greeting to reduce spam?
In-Reply-To: <E1BVcQy-0008V5-Lb@???>
References: <40BD1E06.7010407@???>
    <51D09D8E-B4CB-11D8-83E7-0030656CF512@???>
    <E1BVbeA-0007OW-Hp@???>
    <DE343765-B4D1-11D8-83E7-0030656CF512@???>
    <E1BVcQy-0008V5-Lb@???>
X-Mailer: VM 7.18 under Emacs 21.3.1
Reply-To: "Greg A. Woods" <woods@???>
Organization: Planix, Inc.; Toronto, Ontario; Canada


[[ original body moved above :-) ]]
------- end -------

--
                        Greg A. Woods


+1 416 218-0098                  VE3TCP            RoboHack <woods@???>
Planix, Inc. <woods@???>          Secrets of the Weird <woods@???>