nanog mailing list archives

Re: Blocking mail from bad places


From: "James R. Cutler" <james.cutler () consultant com>
Date: Thu, 05 Apr 2007 15:08:51 -0400

At 4/5/2007 08:38 AM -0700, Thomas Leavitt wrote:

One problem with the "bounce" solution is that <snip/>
==========================
So, I (Cutler) add:

And, even the best-intentioned bounce messages often give lots of data, but no information, thus increasing the noise to signal ratio. For example, Paul most likely knows what the following means to him. To me it just means I can't send mail to Paul.

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  paul () vix com
    SMTP error from remote mailer after RCPT TO:<paul () vix com>:
host sa.vix.com [204.152.187.1]: 553 5.7.1 Service unavailable; Client host [209.86.89.61] blocked using reject-all.vix.com; created / reason

------ This is a copy of the message, including all the headers. ------



-
James R. Cutler
james.cutler () consultant com

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