Re: (LVRR) AT&T is blocking our listmail

["Roger Kirkpatrick" <caboose9_@_charter.net>]

As I understand it, the program mentioned by AT&T in their error message is
an anti spam program designed to catch unusually large numbers of messages
&/or a number of unusually large messages from a mail source and block such
sites on the assumption that it is being used to spread spam.


Subject: (LVRR) AT&T is blocking our listmail
>
> It has come to my attention that AT&T is blocking all Railfan.net listmail
> for an unknown reason as of early this morning.
>
> This is the error message AT&T included in the
> bounced listmail we have been getting:
> (reason: 550-64.200.84.10 blocked by blacklist.mail.ops.worldnet.att.net.)

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End of (LVRR-digest) V1 #520
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