[amsat-bb] Is anyone else getting this message when addressing Amast-bb@amsat.org?

["Roger Kolakowski" <rogerkola@xxxxxxx>]

On my posts to the bb I get the following return (I have changed the .com to
.xxx for safety purposes), am I alone in this?:

The message that you sent was undeliverable to the following:

    %m1bd492@agea.XXX.ar (550 No such recipient)

Information about your message:

Possibly truncated original message follows:
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