your message could not,be delivered to one or more recipients.

[Jean-David Beyer]

This is the mail system at host omr-m007e.mx.aol.com.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<gnupg-users at gnupg.org>: host kerckhoffs.g10code.com[217.69.77.222] said:
    451-204.29.186.9 is not yet authorized to deliver mail from 451
    <jeandavid8 at verizon.net> to <gnupg-users at gnupg.org>. Please try
later. (in
    reply to RCPT TO command)

_____

Reporting-MTA: dns; omr-m007e.mx.aol.com
X-Outbound-Mail-Relay-Queue-ID: 58F77380004C
X-Outbound-Mail-Relay-Sender: rfc822; jeandavid8 at verizon.net
Arrival-Date: Wed, 15 Nov 2017 09:01:43 -0500 (EST)

Final-Recipient: rfc822; gnupg-users at gnupg.org
Original-Recipient: rfc822;gnupg-users at gnupg.org
Action: failed
Status: 4.0.0
Remote-MTA: dns; kerckhoffs.g10code.com
Diagnostic-Code: smtp; 451-204.29.186.9 is not yet authorized to deliver
mail
    from 451 <jeandavid8 at verizon.net> to <gnupg-users at gnupg.org>. Please try
    later.

__________
>From where does it get port 451? My SMTP port is 465
204.29.186.9 is my ISP for e-mail: AOL.

-- 
  .~.  Jean-David Beyer          Registered Linux User 85642.
  /V\  PGP-Key:166D840A 0C610C8B Registered Machine  1935521.
 /( )\ Shrewsbury, New Jersey    http://linuxcounter.net
 ^^-^^ 08:40:01 up 1 day, 15:55, 2 users, load average: 4.81, 4.90, 4.72