Передайте, пожалуйста, адресату.

----- Forwarded message from Mail Delivery System <MAILER-DAEMON@altlinux.org> -----

Date: Tue, 24 Jul 2018 11:18:43 +0300 (MSK)
From: Mail Delivery System <MAILER-DAEMON@altlinux.org>
To: girar-builder@altlinux.org
Subject: Undelivered Mail Returned to Sender

This is the mail system at host smtp.altlinux.org.

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

<shakirov@cg.ru> (expanded from <snejok@altlinux.org>): host
    mail.cg.ru[217.198.1.91] said: 554 5.7.1 This message has been blocked
    because it is from a FortiGuard - AntiSpam black IP address.(connection
    black ip 194.107.17.36) (in reply to MAIL FROM command)

[...]
----- End forwarded message -----

-- 
ldv