Помогите плиз Postfix не отправляет на некоторые адреса приходит ответ
This is the mail system at host mail.vsudur.ru.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
<xx9@udm.ru>: host relay2.mark-itt.ru[217.14.192.20] said: 591 xx9@udm.ru your
host [95.167.179.206] is blacklisted by zen.spamhaus.org. No mail will be
accepted (in reply to RCPT TO command)