Письмо возвращается вот с такой вот ошибкой:
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This message was created automatically by mail delivery software.
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
avtory@igromania.ru
SMTP error from remote mailer after RCPT TO:<avtory@igromania.ru>:
host mx01.nicmail.ru [194.85.88.235]: 550
avtory@igromania.ru prohibited. We do not relay
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Пробовал с разных адресов - не помогает