Мне на почту приходят вот такие письма:
A message that you sent was rejected by the local scanning code that
checks incoming messages on this system. The following error was given:

Non local domain mail.ru in From header

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Date: Sat, 19 Apr 2014 19:52:21 +0600

Напишите пожалуйста как исправить эту ошибку. Хостер уверяет, что это не его проблема.