el correo sale pero no llega

[Arturo]

He hecho todo lo que me has dicho y nada , este fichero /etc/postfix/main.conf no existia y lo he creado con los datos que me has pasado, pero la cosa sigue igual.


Esto es lo que me dice:

This is an automatically generated Delivery Status Notification

Delivery to the following recipient failed permanently:

admin@domain.ltd

Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the recipient domain. We recommend contacting the other email provider for further information about the cause of this error. The error that the other server returned was: 550 550 5.7.1 <admin@domain.ltd>: Recipient address rejected: Mail appeared to be SPAM or forged. Ask your Mail/DNS-Administrator to correct HELO and DNS MX settings or to get removed from DNSBLs; MTA helo: mail-fx0-f220.google.com, MTA hostname: mail-fx0-f220.google.com[209.85.220.220] (helo/hostname mismatch) (state 14).

----- Original message -----

MIME-Version: 1.0
Received: by 10.103.105.1 with SMTP id h1mr809335mum.13.1238794931132; Fri, 03
Apr 2009 14:42:11 -0700 (PDT)
In-Reply-To: <2a225e1ec6f089b63aa3fe447ea479e9.squirrel@webmail.domain.ltd>
References: <2a225e1ec6f089b63aa3fe447ea479e9.squirrel@webmail.domain.ltd>
Date: Fri, 3 Apr 2009 23:42:11 +0200
Message-ID: <f814e1330904031442s761cba42wddd36c13f4b6dcc7@mail.gmail.com>
Subject: Re: testq
From: Arturo <arturobarx@gmail.com>
To: admin@domain.ltd
Content-Type: multipart/alternative; boundary=0016363ba798d1da3c0466ad6b98

--0016363ba798d1da3c0466ad6b98
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
test




----- Message truncated -----



Gracias