From usera@srv-a
From: Mail Delivery System <postmaster-dsn@srv-a>
To: <userA@srv-a>
Subject: Mail delivery failed: returning message to sender
Message-ID: <chasquid-dsn-*
Date: *
In-Reply-To: *
References: *
X-Failed-Recipients: userB@srv-b, 
Auto-Submitted: auto-replied
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
    boundary="???????????"


--???????????
Content-Type: text/plain; charset="utf-8"
Content-Disposition: inline
Content-Description: Notification
Content-Transfer-Encoding: 8bit

Delivery of your message to the following recipient(s) failed permanently:

  - userB@srv-b


Technical details:
- "userB@srv-b" (EMAIL) failed permanently with error:
    MAIL+RCPT 550 5.7.23 SPF check failed: matched all


--???????????
Content-Type: message/global-delivery-status
Content-Description: Delivery Report
Content-Transfer-Encoding: 8bit

Reporting-MTA: dns; srv-a

Original-Recipient: utf-8; userB@srv-b
Final-Recipient: utf-8; userB@srv-b
Action: failed
Status: 5.0.0
Diagnostic-Code: smtp; MAIL+RCPT 550 5.7.23 SPF check failed: matched all



--???????????
Content-Type: message/rfc822
Content-Description: Undelivered Message
Content-Transfer-Encoding: 8bit

Received: from localhost
	by srv-A (chasquid) with ESMTPSA
	tls *
	(over *
	; *
Subject: Prueba desde el test

Crece desde el test el futuro
Crece desde el test


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