Subject: WARNING: Message delivery failed

From: "MDaemon at mail3.tyrens.se" <[email-masked]>
Date: Thu, 13 Nov 2025 11:10:29 +0100

===============================================================
=  Greetings from the MDaemon mail system at mail3.tyrens.se  =
===============================================================

The following message:

     Session-ID: 11243419 (specific to this delivery attempt)
       Queue-ID: pd9001000070214.del1763027608.msg
     Message-ID: [email-masked]

could not be delivered to the following recipient(s):

despite one or more unsuccessful attempts to do so.

No further delivery attempts will be made and the message has been removed from the queue.

The original message headers may follow at the end of this report.  For information on DSN messages see http://www.altn.com/dsn/.

Please quote the Queue-ID, Session-ID, and Message-ID found above in any inquiries regarding this message.

========================
=  Session Transcript  =
========================

  REMOTE message: pd9001000070214.del1763027608.msg
  *  Session 11243419; child 0001
  *  From: [email-masked]
  *  To: [email-masked]
  *  Subject: Lär dig hantera dagsljuskraven i Boverkets nya byggregler
  *  Message-ID: <[email-masked]>
  *  Size: 32461; <xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\pd9001000070214.del1763027608.msg>
  *  Route slip host: 172.18.100.52
  *  Route slip port: 25
  Attempting SMTP connection to 172.18.100.52:25
  Waiting for socket connection...
  *  Connection established 172.19.251.5:50476 --> 172.18.100.52:25
  Waiting for protocol to start...
  <-- 220 jrfvir209.tyrens.se Microsoft ESMTP MAIL Service ready at Thu, 13 Nov 2025 11:10:28 +0100
  --> EHLO mail3.tyrens.se
  <-- 250-jrfvir209.tyrens.se Hello [172.18.100.49]
  <-- 250-SIZE 36700160
  <-- 250-PIPELINING
  <-- 250-DSN
  <-- 250-ENHANCEDSTATUSCODES
  <-- 250-STARTTLS
  <-- 250-8BITMIME
  <-- 250-BINARYMIME
  <-- 250 CHUNKING
  --> MAIL From:<[email-masked]> SIZE=32461
  --> RCPT To:<[email-masked]>
  --> DATA
  <-- 250 2.1.0 Sender OK
  <-- 250 2.1.5 Recipient OK
  <-- 354 Start mail input; end with <CRLF>.<CRLF>
  Sending <xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\pd9001000070214.del1763027608.msg> to [172.18.100.52]
  Transfer Complete
  <-- 452 4.3.1 Insufficient system resources (UsedDiskSpace[D:\Program Files\Microsoft\Exchange Server\V15\TransportRoles\data\Queue])
  --> QUIT
  <-- 221 2.0.0 Service closing transmission channel
  *  This message is 2 days old; it has 0 days left to get delivered

========================
=    End Transcript    =
========================