Subject: Delivery Status Notification (Failure)

From: Mail Delivery Subsystem <[email-masked]>
Date: Wed, 07 Jan 2026 23:00:46 -0800 (PST)

** Address not found **

Your message wasn't delivered to [email-masked] because the domain umea.com couldn't be found. Check for typos or unnecessary spaces and try again.

The response was:

DNS Error: DNS type 'a' lookup of mx2.bredband.com responded with code NXDOMAIN
DNS type 'aaaa' lookup of mx2.bredband.com responded with code NXDOMAIN
b
	s6EzmdIh2oV+9ftAvrTloIE4cwPQMKgo8iGqhvOtD7/kn55fomlrmrh6MPSxVbbwzWPz0MuVKeD
	JRRpAu+gxYIMcY9OthLD/sOQt7vLvXxFbwnTHUjcAuvj2SCjMSbMx
From: Svensk Energiutbildning <[email-masked]>
To: [email-masked]
Reply-To: [email-masked]
Subject: Kurs om tappvattensystem - energieffektivisering och legionella
Date: Thu, 08 Jan 2026 08:00:45 +0100