Subject: Delivery Status Notification (Failure)

From: Mail Delivery Subsystem <[email-masked]>
Date: Sat, 06 Dec 2025 23:10:29 -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
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	lvkn1lROrVyf5P8rfnbp1dMCXng8X9qSTlApohAemTNHlZv0PVHgc3F6/803fkTYAuYc2dJxhHb
	k1yopG1CR+ElB0RP7xcRqGNv5LVuNl3e5ByQWiBRhsJRnI+L6PrGo
From: Svensk Energiutbildning <[email-masked]>
To: [email-masked]
Reply-To: [email-masked]
Subject: Kurs om hur energiförluster minskas i VVC- och
 tappvattensystem
Date: Sun, 07 Dec 2025 08:10:28 +0100