Subject: Undeliverable: Förstår du dagsljuskraven i Boverkets nya byggregler?

From: <[email-masked]>
Date: Tue, 7 Oct 2025 06:22:38 +0000

Delivery has failed to these recipients or groups:

[email-masked]<mailto:[email-masked]>
Your message couldn't be delivered. Despite repeated attempts to deliver your message connection time outs with the recipient's email server prevented delivery.

Contact the recipient by some other means (by phone, for example) and ask them to tell their email admin that it appears that their email system is timing out when your email system is trying to connect to it. Give them the error details shown below. It's likely that the recipient's email admin is the only one who can fix this problem.

For more information and tips to fix this issue see this article: https://go.microsoft.com/fwlink/?LinkId=389361.

Diagnostic information for administrators:

Generating server: AS8PR03MB9072.eurprd03.prod.outlook.com
Receiving server: AS8PR03MB9072.eurprd03.prod.outlook.com

[email-masked]
10/7/2025 6:22:38 AM - Server at AS8PR03MB9072.eurprd03.prod.outlook.com returned '550 5.4.315 Message expired, connection timed out(Socket error code 10060)'
10/7/2025 6:20:41 AM - Server at remote.bodenror.se (81.235.207.157) returned '450 4.4.315 Connection timed out [Message=Socket error code 10060] [LastAttemptedServerName=remote.bodenror.se] [LastAttemptedIP=81.235.207.157:25] [SmtpSecurity=-2;-2] [DU6PEPF000230D5.eurprd08.prod.outlook.com 2025-10-07T06:21:02.460Z 08DE0372C4C5BD65](Socket error code 10060)'

Original message headers:

From: Svensk Energiutbildning <[email-masked]>
To: [email-masked]
Reply-To: [email-masked]
Subject: Förstår du dagsljuskraven i Boverkets nya
 byggregler?
Date: Mon, 06 Oct 2025 08:21:58 +0200
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Subject: Förstår du dagsljuskraven i Boverkets nya byggregler?
From: Svensk Energiutbildning <[email-masked]>
To: [email-masked]
Date: Mon, 06 Oct 2025 08:21:58 +0200

Dagsljuskraven i Boverkets nya byggreglerKurs om hur man hanterar de nya kraven på dagsljus i byggnader och 
vad de innebär för tillsyn, byggnadsutformning och användbarhet.