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

From: <[email-masked]>
Date: Tue, 7 Oct 2025 06:27:18 +0000

Delivery has failed to these recipients or groups:

[email-masked]<mailto:[email-masked]>
Your message wasn't delivered. Despite repeated attempts to deliver your message, a connection to the remote server couldn't be made.

Contact the recipient by some other means (by phone, for example) and ask them to tell their email admin that it appears that your email system is unable to connecto their email system. 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: GVYP280MB1131.SWEP280.PROD.OUTLOOK.COM
Receiving server: GVYP280MB1131.SWEP280.PROD.OUTLOOK.COM

[email-masked]
10/7/2025 6:27:18 AM - Server at GVYP280MB1131.SWEP280.PROD.OUTLOOK.COM returned '550 5.4.317 Message expired, cannot connect to remote server(SubjectMismatch. Expected Subject: *.bravida.net. Presented Subject: CN=mail555.mymessagelabs.com, O=Broadcom Inc., L=Palo Alto, S=California, C=US. Thumbprint: 1B15ACD617DD4028597A5D4AC341E36070BD49C1.)'
10/7/2025 6:17:14 AM - Server at bravida.net (34.91.159.228) returned '450 4.4.317 Cannot establish session with remote server [Message=SubjectMismatch. Expected Subject: *.bravida.net. Presented Subject: CN=mail555.mymessagelabs.com, O=Broadcom Inc., L=Palo Alto, S=California, C=US. Thumbprint: 1B15ACD617DD4028597A5D4AC341E36070BD49C1.] [LastAttemptedServerName=bravida.net] [LastAttemptedIP=34.91.159.228:25] [SmtpSecurity=-1;-1] [GV2PEPF0000001A.SWEP280.PROD.OUTLOOK.COM 2025-10-07T06:17:17.140Z 08DE052187E3AB51](SubjectMismatch. Expected Subject: *.bravida.net. Presented Subject: CN=mail555.mymessagelabs.com, O=Broadcom Inc., L=Palo Alto, S=California, C=US. Thumbprint: 1B15ACD617DD4028597A5D4AC341E36070BD49C1.)'

Original message headers:

Authentication-Results-Original: mx.messagelabs.com; spf=pass
   (server-5.tower-855.messagelabs.com: domain of post.nuhet.se designates
   85.118.203.81 as permitted sender) smtp.mailfrom=post.nuhet.se;   dkim=none
 (message not signed); dmarc=none (no record)   header.from=svenut.se
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 08:23:14 +0200
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X-Forefront-Antispam-Report: CIP:195.245.230.105;CTRY:GB;LANG:sv;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail6.bemta41.messagelabs.com;PTR:mail6.bemta41.messagelabs.com;CAT:NONE;SFS:(13230040)(82310400026)(31092699021)(12012899012)(2092899012)(4022899009)(69100299015)(3072899012)(8096899003)(4076899003);DIR:INB;
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Oct 2025 06:23:16.9343
 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: 31ed9a27-631c-4af3-6aee-08de04a0d651
X-MS-Exchange-CrossTenant-Id: 6a6fd072-34e1-443b-b5a2-2b9bfdacd6e7
X-MS-Exchange-CrossTenant-AuthSource: AM4PEPF00025F95.EURPRD83.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Anonymous
X-MS-Exchange-CrossTenant-FromEntityHeader: Internet
X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV3P280MB0916
X-OrganizationHeadersPreserved: GV3P280MB0916.SWEP280.PROD.OUTLOOK.COM
X-OriginatorOrg: bravidagroup.onmicrosoft.com
X-CrossPremisesHeadersFilteredByDsnGenerator:
        GVYP280MB1131.SWEP280.PROD.OUTLOOK.COM

Subject: Förstår du dagsljuskraven i Boverkets nya byggregler?
From: Svensk Energiutbildning <[email-masked]>
To: [email-masked]
Date: Mon, 06 Oct 2025 08:23:14 +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.