Subject: Delivery Status Notification

From: Mail Delivery Service <[email-masked]>
Date: Tue, 20 May 2025 12:05:27 +0200

- These recipients of your message have been processed by the mail server:
[email-masked]; Failed; 5.3.0 (other or undefined mail system status)

    Remote MTA gmail-smtp-in.l.google.com: network error

 - SMTP protocol diagnostic: 550-5.7.26 The MAIL FROM domain [post.nuhet.se] has an SPF record with a hard\r\n550-5.7.26 fail policy (-all) but it fails to pass SPF checks with the ip:\r\n550-5.7.26 [217.169.118.20]. To best protect our users from spam and phishing,\r\n550-5.7.26 the message has been blocked. For instructions on setting up\r\n550-5.7.26 authentication, go to\r\n550 5.7.26  https://support.google.com/mail/answer/81126#authentication 4fb4d7f45d1cf-6005ae32735si7547992a12.322 - gsmtp