Alle paar Monate wieder:
Code
Action: failed
Final-Recipient: rfc822;somebody.name@outlook.de
Status: 5.0.0
Remote-MTA: dns; eur.olc.protection.outlook.com
Diagnostic-Code: smtp; 550 5.7.1 Unfortunately, messages from [152.89.104.52] weren't sent. Please contact your Internet service provider since part of their network is on our block list (S3150). You can also refer your provider to http://mail.live.com/mail/troubleshooting.aspx#errors. [VE1EUR02FT060.eop-EUR02.prod.protection.outlook.com]
Ticket bei Microsoft ist erstellt.