host hotmail-com.olc.protection.outlook.com [52.101.41.1]
SMTP error from remote mail server after pipelined end of data:
550 5.7.1 Unfortunately, messages from [112.213.38.42] 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. [Name=Protocol Filter Agent][AGT=PFA][MxId=11BC5CDAC794F13A] [SJ1PEPF00001CDE.namprd05.prod.outlook.com 2025-12-05T08:21:43.801Z 08DE2E6D6B202287]