| May 26 14:05:11 server postfix/smtp[2805248]: 79E1DFDD: to=<REDACTED@outlook.com>, relay=outlook-com.olc.protection.outlook.com[52.101.73.23]:25, delay=0.84, delays=0.1/0/0.66/0.08, dsn=5.7.1, status=bounced (host outlook-com.olc.protection.outlook.com[52.101.73.23] said: 550 5.7.1 Unfortunately, messages from [3.208.32.109] weren't sent. Please contact your Internet service provider since part of their network is on our block list (S3140). You can also refer your provider to http://mail.live.com/mail/troubleshooting.aspx#errors. [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB35C08D2A6FEF] [AMS0EPF00000191.eurprd05.prod.outlook.com 2025-05-26T19:05:11.297Z 08DD9AE048F3FA2E] (in reply to MAIL FROM command))
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| May 26 14:05:11 server postfix/smtp[2805248]: 79E1DFDD: lost connection with outlook-com.olc.protection.outlook.com[52.101.73.23] while sending RCPT TO
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