OCI Email Delivery - Emails Sent from Oracle IP are Blocked by Protection.Outlook.Com with Error: 'Unfortunately, Messages Weren't sent. Please Contact your Internet Service Provider' (Doc ID 2944348.1)

Last updated on JANUARY 09, 2024

Applies to:

Oracle Cloud Infrastructure Email Delivery - Version N/A and later
Information in this document applies to any platform.

Emails sent from an Oracle IP is blocked by protection.outlook.com

Error message:

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In this Document

Symptoms

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