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how to solve to block ip from ms hotmail(

Received Response
edited Feb 19, 2021 1:53AM in Oracle Cloud Infrastructure - General 3 comments



I am running a wordpress site through the compute service.

WordPress sends Email through PHPMailer

If I send an email from my compute server to of MS, it returns that the ip is blocked.

======================== return error message ========================

message-id=<[email protected]>
 to=<[email protected]>,[]:25, 
 delay=1.1, delays=0.02/0/0.79/0.29, dsn=5.7.1, status=bounced (host[] 
 said: 550 5.7.1 Unfortunately, messages from [MY_COMPUTE_IP] 
 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

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