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Issue I cant send email to hotmail

bashaclick

New Pleskian
Server operating system version
Ubuntu 22.04
Plesk version and microupdate number
18.0.74
Hello ,
I have an issue. I can't send any email to hotmail or outlook but yahoo or gmail I can recived without any issue. I checked with hotmail and my ip not in black list.

Message -->

This is the mail system at host XX.XXX.XXX.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

The mail system

<@hotmail.com>: host
hotmail-com.olc.protection.outlook.com[52.101.41.29] said: 550 5.7.1
Unfortunately, messages from [xx.xx.xx.xx] 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=11BC8B6894A64713]
[SJ1PEPF00002322.namprd03.prod.outlook.com 2025-12-30T22:14:03.354Z
08DE45B44C981317] (in reply to MAIL FROM command)
 
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