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550 5.7.1 Please contact your Internet service providers...on our block list (S3150)

marked79
Newbie
Posts: 1
Registered: 3 weeks ago

550 5.7.1 Please contact your Internet service providers...on our block list (S3150)

Hello,

outlook.com asking me to contact ISP. Apparently The plusnet IP is on their block list .

 

The following recipient(s) could not be reached:

****@outlook.com
Error Type: SMTP
Remote server (52.101.42.12) issued an error.
hMailServer sent: MAIL FROM:<shmuel@dessergroup.com>
Remote server replied: 550 5.7.1 Unfortunately, messages from
[195.166.158.180] 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.
[MWH0EPF000989E6.namprd02.prod.outlook.com 2024-01-30T16:01:34.286Z
08DC1F9FBBB1BE9F]

 

 

Regards,

Mark