It seems Microsoft are playing silly with emails to ‘Outlook’ accounts yet again. We are receiving the same error messages, as below, to mail sent to all Hotmail accounts. It also seems raising a technical support ticket on Magix website is not possible!
ERROR MESSAGE
This is the mail system at host smtp.app.magix-online.com.
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[104.47.56.161] said: 550 5.7.1
Unfortunately, messages from [193.254.188.57] 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.
[CO1NAM11FT060.eop-nam11.prod.protection.outlook.com] (in reply to MAIL
FROM command)