Smart host only for hotmail, msn, live.. domains?

[saxico]

Hi;

I'm having a problem sending mails to Hotmail,msn and live domains. They have blocked my server despite not being on any spam list, and i want to configure smarthost but
only for emails sent to these domains. Can i have do that? Can anyone help me?

My server is ubuntu 16.04 with the latest version of vesta.

Thanks!

[HenrysCat]

Microsoft email services will not accept most email without valid certificate, run this test https://www.checktls.com/TestReceiver
Unless you get

You will always have trouble with Microsoft.