Do u have an spf record for your domain and what domain are you sending from?
What is your opensmtpd.conf Do u have restrictions onciphers supported by your mta On Friday, 13 November 2020, Berkay Tuncel <tuncelber...@gmail.com> wrote: > Hi all, > > > > We need an advice for our e-mail traffic with openbsd.org > > > When I sent an e-mail to openbsd.org which is rhs, from 160.75.0.0/16, I > got a TLS handshake error. On the other hand, when I tried from another > subnet, there was no problem. > > > Nevertheless, our mta has not a problem like this with any other mta. > That's why, I think it can be a network related issue but still we need > some help :) > > > Thanks. > > Berkay > -- Kindest regards, Tom Smyth.
