On Thu, Dec 23, 2021 at 12:51:14AM +0100, Leo Unglaub wrote:
> Hey friends,
>
> i have a OpenBSD 7.0 server with all syspatches applied.
By the way, I don't know if this is the same server that handles inbound SMTP for your domain, (mail.unglaub.at), but you have a configuration issue affecting TLS there as well. When I connected over IPv6, opportunistic TLS negociation failed and my last mail to you was downgraded to sending in plaintext.
Furthermore your webserver is using a self-signed certificate with an incorrect CN and no SAN.
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