Error de certificado de correo electrónico de entrega directa

[JammyDodger]

¿Sirve de algo?

Self-hosted mail-receiver update following Let's Encrypt root certificate change

This announcement only affects self-hosters who are running Configure direct-delivery incoming email for self-hosted sites with Mail-Receiver. Managed hosting customers, and self-hosters using POP3 for incoming mail are not affected. As you may be aware, Let’s Encrypt recently changed their root certificate. The old root certificate expired today, and has caused a number of issues for out-of-date clients across the web. All of our systems at CDCK are up-to-date, and were not affected by today’s…

No estoy seguro de cuánto tiempo ha estado inactivo tu correo entrante, pero ¿quizás una reconstrucción del receptor de correo podría ayudar de todos modos?