Hi! We have a Discourse instance running on an Ubuntu 22.04.4 LTS server. Fully updated. It is reachable at https://forum.igfae.usc.es/ . Due to some changes in infrastructure, we need to change the IP address of the server. Until that change, email delivery worked fine: we use an SMTP server as a re…

Sorry for being late with my answer. We have been struggling to understand the issue. There is some funny interaction here that is driving us nuts. I think it won’t hurt if I share here the hostname of your SMTP server, as it is a public hostname: igfae.usc.es. [image] Dan DeMontmorency: At a g…

Can the change of the IP of the host affect email delivery?

Support Self-hosting

Heliosurge (Dan DeMontmorency) August 2, 2024, 1:40am 2

I haven’t seen this problem myself. Can you share your smpt provider?

At a guess you may need to login to your smpt account and change your discourse server IP address?

Topic		Replies	Views
Cannot receive the mail from email server Self-hosting	3	639	December 24, 2020
SMTP email sending from wrong host Support	4	733	June 8, 2024
Changed email service, now the forum won't resolve via IP address nor URL Self-hosting	17	260	November 11, 2025
Emails sent from noreply@(IP Address) via domain.com Support	8	1284	June 8, 2024
Connecting to a SMTP server on localhost:25 without auth? Self-hosting email	14	9244	February 14, 2022

Can the change of the IP of the host affect email delivery?

Related topics