# Hulp nodig, ik zit vast met het debuggen van e-mailconfiguratie (Infomaniak/Brevo) **URL:** https://meta.discourse.org/t/help-needed-im-blocked-in-debugging-email-config-infomaniak-brevo/286596 **Category:** Self-hosting **Tags:** email **Created:** [25 november 2023 om 19:07 UTC](https://meta.discourse.org/t/help-needed-im-blocked-in-debugging-email-config-infomaniak-brevo/286596 "2023-11-25T19:07:10Z") **Posts on this page:** 1 **Showing post:** 12
### Author: ![jaileleu](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/jaileleu/32/343769_2.png) [@jaileleu](https://meta.discourse.org/u/jaileleu) #### Post date: [29 november 2023 om 23:04 UTC](https://meta.discourse.org/t/help-needed-im-blocked-in-debugging-email-config-infomaniak-brevo/286596/12 "2023-11-29T23:04:39Z")
it is not šŸ˜­ ```plaintext root@server-1:/var/discourse# time openssl s_client -starttls smtp -connect smtp-relay.sendinblue.com:587 /dev/null depth=2 C = US, ST = New Jersey, L = Jersey City, O = The USERTRUST Network, CN = USERTrust RSA Certification Authority verify return:1 depth=1 C = GB, ST = Greater Manchester, L = Salford, O = Sectigo Limited, CN = Sectigo RSA Domain Validation Secure Server CA verify return:1 depth=0 CN = *.sendinblue.com verify return:1 250 STARTTLS DONE real 0m0.126s user 0m0.003s sys 0m0.007s root@server-1:/var/discourse# docker run --rm discourse/base:2.0.20231023-1945 bash -c 'time openssl s_client -starttls smtp -connect smtp-relay.sendinblue.com:587 /dev/null depth=2 C = US, ST = New Jersey, L = Jersey City, O = The USERTRUST Network, CN = USERTrust RSA Certification Authority verify return:1 depth=1 C = GB, ST = Greater Manchester, L = Salford, O = Sectigo Limited, CN = Sectigo RSA Domain Validation Secure Server CA verify return:1 depth=0 CN = *.sendinblue.com verify return:1 250 STARTTLS DONE real 0m8.125s user 0m0.007s sys 0m0.000s ``` ā€¦ should I uninstall / reinstall docker ? I only did some apt commands and let it by default from docker-ce, so I donā€™t know what can be wrongā€¦ the only mod I did was to add the dns as suggested in [another post](https://meta.discourse.org/t/after-upgrade-docker-cannot-communicate-with-the-outside-world/171902/25) because I first had ā€œunknown hostā€ errors ```plaintext root@server-1:/var/discourse# cat /etc/docker/daemon.json { "dns": ["83.166.143.51", "83.166.143.52", "8.8.8.8"] } ``` --- _[View the full topic](https://meta.discourse.org/t/help-needed-im-blocked-in-debugging-email-config-infomaniak-brevo/286596)._