This is about checking to make sure that the certificates are correctly renewing on all the servers.
(www.)configmagic.com isn’t working at all. There used to be insteresting content on that server. It is also a strong domain name. This might concern LesGrandsVoisins less, but it concerns me.
mail.agoodvillage.com is associated with a double-domain-name iredmail server. It should be migrated to a forwarding solution.
I shoud visit each of the servers and inspect the certbot processes. I got a few Certbot expiry warnings for:
Certbot Renews Let’s Encrypt HTTPS Certificates and Needs New Autorenewal Process