Letsencrypt renewal Max retries exceeded with url: /directory (Caused by SSLError(SSLZeroReturnError

[Osiris]

@rmga

but I receive this error when trying to renew the certificate:

This error is new and not related to the proxy issue earlier. IMO the error message is pretty clear:

@rmga

Detail: DNS problem: NXDOMAIN looking up A for pruebasectigo2.uah.es - check that a DNS record exists for this domain; DNS problem: NXDOMAIN looking up AAAA for pruebasectigo2.uah.es - check that a DNS record exists for this domain

The subdomain pruebasectigo2 does not exist (pruebasectigo2.uah.es | DNSViz).