rover1.mymarsrover.cloudns.cl has an A (IPv4) record (180.181.85.2) but a request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address.
A timeout was experienced while communicating with rover1.mymarsrover.cloudns.cl/180.181.85.2: Get "https://rover1.mymarsrover.cloudns.cl/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
Trace:
@0ms: Making a request to http://rover1.mymarsrover.cloudns.cl/.well-known/acme-challenge/letsdebug-test (using initial IP 180.181.85.2)
@0ms: Dialing 180.181.85.2
@1763ms: Server response: HTTP 301 Moved Permanently
@1763ms: Received redirect to https://rover1.mymarsrover.cloudns.cl/.well-known/acme-challenge/letsdebug-test
@1763ms: Dialing 180.181.85.2
@10001ms: Experienced error: context deadline exceeded
rover1.mymarsrover.cloudns.cl is currently affected by Let's Encrypt-based rate limits (https://letsencrypt.org/docs/rate-limits/). You may review certificates that have already been issued by visiting https://crt.sh/?q=%cloudns.cl . Please note that it is not possible to ask for a rate limit to be manually cleared.
The 'Certificates per Registered Domain' limit (50 certificates per week that share the same Registered Domain: cloudns.cl) has been exceeded. There is no way to work around this rate limit. The next non-renewal certificate for this Registered Domain should be issuable after 2022-03-28 04:24:24 +0000 UTC (41m0s from now).