hr356456120.reseller.mis.ovh.net has an AAAA (IPv6) record (2001:41d0:305:1000::2f7c) but a test request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address. You should either ensure that validation requests to this domain succeed over IPv6, or remove its AAAA record.
A timeout was experienced while communicating with hr356456120.reseller.mis.ovh.net/2001:41d0:305:1000::2f7c: Get "http://hr356456120.reseller.mis.ovh.net/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
Trace:
@0ms: Making a request to http://hr356456120.reseller.mis.ovh.net/.well-known/acme-challenge/letsdebug-test (using initial IP 2001:41d0:305:1000::2f7c)
@0ms: Dialing 2001:41d0:305:1000::2f7c
@10001ms: Experienced error: context deadline exceeded
hr356456120.reseller.mis.ovh.net 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=%ovh.net . 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: ovh.net) 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 2022-06-10 23:27:25 +0000 UTC (22m0s from now).