coach.datanose.nl has an A (IPv4) record (83.96.253.218) but a request to this address over port 80 did not succeed.
A timeout was experienced while communicating with coach.datanose.nl/83.96.253.218: Get http://coach.datanose.nl/.well-known/acme-challenge/letsdebug-test: context deadline exceeded
Trace:
@0ms: Making a request to http://coach.datanose.nl/.well-known/acme-challenge/letsdebug-test (using initial IP 83.96.253.218)
@0ms: Dialing 83.96.253.218
@10000ms: Experienced error: context deadline exceeded
A test authorization for coach.datanose.nl to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://coach.datanose.nl/.well-known/acme-challenge/Ya0J9riYG6e9DcGpwAmWDpQ4VOkUTlqICbMjDN8XFmw: Timeout during connect (likely firewall problem)