www.revolutionary-arts.com has an A (IPv4) record (192.99.247.46) 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 www.revolutionary-arts.com/192.99.247.46: Get "http://www.revolutionary-arts.com/.well-known/acme-challenge/letsdebug-test": dial tcp 192.99.247.46:80: i/o timeout
Trace:
@0ms: Making a request to http://www.revolutionary-arts.com/.well-known/acme-challenge/letsdebug-test (using initial IP 192.99.247.46)
@0ms: Dialing 192.99.247.46
@10001ms: Experienced error: dial tcp 192.99.247.46:80: i/o timeout
A test authorization for www.revolutionary-arts.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
192.99.247.46: Fetching http://www.revolutionary-arts.com/.well-known/acme-challenge/dfCTIMZPgCCLYilVHUzfCuKrvFiNcCAvIyNtJrMkjHA: Timeout during connect (likely firewall problem)