A test authorization for ussheepdawg.org to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://ussheepdawg.org/.well-known/acme-challenge/GPyRMEIQqY75Ffw-6FgHZh10EGuEGDq7ASudKEOVhPE: Timeout during connect (likely firewall problem)