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/Wm0gT_zJc1Yfr6BXn2ogbl7Rh-BpV6MnNx6Cw50_Nrk: Timeout during connect (likely firewall problem)