A test authorization for my.pelvan.host to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
37.221.92.47: Fetching http://my.pelvan.host/.well-known/acme-challenge/8TSioVfvq_dzFr0u_Vj3zvrgHiBCmwFoyBaoPQflDdA: Connection reset by peer