A test authorization for frfs.ie to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
78.137.164.57: Error getting validation data
Challenge update failures for frfs.ie in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/4604366534
acme: error code 400 "urn:ietf:params:acme:error:connection": 78.137.164.57: Error getting validation data