Let's Debug

Test result for xn----7sbldqmcjh3bzi.xn--p1ai using http-01

Error
xn----7sbldqmcjh3bzi.xn--p1ai has an A (IPv4) record (136.243.25.1) but a request to this address over port 80 did not succeed.
Get http://xn----7sbldqmcjh3bzi.xn--p1ai/.well-known/acme-challenge/letsdebug-test: EOF

Trace:
@0ms: Making a request to http://xn----7sbldqmcjh3bzi.xn--p1ai/.well-known/acme-challenge/letsdebug-test (using initial IP 136.243.25.1)
@0ms: Dialing 136.243.25.1
@174ms: Experienced error: EOF
A test authorization for xn----7sbldqmcjh3bzi.xn--p1ai to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://xn----7sbldqmcjh3bzi.xn--p1ai/.well-known/acme-challenge/xEYIm02-varCgdoy6VGkMbUXuNOc6XBfuyEVdhaiZfk: Error getting validation data

Submitted Dec 10 09:22:16 2018. Sat in queue for 1ms. Completed in 8s. Show verbose information.