vmln-1.shroyerco.com has an A (IPv4) record (132.147.1.135) but a request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address.
Get "http://vmln-1.shroyerco.com/.well-known/acme-challenge/letsdebug-test": EOF
Trace:
@0ms: Making a request to http://vmln-1.shroyerco.com/.well-known/acme-challenge/letsdebug-test (using initial IP 132.147.1.135)
@0ms: Dialing 132.147.1.135
@56ms: Experienced error: EOF
A test authorization for vmln-1.shroyerco.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
132.147.1.135: Fetching http://vmln-1.shroyerco.com/.well-known/acme-challenge/Ctpl6EHchB9LxcikLmotkO7DndLiEryTQYNXnjZTR1o: Error getting validation data