Let's Debug

Test result for vpn.ilcasco.com using http-01

Error
vpn.ilcasco.com has an A (IPv4) record (192.190.137.82) 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.
A timeout was experienced while communicating with vpn.ilcasco.com/192.190.137.82: Get "http://vpn.ilcasco.com/.well-known/acme-challenge/letsdebug-test": context deadline exceeded

Trace:
@0ms: Making a request to http://vpn.ilcasco.com/.well-known/acme-challenge/letsdebug-test (using initial IP 192.190.137.82)
@0ms: Dialing 192.190.137.82
@10006ms: Experienced error: context deadline exceeded
A test authorization for vpn.ilcasco.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://vpn.ilcasco.com/.well-known/acme-challenge/ZlEiWLzjZpA7kRHXmSA7Tgb64YoA5KsidKUkfuoPtbg: Timeout during connect (likely firewall problem)
Debug
Requests made to the domain
Request to: vpn.ilcasco.com/192.190.137.82, Result: [Address=192.190.137.82,Address Type=IPv4,Server=,HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://vpn.ilcasco.com/.well-known/acme-challenge/letsdebug-test (using initial IP 192.190.137.82)
@0ms: Dialing 192.190.137.82
@10006ms: Experienced error: context deadline exceeded

Debug
A and AAAA records found for this domain
vpn.ilcasco.com. 0 IN A 192.190.137.82
Challenge update failures for vpn.ilcasco.com in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/1589214878
acme: error code 400 "urn:ietf:params:acme:error:connection": Fetching http://vpn.ilcasco.com/.well-known/acme-challenge/ZlEiWLzjZpA7kRHXmSA7Tgb64YoA5KsidKUkfuoPtbg: Timeout during connect (likely firewall problem)
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for vpn.ilcasco.com is: com
Debug
1 Certificates contributing to rate limits for this domain

Serial: 332279228548385619875748898050613972422132
NotBefore: 2022-01-20 15:44:13 +0000 UTC
Names: [fw.ilcasco.com]

Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jan 21 03:04:12 2022. Sat in queue for 28ms. Completed in 20s. Hide verbose information.