Let's Debug

Test result for holmes.uk.com using http-01

Error
holmes.uk.com has an A (IPv4) record (92.205.0.183) 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://holmes.uk.com/.well-known/acme-challenge/letsdebug-test": read tcp 172.104.24.29:34352->92.205.0.183:80: read: connection reset by peer

Trace:
@0ms: Making a request to http://holmes.uk.com/.well-known/acme-challenge/letsdebug-test (using initial IP 92.205.0.183)
@0ms: Dialing 92.205.0.183
@183ms: Experienced error: read tcp 172.104.24.29:34352->92.205.0.183:80: read: connection reset by peer
A test authorization for holmes.uk.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
92.205.0.183: Fetching http://holmes.uk.com/.well-known/acme-challenge/qPZpna2Qzh5Pw3r6g0Xx8aW8VS4Xdzy8RIFB3YH7KwM: Connection reset by peer
Debug
Requests made to the domain
Request to: holmes.uk.com/92.205.0.183, Result: [Address=92.205.0.183,Address Type=IPv4,Server=,HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://holmes.uk.com/.well-known/acme-challenge/letsdebug-test (using initial IP 92.205.0.183)
@0ms: Dialing 92.205.0.183
@183ms: Experienced error: read tcp 172.104.24.29:34352->92.205.0.183:80: read: connection reset by peer

Debug
A and AAAA records found for this domain
holmes.uk.com. 0 IN A 92.205.0.183
Challenge update failures for holmes.uk.com in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/9720755904
acme: error code 400 "urn:ietf:params:acme:error:connection": 92.205.0.183: Fetching http://holmes.uk.com/.well-known/acme-challenge/qPZpna2Qzh5Pw3r6g0Xx8aW8VS4Xdzy8RIFB3YH7KwM: Connection reset by peer
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for holmes.uk.com is: com
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jul 12 16:47:02 2023. Sat in queue for 3ms. Completed in 7s. Hide verbose information.