Let's Debug

Test result for mail.topperfloats.com using http-01

mail.topperfloats.com has an AAAA (IPv6) record (2607:f650:0:1::10) but a test request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address. You should either ensure that validation requests to this domain succeed over IPv6, or remove its AAAA record.
A timeout was experienced while communicating with mail.topperfloats.com/2607:f650:0:1::10: Get "http://mail.topperfloats.com/.well-known/acme-challenge/letsdebug-test": context deadline exceeded

Trace:
@0ms: Making a request to http://mail.topperfloats.com/.well-known/acme-challenge/letsdebug-test (using initial IP 2607:f650:0:1::10)
@0ms: Dialing 2607:f650:0:1::10
@10000ms: Experienced error: context deadline exceeded
Debug
Requests made to the domain
Request to: mail.topperfloats.com/2607:f650:0:1::10, Result: [Address=2607:f650:0:1::10,Address Type=IPv6,Server=,HTTP Status=0], Issue: AAAANotWorking
Trace:
@0ms: Making a request to http://mail.topperfloats.com/.well-known/acme-challenge/letsdebug-test (using initial IP 2607:f650:0:1::10)
@0ms: Dialing 2607:f650:0:1::10
@10000ms: Experienced error: context deadline exceeded

Request to: mail.topperfloats.com/74.85.224.14, Result: [Address=74.85.224.14,Address Type=IPv4,Server=IceWarp/13.0.0.3 x64,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://mail.topperfloats.com/.well-known/acme-challenge/letsdebug-test (using initial IP 74.85.224.14)
@0ms: Dialing 74.85.224.14
@159ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
mail.topperfloats.com. 0 IN A 74.85.224.14
mail.topperfloats.com. 0 IN AAAA 2607:f650:0:1::10
Challenge update failures for mail.topperfloats.com in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/4975495
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": Invalid response from http://mail.topperfloats.com/.well-known/acme-challenge/OSxIfjZcsCU20ZPO-zU3cmDMSuSqFc51y5D3zwPMeUY [74.85.224.14]: "<HTML><HEAD><TITLE>404 Not Found</TITLE></HEAD><BODY><table width=\"400\" cellpadding=\"3\" cellspacing=\"5\"><tr><td align=\"left\" val"
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for mail.topperfloats.com is: com
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Mar 8 19:50:00 2021. Sat in queue for 1ms. Completed in 13s. Hide verbose information.