gangga-development.ru has an AAAA (IPv6) record (2001:41d0:701:1100::eb6) 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 gangga-development.ru/2001:41d0:701:1100::eb6: Get "http://gangga-development.ru/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
Trace:
@0ms: Making a request to http://gangga-development.ru/.well-known/acme-challenge/letsdebug-test (using initial IP 2001:41d0:701:1100::eb6)
@0ms: Dialing 2001:41d0:701:1100::eb6
@10000ms: Experienced error: context deadline exceeded
Requests made to the domain
Request to: gangga-development.ru/2001:41d0:701:1100::eb6, Result: [Address=2001:41d0:701:1100::eb6,Address Type=IPv6,Server=,HTTP Status=0], Issue: AAAANotWorking
Trace:
@0ms: Making a request to http://gangga-development.ru/.well-known/acme-challenge/letsdebug-test (using initial IP 2001:41d0:701:1100::eb6)
@0ms: Dialing 2001:41d0:701:1100::eb6
@10000ms: Experienced error: context deadline exceeded
Request to: gangga-development.ru/135.125.204.154, Result: [Address=135.125.204.154,Address Type=IPv4,Server=Apache/2.4.52 (Ubuntu),HTTP Status=403], Issue:
Trace:
@0ms: Making a request to http://gangga-development.ru/.well-known/acme-challenge/letsdebug-test (using initial IP 135.125.204.154)
@0ms: Dialing 135.125.204.154
@160ms: Server response: HTTP 403 Forbidden
A and AAAA records found for this domain
gangga-development.ru. 0 IN A 135.125.204.154
gangga-development.ru. 0 IN AAAA 2001:41d0:701:1100::eb6
Challenge update failures for gangga-development.ru in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/7699163394
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": 135.125.204.154: Invalid response from http://gangga-development.ru/.well-known/acme-challenge/9LW-HWBEUy_I-esa2GfknF9vBiB9JdU_CtimKVFQo7s: 403
The IANA public suffix is the TLD of the Registered Domain
The TLD for gangga-development.ru is: ru
The current status.io status for Let's Encrypt
Operational