Let's Debug

Test result for cloud.715database.com using http-01

ReservedAddress
Fatal
A private, inaccessible, IANA/IETF-reserved IP address was found for cloud.715database.com. Let's Encrypt will always fail HTTP validation for any domain that is pointing to an address that is not routable on the internet. You should either remove this address and replace it with a public one or use the DNS validation method instead.
10.0.0.212
HTTPRecords
Debug
A and AAAA records found for this domain
cloud.715database.com. 0 IN A 10.0.0.212
PublicSuffix
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for cloud.715database.com is: com
StatusIO
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jan 9 03:50:41 2023. Sat in queue for 2ms. Completed in 1s. Hide verbose information.