No CAA record on id-rsa.pub (wildcard=false) contains the issuance domain "letsencrypt.org". You must either add an additional record to include "letsencrypt.org" or remove every existing CAA record. A list of the CAA records are provided in the details.
id-rsa.pub. 0 IN CAA 0 issue "amazonaws.com"
CAA records control authorization for certificate authorities to issue certificates for a domain
id-rsa.pub. 0 IN CAA 0 issue "amazonaws.com"
id-rsa.pub. 0 IN CAA 0 issuewild ";"
A and AAAA records found for this domain
id-rsa.pub. 0 IN A 52.85.61.76
id-rsa.pub. 0 IN A 52.85.61.87
id-rsa.pub. 0 IN A 52.85.61.29
id-rsa.pub. 0 IN A 52.85.61.4
id-rsa.pub. 0 IN AAAA 2600:9000:2209:2a00:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:ea00:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:a00:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:1a00:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:4400:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:e000:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:f000:7:a0a8:780:93a1
id-rsa.pub. 0 IN AAAA 2600:9000:2209:dc00:7:a0a8:780:93a1
The IANA public suffix is the TLD of the Registered Domain
The TLD for id-rsa.pub is: pub
The current status.io status for Let's Encrypt
Operational