A fatal issue occurred during the DNS lookup process for wanderlust-kaprun.at/CAA.
DNS response for wanderlust-kaprun.at had fatal DNSSEC issues: validation failure <wanderlust-kaprun.at. CAA IN>: No DNSKEY record from 2001:67c:2394:1::1001 for key wanderlust-kaprun.at. while building chain of trust
A fatal issue occurred during the DNS lookup process for wanderlust-kaprun.at/A.
DNS response for wanderlust-kaprun.at had fatal DNSSEC issues: validation failure <wanderlust-kaprun.at. A IN>: No DNSKEY record from 195.191.93.10 for key wanderlust-kaprun.at. while building chain of trust
A fatal issue occurred during the DNS lookup process for wanderlust-kaprun.at/AAAA.
DNS response for wanderlust-kaprun.at had fatal DNSSEC issues: validation failure <wanderlust-kaprun.at. AAAA IN>: No DNSKEY record from 2001:67c:2394:3::1001 for key wanderlust-kaprun.at. while building chain of trust
No valid A or AAAA records could be ultimately resolved for wanderlust-kaprun.at. This means that Let's Encrypt would not be able to to connect to your domain to perform HTTP validation, since it would not know where to connect to.
No A or AAAA records found.