Let's Debug

Test result for dkaraus.ch using http-01

Fatal
No valid A or AAAA records could be ultimately resolved for dkaraus.ch. This means that Let's Encrypt would not be able to connect to your domain to perform HTTP validation, since it would not know where to connect to.
No A or AAAA records found.

Submitted Jan 31 15:15:03 2023. Sat in queue for 3ms. Completed in 3s. Show verbose information.