Let's Debug

Test result for dkaraus.ch using http-01

NoRecords
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 to connect to your domain to perform HTTP validation, since it would not know where to connect to.
No A or AAAA records found.
PublicSuffix
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for dkaraus.ch is: ch
RateLimit
Debug
2 Certificates contributing to rate limits for this domain

Serial: 434769404537165714936575261093896681742216
NotBefore: 2022-08-05 07:47:45 +0000 UTC
Names: [home.dkaraus.ch]

Serial: 414981422074479001144760357982623983368923
NotBefore: 2022-08-04 22:26:48 +0000 UTC
Names: [home.dkaraus.ch]

StatusIO
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Aug 7 21:14:52 2022. Sat in queue for 2ms. Completed in 6s. Hide verbose information.