Das TLS Zertifikat scheint im Uberspace nicht (richtig) hinterlegt zu sein.
* Trying 2a00:d0c0:200:0:b9:1a:9c:38:443...
* Trying 185.26.156.57:443...
* Connected to blitzerkarte.openruhr.de (2a00:d0c0:200:0:b9:1a:9c:38) port 443 (#0)
* ALPN, offering h2
* ALPN, offering http/1.1
* successfully set certificate verify locations:
* CAfile: /etc/ssl/cert.pem
* CApath: none
* (304) (OUT), TLS handshake, Client hello (1):
* (304) (IN), TLS handshake, Server hello (2):
* (304) (OUT), TLS handshake, Client hello (1):
* (304) (IN), TLS handshake, Server hello (2):
* (304) (IN), TLS handshake, Unknown (8):
* (304) (IN), TLS handshake, Certificate (11):
* (304) (IN), TLS handshake, CERT verify (15):
* (304) (IN), TLS handshake, Finished (20):
* (304) (OUT), TLS handshake, Finished (20):
* SSL connection using TLSv1.3 / AEAD-CHACHA20-POLY1305-SHA256
* ALPN, server accepted to use h2
* Server certificate:
* subject: CN=*.uberspace.de
* start date: Mar 22 15:36:46 2022 GMT
* expire date: Apr 23 15:36:45 2023 GMT
* subjectAltName does not match blitzerkarte.openruhr.de
* SSL: no alternative certificate subject name matches target host name 'blitzerkarte.openruhr.de'
* Closing connection 0