curl: (35) error:1408f10b:ssl routines:ssl3_get_record:wrong version number
$ curl www.google.com --verbose
* Rebuilt URL to: www.google.com/
* Uses proxy env variable no_proxy == 'localhost,127.0.0.1,localaddress,.localdomain.com'
* Uses proxy env variable http_proxy == 'https://proxy.in.tum.de:8080'
* Trying 131.159.0.2...
* TCP_NODELAY set
* Connected to proxy.in.tum.de (131.159.0.2) port 8080 (#0)
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
CApath: none
* TLSv1.3 (OUT), TLS handshake, Client hello (1):
* error:1408F10B:SSL routines:ssl3_get_record:wrong version number
* Closing connection 0
curl: (35) error:1408F10B:SSL routines:ssl3_get_record:wrong version number'