kannst du mals testen ob das bei dir tut?
curl thl-cmk.hopto.org -o /dev/null -w %{json}
sollte hoffentlich so aussehen
curl thl-cmk.hopto.org -o /dev/null -w %{json}
{"content_type":"text/html; charset=iso-8859-1","errormsg":null,"exitcode":0,"filename_effective":"NUL","ftp_entry_path":null,"http_code":302,"http_connect":0,"http_version":"1.1","local_ip":"xxx.xxx.xxx.xxx","local_port":62993,"method":"GET","num_connects":1,"num_headers":9,"num_redirects":0,"proxy_ssl_verify_result":0,"redirect_url":"https://thl-cmk.hopto.org/","referer":null,"remote_ip":"yyy.yyy.yyy.yyy","remote_port":80,"response_code":302,"scheme":"HTTP","size_download":210,"size_header":493,"size_request":81,"size_upload":0,"speed_download":12984,"speed_upload":0,"ssl_verify_result":0,"time_appconnect":0.000000,"time_connect":0.015626,"time_namelookup":0.015035,"time_pretransfer":0.015689,"time_redirect":0.000000,"time_starttransfer":0.016070,"time_total":0.016173,"url":"thl-cmk.hopto.org","url_effective":"http://thl-cmk.hopto.org/","urlnum":0,"curl_version":"libcurl/7.81.0 OpenSSL/3.0.1 (Schannel) zlib/1.2.11 brotli/1.0.9 libidn2/2.3.2 libssh2/1.10.0 nghttp2/1.46.0 libgsasl/1.10.0"}