Couldn't assess this feature — the host did not respond, refused the connection, or rejected the TLS handshake. This is not a security failure; the host was simply unreachable.
Reported error [tls] {:tls_alert, {:handshake_failure, ~c"TLS client: In state wait_cert_cr at ssl_handshake.erl:2201 generated CLIENT ALERT: Fatal - Handshake Failure\n selfsigned_peer"}}