sslscan2
brew install sslscan
sslscan --help
sslcan google.com
sslscan 127.0.0.1 Version: 2.0.13-static OpenSSL 1.1.1o 3 May 2022 ERROR: Could not open a connection to host 127.0.0.1 (127.0.0.1) on port 443 (connect: Connection refused).
See also
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