curl -s | openssl s_client
2025-10-08openssl s_client -help
curl -s https://www.wallcopper.com:443 -v --cert-status -debug
openssl s_client -connect www.wallcopper.com:443 -servername www.wallcopper.com | openssl x509 -noout -dates
openssl s_client -connect www.wallcopper.com:443 | openssl x509 -noout -dates
curl -s https://wallcopper.com:443 -v | openssl s_client --connect www.wallcopper.com
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