bash -c "echo quit | openssl s_client -showcerts -starttls smtp -crlf -connect mx.cs.uwaterloo.ca:25 |& openssl crl2pkcs7 -nocrl -certfile /dev/stdin | openssl pkcs7 -print_certs -text -noout | egrep 'Subject:|Issuer:|DNS|After|Alt'" bash -c "echo quit | openssl s_client -showcerts -crlf -connect cs.uwaterloo.ca:443 |& openssl crl2pkcs7 -nocrl -certfile /dev/stdin | openssl pkcs7 -print_certs -text -noout | egrep 'Subject:|Issuer:|DNS|After|Alt'"
width: 99%
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to disable.