for i in cnn.com bbc.co.uk
do
exp=`echo | openssl s_client -connect $i:443 2>/dev/null |
openssl x509 -noout -dates | fgrep notAfter | sed -e 's/^.*=//'`
echo "$i $exp"
done
cnn.com Feb 6 12:00:00 2018 GMT
bbc.co.uk Apr 20 10:01:10 2017 GMT