$ openssl s_client -connect packanalyst.com:443 < /dev/null |& openssl x509 -noout -text
(Start: 2022-08-11 16:05:10)
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
04:4c:f7:42:4c:8b:3a:4f:c0:be:5e:90:7d:9c:af:f6:4d:b7
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R3
Validity
Not Before: May 7 09:59:46 2022 GMT
Not After : Aug 5 09:59:45 2022 GMT
