Installed on a webserver
[ec2-user@aws ~]$ openssl s_client -connect www.jibsheet.net:443 2>/dev/null | openssl x509 -noout -dates notBefore=May 7 14:16:05 2021 GMT notAfter=Aug 5 14:16:05 2021 GMT
Cert was generated on May 7th and expires August 5th.
Cert download after generation
Lines 10 and 11 have the expiration data
[ec2-user@aws]$ openssl x509 -text -noout -in jibsheet.cert
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
04:20:f7:7b:f4:01:d1:1b:2b:36:59:06:68:ad:11:df:af:2b
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=US, O=Let's Encrypt, CN=R3
Validity
Not Before: May 7 14:16:05 2021 GMT
Not After : Aug 5 14:16:05 2021 GMT
Subject: CN=www.jibsheet.net
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:9c:19:f9:c3:59:32:9d:ac:22:81:34:92:41:66:
47:74:18:b0:93:32:be:de:ae:14:36:df:ee:df:98:
23:a6:2e:a9:86:32:18:41:c4:a3:a6:d9:6a:26:7a:
ee:fd:84:41:d5:eb:03:4d:10:16:3b:45:1b:4c:e6:
11:43:27:1b:91:50:d1:4c:83:b5:66:41:cf:ac:df:
b0:58:2f:15:ae:bc:89:d2:ad:1a:32:69:1b:14:4e:
ba:f8:d8:dd:5d:a6:c9:37:4c:0b:5a:b6:83:d6:88:
0c:bb:f9:7b:02:0e:19:cd:c9:d8:70:f9:9e:32:93:
fa:d5:ae:66:76:91:0c:b6:58:7e:6b:49:32:51:93:
ee:22:10:9e:7e:9f:0c:50:bb:e8:08:0e:a9:cf:55:
71:31:9b:2e:9e:80:f7:5d:ef:66:e2:5a:b4:1f:db:
a6:52:43:bf:a3:85:0a:45:17:85:f5:8b:b6:11:d2:
92:42:0f:bd:df:f7:35:a2:b8:60:5c:60:ba:e0:4f:
4e:3b:58:0e:7c:61:22:b5:97:13:dc:8a:aa:57:f5:
22:94:82:2e:bc:98:3c:f4:93:80:3b:c6:0b:a7:24:
14:3c:7a:67:08:71:0b:06:a4:2f:68:7e:45:e9:78:
7a:73:52:f0:84:69:d7:3c:57:01:df:11:66:5a:46:
ec:bd
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
D1:55:E2:08:EE:C2:3D:23:79:CB:9B:80:45:29:8D:7B:4C:0F:20:F6
X509v3 Authority Key Identifier:
keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
Authority Information Access:
OCSP - URI:http://r3.o.lencr.org
CA Issuers - URI:http://r3.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:www.jibsheet.net
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
Policy: 1.3.6.1.4.1.44947.1.1.1
CPS: http://cps.letsencrypt.org
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1(0)
Log ID : 5C:DC:43:92:FE:E6:AB:45:44:B1:5E:9A:D4:56:E6:10:
37:FB:D5:FA:47:DC:A1:73:94:B2:5E:E6:F6:C7:0E:CA
Timestamp : May 7 15:16:06.190 2021 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:DF:74:21:00:02:F7:7F:5D:12:5E:06:
62:14:76:ED:5F:55:5D:53:7A:32:CC:A0:A7:E4:9D:13:
4C:CB:6B:A0:F1:02:21:00:CD:EA:07:42:9B:67:0D:D7:
4D:D5:8E:21:C0:89:9C:78:AB:40:04:A4:46:9E:F6:4A:
36:5C:5A:EE:DB:FB:91:50
Signed Certificate Timestamp:
Version : v1(0)
Log ID : F6:5C:94:2F:D1:77:30:22:14:54:18:08:30:94:56:8E:
E3:4D:13:19:33:BF:DF:0C:2F:20:0B:CC:4E:F1:64:E3
Timestamp : May 7 15:16:06.034 2021 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:AE:6F:A4:7A:A8:E1:59:FF:E0:3A:51:
9A:9C:D1:37:0D:97:34:30:DB:81:DF:09:C1:FF:72:55:
F4:F6:75:14:32:02:20:0E:63:D6:BF:4C:27:02:0B:29:
E7:D8:79:82:22:35:55:D1:9C:FA:95:22:70:96:F3:6E:
EE:7A:64:15:02:C1:6C
Signature Algorithm: sha256WithRSAEncryption
62:4d:d7:44:ee:9b:3f:a7:ec:99:d6:2d:0d:42:bb:10:b1:02:
2c:7b:f4:e3:f0:be:b0:a6:ec:f5:d6:7a:58:21:f9:ff:1a:52:
4d:c8:ca:2b:95:2c:34:07:e6:1b:bb:8e:45:8e:ef:54:32:b2:
f3:ca:7f:93:32:15:03:86:e3:df:42:69:f9:36:ed:c7:77:21:
95:ba:8a:9b:21:a0:84:ec:ee:1c:72:80:07:b5:e9:d1:17:b6:
fe:df:37:b5:d4:32:4a:e2:4e:57:20:3d:d5:7a:91:c4:69:33:
89:19:6d:3d:1e:3c:67:c5:26:be:c3:41:9f:75:0b:43:00:6b:
07:53:43:ec:e8:52:2b:4e:bb:fe:58:83:76:a2:8d:40:1b:c4:
23:54:21:c9:50:cd:f8:c5:8e:6f:0c:80:52:cb:ae:bb:17:7c:
93:66:54:1e:80:49:06:cf:2b:c0:c7:d6:39:6a:db:06:bd:85:
9d:10:82:0c:4d:84:c5:c0:71:33:a8:39:e1:53:05:de:ec:bb:
ef:e6:ae:80:a2:bb:e1:81:64:fd:2a:bc:b5:e0:97:cb:40:3e:
0d:1f:ee:dc:56:2b:c0:0d:41:ec:c1:0a:9e:99:88:48:65:98:
7c:ca:3a:cb:d0:49:dc:25:b7:5b:8e:de:3e:e6:f5:87:cd:2d:
0b:81:95:4d
\