Download cert.pem and privkey.pem, install to your private system.
For example:
https://192-168-0-1.ip4a.net/
ip4a.net.cert-2024-09-01.tar.gz
SHA256 (./ip4a.net.cert-2024-09-01.tar.gz) = 6fb80dfc54110c2096e5adef0b9b1c3911e62bc39a19d1e3c4099d1b71f139da
# openssl x509 -in ./cert.pem -text -noout
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:d8:72:bb:0a:26:5b:da:80:00:e8:07:ea:e3:2f:0c:be:a9
Signature Algorithm: ecdsa-with-SHA384
Issuer: C = US, O = Let's Encrypt, CN = E5
Validity
Not Before: Sep 1 00:07:43 2024 GMT
Not After : Nov 30 00:07:42 2024 GMT
Subject: CN = *.ip4a.net
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6b:9d:87:a6:41:87:7f:03:2e:68:c2:72:51:86:
b8:23:6a:2f:5b:fb:05:12:9f:e0:5f:6b:73:aa:d1:
85:7d:78:7b:ac:4f:b9:1b:c3:df:41:88:ba:86:b3:
a8:bf:bb:d0:fe:ed:5b:c0:01:5a:cd:74:80:d7:c9:
87:96:ed:5d:50
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
F9:6D:BA:6F:23:FE:0B:F5:32:EB:91:3D:3E:89:96:58:7C:39:AF:79
X509v3 Authority Key Identifier:
9F:2B:5F:CF:3C:21:4F:9D:04:B7:ED:2B:2C:C4:C6:70:8B:D2:D7:0D
Authority Information Access:
OCSP - URI:http://e5.o.lencr.org
CA Issuers - URI:http://e5.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.ip4a.net, DNS:ip4a.net
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 76:FF:88:3F:0A:B6:FB:95:51:C2:61:CC:F5:87:BA:34:
B4:A4:CD:BB:29:DC:68:42:0A:9F:E6:67:4C:5A:3A:74
Timestamp : Sep 1 01:06:13.968 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:93:6E:B0:E2:BF:0A:49:84:0F:83:D0:
19:7D:16:12:42:28:96:3F:02:78:E3:70:CD:8E:48:29:
97:C6:67:DE:B1:02:21:00:D8:79:44:8E:A8:52:07:89:
68:3E:05:82:E5:16:8C:81:4C:35:F8:D1:B3:A9:FE:2B:
04:F9:93:04:22:1E:85:17
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 48:B0:E3:6B:DA:A6:47:34:0F:E5:6A:02:FA:9D:30:EB:
1C:52:01:CB:56:DD:2C:81:D9:BB:BF:AB:39:D8:84:73
Timestamp : Sep 1 01:06:13.968 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:AF:40:13:94:80:DB:E8:59:81:15:68:
AC:84:69:11:BA:4A:A9:CD:DC:D2:F9:E6:14:C5:46:2F:
1F:34:33:E3:DD:02:21:00:F0:8D:A4:48:45:E9:48:E0:
8E:29:75:EE:E0:1F:F7:AA:D6:82:2C:C6:D4:D5:89:B8:
FE:0B:A1:7F:79:93:BF:9D
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:31:00:da:71:cb:66:77:83:66:d5:ed:db:5f:ed:69:
45:eb:db:14:07:8e:08:28:a9:08:1c:e2:31:33:c3:fb:a0:a7:
33:cb:0b:56:e3:1d:dc:98:bb:66:c9:71:95:ff:30:bd:da:02:
30:56:07:87:2c:1f:94:7d:55:6d:e3:f4:6b:cd:ee:84:9f:34:
e4:ca:b3:bb:66:80:bc:da:d9:24:a6:53:e3:8e:dc:e7:0c:7f:
47:6d:65:72:6f:64:c1:29:de:fe:2d:ee:99