TLS/SSL cert for IPv4 Private Addresses

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Usage

Download cert.pem and privkey.pem, install to your private system.

For example:
https://192-168-0-1.ip4a.net/

Download

ip4a.net.cert-2024-05-01.tar.gz
SHA256 (./ip4a.net.cert-2024-05-01.tar.gz) = 0d04be68543c0c0a8aae8a891868ea52bb2b949c93b13d018b27f800fa2ebfe6

cert.pem

# openssl x509 -in ./cert.pem -text -noout
Certificate:
   Data:
       Version: 3 (0x2)
       Serial Number:
           04:01:cd:09:56:a0:2f:aa:44:86:98:00:4e:43:3d:71:9f:05
       Signature Algorithm: sha256WithRSAEncryption
       Issuer: C = US, O = Let's Encrypt, CN = R3
       Validity
           Not Before: May  1 00:00:30 2024 GMT
           Not After : Jul 30 00:00:29 2024 GMT
       Subject: CN = *.ip4a.net
       Subject Public Key Info:
           Public Key Algorithm: id-ecPublicKey
               Public-Key: (256 bit)
               pub:
                   04:67:fb:14:e4:c4:59:55:c3:74:05:3d:36:4f:0c:
                   a1:4e:35:4f:ff:18:ff:d3:2b:ff:64:e2:fb:fb:58:
                   a8:a1:de:9f:67:44:10:9b:1a:ab:70:a1:53:e0:20:
                   aa:8f:4c:cd:eb:1b:72:d7:34:a9:11:40:a0:36:02:
                   24:07:74:df:39
               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: 
               2B:81:E7:B8:CA:23:FA:F6:8A:19:D6:AD:08:DD:CB:D7:DC:79:01:4D
           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:*.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    : 19:98:10:71:09:F0:D6:52:2E:30:80:D2:9E:3F:64:BB:
                               83:6E:28:CC:F9:0F:52:8E:EE:DF:CE:4A:3F:16:B4:CA
                   Timestamp : May  1 01:00:30.423 2024 GMT
                   Extensions: none
                   Signature : ecdsa-with-SHA256
                               30:45:02:21:00:A7:3E:88:DE:09:C3:CA:E0:4E:B9:BE:
                               DD:47:25:C4:37:28:62:E9:68:0F:30:C3:D6:B6:AD:D9:
                               29:8C:59:17:7C:02:20:6D:8E:64:32:EB:BD:62:F6:35:
                               D9:79:65:06:93:04:B6:5B:59:DA:26:50:53:D6:EA:12:
                               40:CC:2A:38:09:F2:48
               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 : May  1 01:00:30.503 2024 GMT
                   Extensions: none
                   Signature : ecdsa-with-SHA256
                               30:45:02:21:00:D4:B2:03:A6:BE:48:4D:9C:31:DE:61:
                               AD:67:BA:20:EA:BE:19:6E:E4:BA:21:D8:D2:12:71:A5:
                               C4:13:E6:3A:D4:02:20:25:E6:1F:14:68:DB:6A:70:70:
                               7E:CC:6E:11:39:A5:CA:83:E3:22:C4:CB:09:0E:DB:B3:
                               F0:4B:AE:A4:32:4B:5C
   Signature Algorithm: sha256WithRSAEncryption
        85:74:2f:ce:c4:6e:f3:7e:91:0d:03:8c:da:c5:6a:27:a6:3d:
        a8:b7:ed:22:80:16:0d:38:5d:53:7a:b2:ef:9c:a0:37:2a:c0:
        4b:22:5f:5e:a4:6d:29:40:49:af:6f:fc:ac:00:00:89:df:30:
        ac:41:19:03:16:ec:10:55:40:69:93:78:9c:58:b0:9c:44:9e:
        c3:02:cd:86:ec:87:b3:fe:e7:e2:80:ae:f1:3f:bc:03:b2:03:
        12:99:de:12:96:75:5e:df:0f:88:41:09:f1:13:20:5a:c0:34:
        80:ef:58:ed:0c:c5:fa:d6:70:4d:3b:2f:bd:51:bb:4a:1a:0b:
        59:76:6e:90:98:22:da:7f:62:1d:6c:a7:a6:79:86:c8:9e:56:
        3c:0b:6a:ee:0d:a2:4c:f9:bd:65:54:b2:f8:b8:63:7a:a2:77:
        e0:91:d6:7d:07:28:93:78:4f:a8:7b:a6:0d:ee:ed:0b:fc:8f:
        8a:dc:ae:c6:45:4d:4a:6f:d8:51:34:d5:e2:57:95:52:26:5e:
        e4:95:1b:be:00:e6:02:de:1d:04:2f:36:29:71:de:ee:6b:5b:
        d6:1d:88:e5:2d:ab:90:e5:c6:67:eb:46:a1:0e:a3:78:9c:70:
        f5:69:52:08:13:33:a2:6f:31:1d:6e:e5:50:33:a2:92:ea:ab:
        ab:40:dd:45

privkey.pem


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