Certificate:

    Data:

        Version: 3 (0x2)

        Serial Number:

            06:ca:58:70:1f:b2:a6:45:9a:f5:c7:5a:71:b2:0f:69:3f:2a

        Signature Algorithm: ecdsa-with-SHA384

        Issuer: C = US, O = Let's Encrypt, CN = E6

        Validity

            Not Before: Jul 16 12:42:39 2025 GMT

            Not After : Oct 14 12:42:38 2025 GMT

        Subject: CN = ai.ooi.kr

        Subject Public Key Info:

            Public Key Algorithm: id-ecPublicKey

                Public-Key: (256 bit)

                pub:

                    04:c9:ec:19:9e:b4:ee:c8:9f:60:bf:ed:ce:bd:29:

                    94:02:e3:22:31:f7:c8:4d:00:01:5e:a1:87:06:47:

                    86:1d:fc:0e:a5:a8:28:a0:db:b8:b1:f2:ad:a7:40:

                    3c:b6:6e:c0:b6:f0:01:3a:27:d8:72:73:d3:c1:b2:

                    08:3e:c4:6e:9e

                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:

                AE:EA:B4:EF:B6:3F:79:E6:51:94:0B:C2:0A:44:A9:9E:E3:0F:A4:12

            X509v3 Authority Key Identifier:

                93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2

            Authority Information Access:

                CA Issuers - URI:http://e6.i.lencr.org/

            X509v3 Subject Alternative Name:

                DNS:ai.ooi.kr

            X509v3 Certificate Policies:

                Policy: 2.23.140.1.2.1

            X509v3 CRL Distribution Points:

                Full Name:

                  URI:http://e6.c.lencr.org/43.crl

            CT Precertificate SCTs:

                Signed Certificate Timestamp:

                    Version   : v1 (0x0)

                    Log ID    : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:

                                F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A

                    Timestamp : Jul 16 13:41:09.484 2025 GMT

                    Extensions: none

                    Signature : ecdsa-with-SHA256

                                30:45:02:21:00:EE:AD:E2:52:0A:B4:25:0D:06:6B:2A:

                                DA:C7:FA:E9:B7:09:FF:7E:E9:6C:E4:91:41:8B:40:EE:

                                AE:7D:A7:FA:E6:02:20:0B:F0:31:9E:18:83:7E:23:60:

                                FE:74:61:D1:4D:F4:30:14:5F:AF:29:E2:02:D0:DC:87:

                                11:AD:EC:F1:78:47:1C

                Signed Certificate Timestamp:

                    Version   : v1 (0x0)

                    Log ID    : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:

                                22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0

                    Timestamp : Jul 16 13:41:13.484 2025 GMT

                    Extensions: none

                    Signature : ecdsa-with-SHA256

                                30:44:02:20:2B:D0:70:A8:EE:3E:50:43:89:87:94:3D:

                                8F:04:08:F5:8D:FB:CE:6A:02:E0:37:AC:4A:ED:E7:99:

                                69:13:10:B4:02:20:2D:4A:41:99:04:CE:B6:91:6A:D8:

                                3C:3E:3E:39:AA:24:D7:A6:73:4C:48:B3:43:67:CC:9A:

                                25:59:FB:52:15:09

    Signature Algorithm: ecdsa-with-SHA384

    Signature Value:

        30:66:02:31:00:c3:7a:03:52:ec:8c:ad:69:e7:b8:a4:ad:56:

        e5:1e:52:8e:e8:1e:48:3d:c3:c0:b6:f7:ff:9d:6c:f1:d0:7b:

        91:21:1e:37:58:4e:4d:94:cc:68:a0:ef:22:27:7b:0d:ca:02:

        31:00:90:d9:3d:f5:47:f0:b0:5b:79:9c:fe:1d:3f:1e:fe:d9:

        d7:b6:ca:cd:09:0c:aa:5f:d0:33:6d:0b:48:79:d9:99:ce:4d:

        75:09:7a:66:9d:49:6d:5d:c3:5d:c1:9c:09:e8

-----BEGIN CERTIFICATE-----

MIIDfzCCAwSgAwIBAgISBspYcB+ypkWa9cdacbIPaT8qMAoGCCqGSM49BAMDMDIx

CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF

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jugeSD3DwLb3/51s8dB7kSEeN1hOTZTMaKDvIid7DcoCMQCQ2T31R/CwW3mc/h0/

Hv7Z17bKzQkMql/QM20LSHnZmc5NdQl6Zp1JbV3DXcGcCeg=

-----END CERTIFICATE-----