Certificate

$ rpki-client -vvf rpkica.twnic.tw/rpki/TWNICCA/J8KeAJwIEuBtrfuVCD9ZQbr191o.cer
File:                     J8KeAJwIEuBtrfuVCD9ZQbr191o.cer (raw, json)
Hash identifier:          BKvkJGQHzel+h/8yMElJgu0kDZzIegPSpfgSunT0eWE=
Subject key identifier:   27:C2:9E:00:9C:08:12:E0:6D:AD:FB:95:08:3F:59:41:BA:F5:F7:5A
Authority key identifier: A2:3A:7C:63:54:71:18:AA:E4:97:F0:3E:13:12:1C:96:AB:34:54:7E
Certificate issuer:       /CN=A91BDB290000/serialNumber=A23A7C63547118AAE497F03E13121C96AB34547E
Certificate serial:       1912
Authority info access:    rsync://rpki.apnic.net/repository/B527EF581D6611E2BB468F7C72FD1FF2/ojp8Y1RxGKrkl_A-ExIclqs0VH4.cer
Manifest:                 rsync://rpkica.twnic.tw/rpki/TWNICCA/CINGXU/J8KeAJwIEuBtrfuVCD9ZQbr191o.mft
caRepository:             rsync://rpkica.twnic.tw/rpki/TWNICCA/CINGXU/
Notify URL:               https://rrdp.twnic.tw/rrdp/notify.xml
Certificate not before:   Tue 29 Sep 2020 09:53:25 +0000
Certificate not after:    Wed 29 Sep 2021 09:51:23 +0000
Subordinate resources:    IP: 103.137.166.0/23
                          IP: 2404:b540::/32

Validation:               Failed, RFC 3779 resource not subset of parent's resources

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 6418 (0x1912)
    Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=A91BDB290000/serialNumber=A23A7C63547118AAE497F03E13121C96AB34547E
        Validity
            Not Before: Sep 29 09:53:25 2020 GMT
            Not After : Sep 29 09:51:23 2021 GMT
        Subject: CN=27C29E009C0812E06DADFB95083F5941BAF5F75A
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                RSA Public-Key: (2048 bit)
                Modulus:
                    00:e0:c0:97:ba:ee:d5:c8:b5:09:fb:86:d1:41:a4:
                    cb:e8:1f:59:61:b2:08:15:d2:ef:64:eb:bb:0b:70:
                    87:bf:b3:94:c8:e7:ff:12:0d:67:72:63:d0:3c:02:
                    c7:24:95:57:e1:aa:88:a8:ae:c8:db:28:fc:4c:2b:
                    96:25:25:70:16:ca:65:d8:31:53:0b:20:30:79:d7:
                    20:d2:1e:3e:00:34:94:67:ef:70:10:3f:37:98:64:
                    5c:02:46:52:ec:15:d4:d6:16:ae:8e:24:e2:fb:3a:
                    51:d6:12:89:0f:2c:05:00:ed:8e:cc:f6:cf:41:07:
                    89:98:36:58:0f:2e:0c:f3:13:80:56:b9:17:b3:68:
                    c6:10:d9:c6:ce:6c:33:82:dd:3b:ab:f0:3f:a1:f6:
                    b8:5c:a1:91:91:28:1f:e1:45:fd:cd:81:31:62:a6:
                    3c:8f:f4:5d:c9:62:f5:92:79:e1:12:1f:43:3b:b5:
                    97:68:44:de:cf:9f:31:e7:5f:28:28:79:a0:e1:55:
                    9b:2b:21:8c:48:46:da:97:9f:71:e0:af:d9:ad:a0:
                    f4:63:73:ec:5a:13:1a:d7:4c:b2:61:f4:ab:b5:31:
                    96:18:58:63:a2:e6:7a:0a:95:ba:0f:d0:1f:44:0f:
                    4b:c3:a0:93:27:e1:a6:7e:d2:bb:f4:b1:bb:53:e6:
                    c7:e5
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier:
                27:C2:9E:00:9C:08:12:E0:6D:AD:FB:95:08:3F:59:41:BA:F5:F7:5A
            X509v3 Authority Key Identifier:
                keyid:A2:3A:7C:63:54:71:18:AA:E4:97:F0:3E:13:12:1C:96:AB:34:54:7E

            X509v3 Certificate Policies: critical
                Policy: ipAddr-asNumber

            X509v3 CRL Distribution Points:

                Full Name:
                  URI:rsync://rpkica.twnic.tw/rpki/TWNICCA/ojp8Y1RxGKrkl_A-ExIclqs0VH4.crl

            Authority Information Access:
                CA Issuers - URI:rsync://rpki.apnic.net/repository/B527EF581D6611E2BB468F7C72FD1FF2/ojp8Y1RxGKrkl_A-ExIclqs0VH4.cer

            X509v3 Basic Constraints: critical
                CA:TRUE
            X509v3 Key Usage: critical
                Certificate Sign, CRL Sign
            Subject Information Access:
                CA Repository - URI:rsync://rpkica.twnic.tw/rpki/TWNICCA/CINGXU/
                RPKI Manifest - URI:rsync://rpkica.twnic.tw/rpki/TWNICCA/CINGXU/J8KeAJwIEuBtrfuVCD9ZQbr191o.mft
                RPKI Notify - URI:https://rrdp.twnic.tw/rrdp/notify.xml

            sbgp-ipAddrBlock: critical
                IPv4:
                  103.137.166.0/23
                IPv6:
                  2404:b540::/32

    Signature Algorithm: sha256WithRSAEncryption
         2e:e2:61:a3:e0:45:a5:a1:1b:96:29:60:57:6b:1d:80:ef:65:
         fe:6c:f0:7a:fb:ed:74:5c:e7:a8:5a:2d:1a:2a:87:0b:3d:a2:
         41:ad:32:a9:49:ca:e9:e4:0b:7e:36:2b:64:6d:57:ca:3a:69:
         99:07:fb:e8:50:6e:a3:1f:9b:db:9f:33:44:f0:66:24:5e:fb:
         a7:8e:96:f4:45:36:2f:21:9e:a5:2a:2f:a1:51:a6:10:94:68:
         a4:f5:bf:3a:21:e8:96:fc:50:72:bf:fa:39:dc:86:a6:60:19:
         78:14:23:40:63:8e:09:00:7c:67:1a:25:52:24:f8:21:d6:8c:
         17:11:8a:8f:dd:34:f0:e0:c2:a9:bc:27:ed:da:cf:f8:88:7c:
         e9:a1:68:00:ff:00:2f:7a:68:b9:27:5c:24:68:d2:dd:61:81:
         75:21:64:73:90:f5:22:3f:19:e8:fe:10:4d:b7:44:1d:24:65:
         78:45:bb:86:c9:93:2f:4c:d1:c3:88:e1:ba:20:4d:8a:78:08:
         5a:63:56:27:37:80:cd:e2:06:ef:dc:a7:40:f3:de:b5:1d:3b:
         41:60:24:a9:d3:44:06:8c:fb:58:61:4e:b1:18:30:4b:41:9b:
         bf:34:c1:dd:01:7b:9f:95:f6:9d:a6:72:24:19:a8:7a:6e:98:
         31:d9:6e:c6
-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----