220-cavin.kuleuven.be ESMTP (KU Leuven)
250-icts-p-cavin-1.kuleuven.be
250-SIZE 26214400
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 SMTPUTF8

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            06:d5:b2:ef:7c:d7:74:f7:4e:b1:83:18:e3:55:79:71
        Signature Algorithm: sha384WithRSAEncryption
        Issuer: C=NL, O=GEANT Vereniging, CN=GEANT OV RSA CA 4
        Validity
            Not Before: Nov 26 00:00:00 2024 GMT
            Not After : Nov 26 23:59:59 2025 GMT
        Subject: C=BE, ST=Vlaams-Brabant, O=Katholieke Universiteit te Leuven, CN=cavin.kuleuven.be
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:ca:c0:2d:c8:21:94:14:4f:eb:20:5b:ef:59:49:
                    15:49:f2:10:c0:6d:ce:9e:37:c2:5a:58:7c:ad:a4:
                    9a:5c:56:6c:e9:a3:2f:b3:93:39:5e:b3:3a:51:e7:
                    61:99:f8:6e:78:91:d4:72:50:bb:99:20:29:8c:be:
                    ee:6a:cd:a6:61:c3:7b:d6:75:2a:1a:c7:4d:98:b0:
                    65:8e:33:3e:bc:5a:16:70:01:b7:b3:fc:35:f6:6f:
                    4b:0b:a1:9d:6d:12:5a:4f:0b:a4:41:fb:ab:72:cf:
                    1f:21:31:ed:66:21:eb:8b:54:61:1a:89:7a:16:2a:
                    79:2c:f8:2f:4a:0d:2f:c4:9a:70:98:1c:2c:e6:c7:
                    11:82:e2:ed:40:20:65:b8:01:fb:7e:45:72:2b:6d:
                    24:e2:01:a4:56:01:c5:67:19:53:f2:4f:84:11:de:
                    e6:2c:50:d5:4e:82:12:0e:8e:0f:09:d0:75:63:e1:
                    3a:6e:cd:03:85:0a:7e:06:21:a7:c3:bd:20:44:a4:
                    c8:84:22:3b:75:7e:d9:35:45:13:4e:67:f7:cc:ae:
                    b6:10:52:a2:6d:63:5f:47:08:a2:f4:3e:d8:20:03:
                    8b:7e:7d:83:f0:d3:a8:64:1b:cb:8d:2b:e8:aa:9d:
                    17:8c:65:43:d0:21:d2:80:ca:0c:db:96:56:7f:6b:
                    92:c7
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                6F:1D:35:49:10:6C:32:FA:59:A0:9E:BC:8A:E8:1F:95:BE:71:7A:0C
            X509v3 Subject Key Identifier: 
                BC:18:13:62:4F:BE:87:08:67:C9:06:0D:8A:C7:08:AF:2D:8E:6D:42
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Certificate Policies: 
                Policy: 1.3.6.1.4.1.6449.1.2.2.79
                  CPS: https://sectigo.com/CPS
                Policy: 2.23.140.1.2.2
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://GEANT.crl.sectigo.com/GEANTOVRSACA4.crl
            Authority Information Access: 
                CA Issuers - URI:http://GEANT.crt.sectigo.com/GEANTOVRSACA4.crt
                OCSP - URI:http://GEANT.ocsp.sectigo.com
            X509v3 Subject Alternative Name: 
                DNS:cavin.kuleuven.be, DNS:www.cavin.kuleuven.be
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : DD:DC:CA:34:95:D7:E1:16:05:E7:95:32:FA:C7:9F:F8:
                                3D:1C:50:DF:DB:00:3A:14:12:76:0A:2C:AC:BB:C8:2A
                    Timestamp : Nov 26 09:52:28.929 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:46:02:21:00:F6:26:38:58:22:A7:37:53:49:16:4D:
                                AC:77:36:A7:21:8E:15:67:A2:9E:1F:62:07:3B:EA:DB:
                                1E:CD:63:8E:89:02:21:00:BF:9F:F3:F1:5F:01:71:EE:
                                A9:B6:BF:0F:13:CD:17:B5:3A:AF:D1:D4:3A:6C:6F:F7:
                                37:C4:10:17:7C:0A:DC:E0
                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 : Nov 26 09:52:28.840 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:BB:56:C9:6B:E0:C2:1E:30:76:C7:1E:
                                96:6E:08:3E:D0:70:CC:CF:7D:55:01:E5:68:5C:9E:3F:
                                D7:DF:6E:61:D3:02:20:58:63:FC:90:B2:F3:8C:3D:A7:
                                47:41:78:A1:F8:49:4A:96:4D:33:61:F6:50:6F:60:80:
                                55:03:FE:BC:AB:76:FB
                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 : Nov 26 09:52:28.801 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:58:BC:2B:8F:E6:46:6A:16:B2:99:BD:93:
                                C7:6C:A4:A2:A3:54:47:99:B4:4E:4A:93:17:F8:26:52:
                                71:2D:02:8E:02:21:00:B7:E6:38:8C:7F:51:59:50:A2:
                                24:FD:3C:EB:95:FB:E0:1E:70:BB:48:BA:C5:53:EE:6B:
                                89:59:65:FB:85:5A:B6
    Signature Algorithm: sha384WithRSAEncryption
    Signature Value:
        a1:b4:d0:16:1c:26:85:75:2c:7b:39:ec:bc:8a:9a:70:89:d9:
        ec:8a:ca:b7:c6:71:28:f3:61:c9:b2:e6:3d:ff:a7:06:63:d5:
        d1:56:d1:c3:75:2d:e6:bd:b2:21:38:fc:5b:58:73:6e:44:a4:
        7a:ad:8f:8c:f2:61:68:27:18:2f:b7:31:1a:8a:85:b0:88:37:
        18:f6:53:d5:35:a4:18:3e:be:f9:3e:36:f7:89:26:69:f5:9c:
        3e:b9:9c:5a:f3:1f:19:c4:ea:a5:42:4b:33:bc:45:bd:4a:ec:
        f6:4b:82:bf:86:cc:98:75:22:21:81:0b:31:5f:00:f9:96:00:
        52:f6:71:61:3f:7f:5c:0e:37:2b:68:77:0f:91:db:b5:5f:d0:
        78:96:bf:0f:b1:b8:e1:3b:53:b3:8e:94:9d:c8:c6:47:4a:76:
        33:d3:5e:cd:c0:b8:e1:54:df:15:fb:14:16:1a:3d:e3:5c:78:
        6c:7c:97:98:1b:78:b9:b3:85:0e:c3:42:60:fc:e0:13:ac:73:
        93:28:a8:22:28:b2:69:ba:61:51:58:b0:51:35:11:0a:51:d9:
        58:78:83:44:d9:e7:19:b3:eb:60:b6:46:3f:8c:62:de:3a:6c:
        fa:8e:88:b1:2c:35:33:2f:5e:f8:c6:55:ed:b1:d5:3f:15:11:
        04:0b:dc:cd:b8:11:29:ee:02:c7:de:fb:17:60:8e:a6:bf:18:
        cb:83:2a:de:12:75:ec:49:b4:74:8b:86:77:ed:14:a0:bb:ac:
        57:2b:3a:ec:1c:a1:48:49:24:1f:b9:b6:8f:bd:55:b0:43:f5:
        0f:14:88:cb:76:6f:f8:7e:64:f5:16:41:df:24:77:7e:21:9d:
        37:cc:07:a1:5a:3a:29:0c:5f:62:78:76:97:17:31:42:84:a8:
        63:33:6c:a6:af:87:8b:65:b8:fb:76:e5:02:18:e4:cd:a3:9d:
        c9:27:47:13:3a:36:88:d8:07:21:10:e8:4f:5f:e6:3a:4a:f7:
        a2:7e:70:5c:48:7f:f4:04:2d:96:49:51:24:6b:d9:ee:52:97:
        d7:0a:1e:ba:6d:7e:cc:44:76:6e:bf:36:47:9f:1d:d5:5f:0a:
        b7:26:8a:dc:c3:23:e3:9f:ff:cb:c9:59:11:e5:d8:6f:66:7a:
        ae:25:ee:1c:b5:f6:d2:25:3b:69:73:14:66:d7:27:ca:2e:aa:
        31:c8:bc:2a:a6:0b:f0:b1:94:62:6f:cb:c3:e2:f7:a4:0c:ee:
        bf:e9:5d:71:f5:e8:31:44:95:dd:0f:07:ba:06:92:83:15:36:
        01:08:49:01:21:3e:88:db:6f:28:58:e0:2f:05:7b:e8:fb:63:
        58:bc:70:fa:74:b3:20:be