SSL Error: TLSV1_ALERT_PROTOCOL_VERSION

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            04:a8:94:dc:9a:4a:3b:d6:81:90:4e:10:1a:9e:bc:63:33:8b
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, O=Let's Encrypt, CN=R10
        Validity
            Not Before: Mar  3 17:44:15 2025 GMT
            Not After : Jun  1 17:44:14 2025 GMT
        Subject: CN=materialnetworks.blogs.hoou.de
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:a7:50:ea:bb:e7:56:d2:68:2a:af:0d:f4:5e:54:
                    5a:0a:08:40:01:f7:57:2c:08:94:ae:09:b1:ab:6d:
                    64:7e:d1:b8:68:25:94:30:e4:d1:61:ab:cc:7b:e9:
                    24:44:4e:c5:87:da:87:f4:9d:fc:09:b0:30:fe:fb:
                    00:3e:23:57:84:ea:04:34:d0:b5:ce:9f:57:b6:22:
                    71:31:2e:bc:7c:f8:90:62:74:df:8e:e8:d0:bb:c0:
                    e0:f3:10:03:0a:c6:b4:21:03:f7:84:f1:ac:bd:fa:
                    c2:cb:61:3c:96:9e:e5:64:70:25:6c:24:66:c7:44:
                    1c:bd:7a:1e:2f:b4:ed:cf:d2:b0:66:a1:42:3a:57:
                    fa:b3:c7:13:e8:8a:38:c6:52:10:46:b8:cb:ca:0a:
                    5d:84:cc:82:61:86:0f:3f:2f:9c:5b:07:fa:4f:6e:
                    00:b0:da:7c:9d:ef:23:f6:04:d8:1d:e4:68:6d:79:
                    19:2c:70:34:6c:96:e1:cc:3f:49:11:10:75:65:ca:
                    8e:3b:d6:18:8d:21:44:07:e5:f4:b1:8a:1e:7c:bf:
                    63:0e:3f:94:b7:4d:eb:8e:35:c5:61:32:6e:3b:f7:
                    df:05:69:f3:79:c9:42:9c:52:82:ab:ea:d2:6c:d4:
                    86:c7:ac:18:85:2a:e6:e9:7d:d8:cf:bb:c0:0f:29:
                    dc:c3
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Subject Key Identifier: 
                5F:9E:63:B5:48:FD:F7:33:0F:74:AB:0E:9C:1A:77:05:1F:66:B7:45
            X509v3 Authority Key Identifier: 
                BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8
            Authority Information Access: 
                OCSP - URI:http://r10.o.lencr.org
                CA Issuers - URI:http://r10.i.lencr.org/
            X509v3 Subject Alternative Name: 
                DNS:materialnetworks.blogs.hoou.de
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
                                87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
                    Timestamp : Mar  3 18:42:45.280 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:63:A0:CC:D2:81:C8:10:D2:DC:02:94:1D:
                                9C:9A:69:85:47:44:EF:1E:D1:5C:16:E3:96:5C:1F:E2:
                                09:95:81:38:02:20:6D:21:BF:10:F6:FD:BF:36:B9:78:
                                A4:96:B0:5A:80:1D:C0:BC:14:E6:64:E7:D3:EE:64:DA:
                                02:C6:A7:CD:6A:58
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9:
                                1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08
                    Timestamp : Mar  3 18:42:45.335 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:55:7B:43:67:30:90:0E:A5:F0:07:02:0A:
                                04:B0:6C:12:DB:56:E2:56:CC:C5:77:4E:FC:F5:93:03:
                                0E:F7:5A:52:02:20:69:BD:C2:1B:57:06:A6:32:6A:43:
                                94:6E:67:19:A2:D6:0F:8B:DF:C5:EE:A6:09:D4:93:68:
                                78:FC:FE:17:4A:79
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        c9:0f:e7:c9:38:ee:77:e4:5e:ba:a1:e4:ea:27:c6:92:3c:1f:
        5b:a0:e8:c9:2c:b9:b7:44:ee:93:a5:38:70:69:d1:05:77:22:
        71:80:2a:00:6d:99:fe:20:1c:2c:6d:ac:8e:47:c5:82:e2:62:
        a6:ce:b2:ce:08:c1:76:42:53:eb:a6:00:78:e9:b8:2d:99:67:
        ef:6e:a8:bd:51:13:bf:f4:08:cf:ad:fa:c0:a8:28:d1:24:33:
        01:b2:f0:db:b1:9d:1f:3b:52:20:a8:c8:cb:5e:10:db:2f:f9:
        6e:97:09:96:ba:56:f6:34:f7:26:75:e2:dc:31:91:da:20:68:
        9b:40:af:c1:6d:44:37:86:dd:3a:a4:95:f6:f1:2d:c6:a8:e0:
        e9:fa:39:4f:fa:03:23:c8:d2:37:ab:d1:df:1f:32:cc:87:03:
        4c:96:d2:0d:56:f4:bd:1f:17:45:4f:9c:e2:30:29:57:e7:22:
        a6:f1:93:c3:9c:bf:bd:f6:9f:68:35:7c:bf:b5:0f:00:c6:61:
        cb:d5:89:ee:76:15:5a:cc:c0:d1:f7:63:28:95:47:bc:d2:0f:
        ff:ac:4b:f7:cb:5c:6b:90:13:97:d9:0e:52:21:63:61:3d:39:
        27:a3:a0:f6:ad:0d:af:19:98:51:d0:16:8d:a5:5a:e9:b8:6c:
        86:2b:fb:70