HTTP/1.1 406 Not Acceptable
Date: Sun, 21 Apr 2024 16:30:40 GMT
Content-Length: 0
Connection: keep-alive
server: duo-api

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 2659665083460140185 (0x24e9074d4926bc99)
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, ST=Arizona, L=Scottsdale, O=GoDaddy.com, Inc., OU=http:\/\/certs.godaddy.com\/repository\/, CN=Go Daddy Secure Certificate Authority - G2
        Validity
            Not Before: Nov 21 11:30:23 2023 GMT
            Not After : Dec 22 11:30:23 2024 GMT
        Subject: CN=*.duolingo.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:d1:2b:76:78:85:d0:25:db:a6:89:93:18:40:5a:
                    1f:79:31:03:67:62:f7:8a:31:97:50:0b:db:73:3a:
                    2b:44:d2:91:e8:e8:a7:72:4f:c7:3d:44:17:bc:a5:
                    73:76:17:26:fe:a1:eb:e2:61:12:07:3d:93:8c:fc:
                    4d:89:34:d5:fb:51:f8:42:68:d8:2c:52:36:c2:8f:
                    38:3e:3b:04:4a:cc:aa:4d:86:a4:c3:e5:20:8b:6d:
                    02:62:18:14:6d:7b:c9:03:64:c6:9a:cd:da:50:8b:
                    f7:7f:98:76:c3:9f:62:aa:50:8f:96:c6:1b:b4:27:
                    2b:7c:c9:2e:d6:55:51:b1:98:7f:f8:af:ab:00:5b:
                    38:03:78:60:e8:30:47:b1:6f:65:a1:78:0e:5c:88:
                    6b:4d:0b:fc:f6:de:2b:61:16:5b:29:32:eb:3d:6e:
                    09:f8:51:cb:10:44:c2:1f:25:91:84:84:4a:a0:62:
                    0f:aa:cf:0d:a2:70:38:3b:20:50:ce:ab:4e:52:ba:
                    69:55:90:3b:1e:c1:4a:84:c1:8e:2e:e7:53:a6:2c:
                    0d:b8:04:d1:ac:12:d0:b2:79:a6:19:b8:08:4e:6a:
                    6c:ce:45:a8:cf:46:3c:bd:1c:c0:19:e5:ee:98:c6:
                    76:01:ab:5e:ed:38:9e:e7:60:66:5c:ce:bf:31:c8:
                    8c:29
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://crl.godaddy.com/gdig2s1-12113.crl
            X509v3 Certificate Policies: 
                Policy: 2.16.840.1.114413.1.7.23.1
                  CPS: http://certificates.godaddy.com/repository/
                Policy: 2.23.140.1.2.1
            Authority Information Access: 
                OCSP - URI:http://ocsp.godaddy.com/
                CA Issuers - URI:http://certificates.godaddy.com/repository/gdig2.crt
            X509v3 Authority Key Identifier: 
                40:C2:BD:27:8E:CC:34:83:30:A2:33:D7:FB:6C:B3:F0:B4:2C:80:CE
            X509v3 Subject Alternative Name: 
                DNS:*.duolingo.com, DNS:duolingo.com
            X509v3 Subject Key Identifier: 
                25:E8:E8:A4:A1:63:0B:4E:F7:DC:4F:83:4E:36:71:1A:28:77:C0:00
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
                                32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
                    Timestamp : Nov 21 11:30:24.523 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:CA:B6:2E:29:0C:3B:CE:AF:4F:A5:F9:
                                20:DD:A8:7B:59:02:E7:D1:A3:45:45:FC:18:4E:B9:F1:
                                A6:66:F3:98:6B:02:20:1D:43:11:5F:F6:5D:6A:33:23:
                                81:56:07:BC:D6:85:0A:7C:9D:DA:75:AF:E7:83:78:AA:
                                D0:EA:A8:46:AC:C3:CE
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 48:B0:E3:6B:DA:A6:47:34:0F:E5:6A:02:FA:9D:30:EB:
                                1C:52:01:CB:56:DD:2C:81:D9:BB:BF:AB:39:D8:84:73
                    Timestamp : Nov 21 11:30:24.690 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:F2:F1:10:FF:9D:03:51:ED:57:AC:FD:
                                0B:9B:9B:FF:17:39:6D:34:2C:95:4D:CD:8A:C2:44:A6:
                                EA:82:49:87:61:02:20:42:43:5E:E0:23:7E:80:1B:80:
                                A3:F1:DD:00:16:16:96:DE:FC:18:FA:9B:D8:A3:B5:8A:
                                A7:41:CC:87:BC:43:50
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : DA:B6:BF:6B:3F:B5:B6:22:9F:9B:C2:BB:5C:6B:E8:70:
                                91:71:6C:BB:51:84:85:34:BD:A4:3D:30:48:D7:FB:AB
                    Timestamp : Nov 21 11:30:24.792 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:46:C2:E4:83:FA:E9:36:BE:79:A2:E2:D5:
                                5F:BE:D6:46:80:B6:26:F1:8F:28:66:BB:87:75:ED:46:
                                82:E9:43:9C:02:20:0B:4C:23:41:EE:20:B0:35:44:CE:
                                E2:48:72:EA:60:CE:82:FC:FA:76:3C:90:1A:71:15:90:
                                42:FF:DB:FC:AE:0E
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        7c:05:a8:f7:fe:a1:39:87:6b:82:cc:99:f0:71:e6:0b:7d:84:
        80:34:a7:18:4b:0e:c7:2b:8d:a7:99:dd:11:9d:c5:e5:eb:ac:
        91:d6:d4:d7:fc:39:7a:f2:5d:8d:12:79:4a:fc:58:89:f1:1e:
        73:9f:f0:0d:7b:be:be:01:6a:75:b0:9c:c5:86:d9:41:de:cc:
        fe:92:d7:54:e1:ff:ff:5c:28:34:26:a8:82:1f:7f:06:8c:1c:
        4f:c7:ca:dc:73:42:f6:85:f2:0c:07:c9:f9:53:c6:a6:82:dd:
        46:a8:de:7f:fc:5c:0f:0f:b4:4e:06:66:24:b3:1d:e9:b0:9b:
        6e:af:05:dc:e0:16:58:1f:2e:a0:d3:a6:27:7c:10:17:af:77:
        5b:da:37:f4:04:2c:93:b9:99:4e:7e:09:44:81:a1:b1:c9:4f:
        3c:79:94:74:5e:71:7b:15:bc:8e:ab:ac:75:af:93:df:bf:0e:
        7a:9c:19:41:0d:54:26:65:c8:de:51:b1:ef:e1:71:b8:b5:c7:
        22:dd:13:39:14:89:f1:09:2a:1a:b4:0a:ce:98:21:95:57:5c:
        94:53:d4:ea:ed:48:e7:c6:a4:52:a3:47:0f:d3:a8:6e:b7:1b:
        17:61:17:7f:ba:c5:a1:b7:4a:a0:f2:6b:89:9c:be:18:c5:a9:
        60:52:fe:27