HTTP/1.1 404 Not Found
Content-Length: 563
Cache-Control: no-cache, no-store
Content-Type: text/html; charset=utf-8
Date: 2024-05-14 05:16:45.096980234 +0000 UTC
Server: heroku-router

nginx

HTTP/1.1 200 OK
Report-To: {"group":"heroku-nel","max_age":3600,"endpoints":[{"url":"https://nel.heroku.com/reports?ts=1715663664&sid=e11707d5-02a7-43ef-b45e-2cf4d2036f7d&s=n7wmZrJZX3NE9JuhyhIQGKrKdOfQzpplTO6CnYF2Vek%3D"}]}
Reporting-Endpoints: heroku-nel=https://nel.heroku.com/reports?ts=1715663664&sid=e11707d5-02a7-43ef-b45e-2cf4d2036f7d&s=n7wmZrJZX3NE9JuhyhIQGKrKdOfQzpplTO6CnYF2Vek%3D
Nel: {"report_to":"heroku-nel","max_age":3600,"success_fraction":0.005,"failure_fraction":0.05,"response_headers":["Via"]}
Connection: keep-alive
Server: nginx
Date: Tue, 14 May 2024 05:14:24 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 60184
X-Frame-Options: SAMEORIGIN
Vary: Cookie
Via: 1.1 vegur

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            04:37:08:cc:7c:43:98:c8:ee:07:b3:e0:e2:4f:0a:61:e8:8a
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, O=Let's Encrypt, CN=R3
        Validity
            Not Before: Mar 24 01:20:28 2024 GMT
            Not After : Jun 22 01:20:27 2024 GMT
        Subject: CN=micromasters.mit.edu
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:dc:39:30:8f:16:e7:57:de:ec:48:4d:b8:30:1d:
                    72:5d:41:f5:b0:89:5c:aa:a0:2a:6f:ee:74:1f:da:
                    f0:68:9c:70:d3:43:71:bf:d5:f2:e8:6f:54:c9:78:
                    a0:02:86:1c:4d:3f:e5:85:ed:75:fc:b5:cd:16:4d:
                    69:cf:60:e1:d3:ab:b2:c2:9a:e2:b9:4b:ca:7e:58:
                    79:df:7d:3b:55:0f:ca:2e:71:71:df:32:fa:1f:29:
                    46:a5:7e:a6:91:78:3b:c6:6f:7f:34:98:9e:4c:eb:
                    3a:e5:2f:b4:60:06:04:a1:63:d1:3a:59:7d:fe:e5:
                    e2:ff:88:29:6b:df:02:fd:9b:7c:34:e1:48:36:37:
                    33:cc:3f:92:95:4e:21:df:0e:c3:58:b9:82:ef:a9:
                    ff:00:f0:aa:52:0e:20:fe:ce:8b:7b:8d:b5:b6:3c:
                    f8:f6:5f:0c:01:99:dd:09:2c:55:4e:b9:bd:7e:85:
                    71:3c:13:e8:59:49:9d:7f:d4:e1:2b:98:52:34:d1:
                    aa:fc:4c:23:b6:d2:2b:f3:88:85:23:c7:cf:bc:60:
                    3e:9a:4e:17:fe:45:67:20:32:1f:a4:bd:33:df:86:
                    e5:33:b8:28:16:b8:15:d0:86:18:f8:88:8e:3d:89:
                    c7:8b:2a:dd:f2:6f:b3:35:90:d7:3d:38:7e:15:c0:
                    3b:29
                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: 
                2A:E1:1F:FB:06:9E:9A:92:31:0A:C2:8E:49:14:68:0E:FA:46:15:D1
            X509v3 Authority Key Identifier: 
                14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
            Authority Information Access: 
                OCSP - URI:http://r3.o.lencr.org
                CA Issuers - URI:http://r3.i.lencr.org/
            X509v3 Subject Alternative Name: 
                DNS:micromasters.mit.edu
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 3F:17:4B:4F:D7:22:47:58:94:1D:65:1C:84:BE:0D:12:
                                ED:90:37:7F:1F:85:6A:EB:C1:BF:28:85:EC:F8:64:6E
                    Timestamp : Mar 24 02:20:28.905 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:23:56:49:3A:FB:6E:33:C3:E1:EF:F7:D3:
                                17:84:2D:71:FB:E3:86:63:99:36:80:E4:B4:FA:76:21:
                                25:34:2C:9C:02:21:00:C3:36:21:65:B0:6F:8C:57:DC:
                                50:68:DF:05:6E:C9:66:5A:B9:71:5C:E7:FF:75:76:92:
                                7C:8A:87:DB:17:A6:04
                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 : Mar 24 02:20:28.925 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:38:2D:61:26:B9:A8:C9:46:92:71:65:02:
                                84:FB:E7:9B:D3:53:0E:37:41:3F:CB:6C:65:07:39:09:
                                98:B5:76:EB:02:21:00:9A:25:B4:83:53:CC:AF:12:CC:
                                9D:31:56:00:86:62:1C:C5:E6:A9:5D:2A:C7:CA:B6:5D:
                                C5:23:5D:06:C4:50:2F
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        21:14:d2:f9:3d:5a:59:8c:b4:d6:e7:08:80:0f:74:16:a4:77:
        59:8f:dc:2a:0f:4c:55:32:90:52:ac:28:51:3a:66:07:36:5b:
        fd:4f:6b:77:c2:b3:24:a8:79:e6:62:ab:0f:0f:69:ee:ff:c4:
        80:05:72:7e:5f:37:9b:b1:f0:c5:e9:fb:b5:04:25:92:1b:1f:
        53:62:e6:bd:6b:f5:35:33:30:f0:1e:77:3f:33:d5:ac:cf:ca:
        b9:b3:04:f6:21:32:66:2c:30:2e:f5:0f:01:8c:21:cc:46:28:
        29:80:af:01:36:23:5c:b4:49:d8:89:91:e9:ce:3d:61:52:ab:
        34:8d:93:57:ff:db:c1:65:ce:44:89:87:00:fc:4b:ca:0b:54:
        42:93:a2:eb:3b:70:bd:d5:65:64:9e:ba:11:e2:63:35:83:29:
        72:cd:61:b5:4a:85:39:50:ce:85:10:be:cf:e8:bc:95:82:25:
        bb:58:31:68:f7:3e:a2:1e:1c:7f:49:a2:2f:53:e0:ce:5a:26:
        08:46:dd:96:6f:d0:96:9f:37:62:94:c1:08:6f:30:40:10:23:
        ed:47:5a:fb:8a:15:31:21:cf:41:0e:80:cb:45:7a:6a:f7:97:
        e1:ba:12:50:c3:5f:f3:63:21:dd:b5:58:76:fc:d3:85:f1:72:
        e5:1c:a0:57