HTTP/1.1 503 Service Unavailable: Back-end server is at capacity
Content-Length: 0
Connection: keep-alive

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            64:00:00:00:e7:fe:9f:46:03:23:21:16:f8:00:01:00:00:00:e7
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: DC=cn, DC=com, DC=tp-link, CN=TP-LINK CA P1
        Validity
            Not Before: Sep 24 00:29:51 2021 GMT
            Not After : Sep 20 00:29:51 2036 GMT
        Subject: C=HK, L=Kowloon, O=TP-LINK CORPORATION LIMITED, CN=*.tplinkcloud.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:ad:75:76:c6:2a:2c:73:b1:86:84:8d:aa:ac:ed:
                    33:3f:cd:4c:51:c7:d4:5c:2b:fb:0a:5c:9c:54:8d:
                    9b:88:7e:1c:e8:e0:a2:79:d5:de:83:39:39:17:76:
                    07:18:74:37:58:87:ed:63:a5:c7:ad:8a:d1:f0:fc:
                    97:7c:ad:44:f8:c5:db:e9:05:54:84:54:59:ca:d7:
                    1f:7b:00:36:8f:af:17:7e:a3:b2:c6:a4:08:bc:76:
                    5b:cf:58:ed:dd:df:3c:38:61:d3:93:35:58:5c:6a:
                    30:9b:b8:9e:6c:29:5d:07:19:20:73:48:fc:d8:b2:
                    aa:60:86:6c:05:07:72:9f:8e:da:bf:7b:8a:b5:35:
                    56:70:59:61:60:ce:ad:e2:67:6a:e6:3d:80:02:ae:
                    7f:cc:a1:54:50:94:dc:c5:74:e6:7f:5f:44:ab:be:
                    32:5b:2d:35:9b:43:94:ee:50:1a:49:10:bd:b5:04:
                    42:87:9f:41:7e:62:8d:d9:f9:03:c6:44:68:82:57:
                    9e:f8:c4:c8:22:1a:13:25:93:11:92:71:2e:32:f3:
                    4f:47:4e:f2:33:e0:01:5b:38:ec:ba:33:6c:89:99:
                    2d:b1:f9:f2:24:b7:ff:c9:c0:c1:24:c9:d7:cc:70:
                    08:5a:cf:42:6b:7a:fa:95:3c:4b:2b:cf:7c:da:72:
                    8f:b9
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication
            X509v3 Subject Alternative Name: 
                DNS:*.tplinkcloud.com, DNS:tplinkcloud.com
            X509v3 Subject Key Identifier: 
                A7:AE:C7:2A:BA:0C:AB:63:AC:06:97:26:35:EE:B8:AF:8F:4F:8D:0F
            X509v3 Authority Key Identifier: 
                55:08:B5:CF:88:6F:B0:D3:C0:94:E7:FA:BF:A2:8D:F4:94:56:D2:5E
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://tpcrl.tp-link.com.cn/certdata/TP-LINK_CA_P1.crl
            Microsoft certificate template: 
                0-.%+.....7.....>...~......D...pG...F...@..e...
            Microsoft Application Policies Extension: 
                0.0
..+.......
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        16:94:4f:a1:1b:9b:c9:24:ac:0e:a8:23:20:23:0b:ab:7f:fe:
        b5:27:0e:de:44:d9:bf:71:3b:ff:e7:b3:89:75:67:36:71:20:
        d5:bc:78:ac:6a:6a:1c:b7:59:eb:83:e4:d0:0a:d6:8f:b7:1a:
        0e:44:87:8c:c1:b2:45:83:47:ee:fb:a5:df:34:92:22:55:8b:
        05:2c:52:41:5c:75:80:75:01:d6:f9:78:71:32:e2:6e:22:fd:
        92:dd:aa:e3:dd:d5:5a:2a:51:1e:2d:b3:ce:a5:6f:34:32:58:
        3f:fb:0a:bf:71:29:a1:01:e6:8c:ea:9d:c7:67:e2:65:6b:57:
        f3:3b:bb:e7:e4:20:6a:c7:73:7a:b8:44:5c:aa:20:63:9f:43:
        ef:30:aa:ba:0b:a9:af:7a:74:7a:a8:f3:a0:35:f8:0f:ae:f7:
        17:9c:22:df:7d:5a:c4:71:7a:94:40:ee:0a:a3:1b:8c:17:80:
        5a:70:1d:ad:98:47:4a:47:ae:d1:8d:fc:55:51:a4:4c:30:75:
        26:f2:df:1d:2e:75:55:25:43:6d:c1:44:10:18:69:56:47:c8:
        6a:71:d4:46:d7:eb:0b:4f:30:16:1a:80:8c:ed:22:fb:b8:3b:
        30:0f:0b:19:f2:1d:80:9d:16:10:e5:51:f2:10:8d:53:ae:cd:
        a6:ea:eb:98

nginx

HTTP/1.1 404 Not Found
Server: nginx
Date: Fri, 10 May 2024 15:32:47 GMT
Content-Type: text/html
Content-Length: 548
Connection: keep-alive
Strict-Transport-Security: max-age=31536000; includeSubDomains
X-Xss-Protection: 1; mode=block
X-Content-Type-Options: nosniff

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 1617650061478 (0x178a37510a6)
        Signature Algorithm: sha512WithRSAEncryption
        Issuer: CN=AppGate XDP CA
        Validity
            Not Before: Apr  4 19:14:21 2021 GMT
            Not After : Jul  8 19:14:21 2023 GMT
        Subject: CN=appgate-2.datadoghq.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (4096 bit)
                Modulus:
                    00:aa:3b:1d:1f:9a:f6:c0:f5:0b:93:b2:d0:7f:98:
                    a6:a7:10:8b:ae:2c:15:01:a9:a7:79:31:9e:bc:62:
                    c4:de:ae:8a:c4:5c:00:16:fb:44:95:bc:97:a7:5c:
                    34:28:b8:3c:f8:28:90:d8:50:c9:fa:04:cc:29:d8:
                    03:02:4d:b5:f2:6a:7f:6d:22:10:87:ee:14:e6:e8:
                    77:07:72:24:85:bf:cf:fc:6b:85:a2:8c:4e:71:27:
                    0e:4a:01:d1:02:11:3f:c5:68:73:cf:a8:5a:ac:b2:
                    bf:2a:1d:30:58:17:b0:86:82:41:79:71:aa:4c:8a:
                    8c:85:11:8f:4b:84:6c:7e:b8:3a:89:d8:12:e4:6e:
                    5b:dd:06:aa:3f:37:4c:44:eb:47:ff:0a:73:ee:b8:
                    37:35:63:a2:8e:20:94:21:e0:44:4f:47:08:fe:fe:
                    b5:a7:28:d8:25:f8:7b:63:4d:c7:04:03:48:9c:76:
                    48:75:d6:bc:4e:49:23:04:00:a4:87:73:f6:cf:bd:
                    fc:39:d6:93:d8:33:d2:3e:6d:af:ee:50:08:12:6a:
                    b8:7e:66:51:61:7c:d5:2b:80:0a:43:d4:f3:49:6f:
                    50:4e:b0:05:49:81:b1:28:00:b8:0b:07:75:29:97:
                    80:8f:77:a9:f3:fe:29:a2:9a:fa:d0:2c:72:27:1a:
                    48:e4:bc:1f:a4:da:92:46:67:0b:f7:2c:7e:bb:6f:
                    97:4a:5f:19:90:82:67:cd:42:4c:3e:ba:79:37:f7:
                    50:41:1f:5e:32:ce:fd:06:a4:a4:4e:29:97:5a:dc:
                    27:4e:db:c1:57:e7:d2:eb:db:3e:58:40:ca:7f:b5:
                    56:12:a6:df:c9:6b:3e:f5:88:fe:1b:8a:c6:5f:31:
                    5b:07:a2:61:aa:36:cf:ec:01:0e:ce:39:43:8d:e1:
                    67:6e:9c:a9:e6:a7:32:c3:a0:a0:92:c4:e3:15:28:
                    ec:1b:21:1f:eb:46:1a:8f:62:a8:d9:1f:f9:e2:2a:
                    5f:82:f6:6a:cc:22:a2:38:69:e2:3b:fd:2f:21:24:
                    45:a3:fc:36:70:9f:8d:c8:2b:30:a3:09:5d:b2:08:
                    46:66:0e:2a:17:ee:ce:e4:87:e3:ec:41:a1:e2:cf:
                    03:44:3f:ca:ea:ed:c9:81:58:8b:ca:8c:de:11:07:
                    ee:69:26:53:4e:41:f7:d4:07:b7:dd:96:4f:c9:9d:
                    e0:50:0c:6f:11:1e:1c:87:a8:f3:75:5b:cc:b2:1b:
                    d9:8a:2f:ea:72:db:68:2f:47:c9:e4:e6:ea:da:d8:
                    21:5a:87:7d:92:38:16:e1:7c:4f:95:f7:d8:25:1f:
                    53:66:10:70:ff:86:11:4c:f2:b0:4d:e3:ed:87:53:
                    17:bc:77
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Subject Alternative Name: 
                DNS:appgate-2.datadoghq.com, DNS:appgate.datadoghq.com
            X509v3 Subject Key Identifier: 
                D8:2F:93:91:D8:C4:FB:F6:57:F0:A2:E6:18:51:1B:0C:CF:CD:6E:2A
            X509v3 Authority Key Identifier: 
                keyid:2A:76:1E:F5:39:D3:27:70:FD:42:1D:6A:E3:E5:B2:5C:38:50:6D:A8
                DirName:/CN=AppGate XDP CA
                serial:97:51:F6:52:3D:C9:4D:F6
    Signature Algorithm: sha512WithRSAEncryption
    Signature Value:
        18:4d:e2:d0:c1:af:4f:83:01:97:c9:9c:1c:ca:76:ee:af:0c:
        cb:a3:45:cd:42:73:25:b3:bc:e1:ce:04:1a:a8:10:d1:5e:c8:
        b1:49:77:34:ba:77:1b:39:be:e1:67:ec:33:69:74:ac:93:0c:
        35:76:a9:be:61:66:3a:9a:a2:56:b1:aa:12:ca:84:af:86:ba:
        fb:c6:ba:cc:c8:08:11:65:ac:3c:e0:35:d7:6c:b9:9c:30:0f:
        53:dc:54:e6:1d:b1:8e:ed:2d:5a:d0:74:47:80:f7:c9:94:aa:
        9a:bd:09:ea:92:33:b0:0b:3a:bd:4a:6d:73:91:2d:0b:cb:7f:
        e0:54:f8:dc:af:c7:f2:47:40:94:54:67:b2:f3:a0:29:95:94:
        f2:bc:78:5c:3c:b6:e2:e5:72:d3:ba:f0:82:21:bb:09:46:00:
        a6:d5:7c:ad:ce:ff:c7:97:9a:70:cc:f5:90:b0:a9:8f:0f:d0:
        2e:2d:04:1d:d2:a5:1d:17:37:15:a5:42:a4:71:ec:f2:e0:97:
        52:7e:b3:0a:8e:2d:e5:e4:a5:09:2a:26:b8:bf:5c:c2:0c:d2:
        02:d4:f8:ce:ca:e3:d4:24:33:0e:f0:90:77:e0:4f:9d:e4:d4:
        c4:b9:1f:48:88:e3:41:2d:3f:2c:31:d1:be:55:79:8b:41:e1:
        50:21:d7:08:33:ed:bb:3e:df:86:27:ee:3a:cd:0e:0d:3d:9d:
        9e:93:68:6d:ab:03:9b:67:9d:3a:7c:68:72:2b:99:90:b4:1b:
        bf:e7:94:0f:64:d8:fb:8e:3a:b5:11:b7:3b:5a:c5:6d:b4:d3:
        47:70:de:6a:5d:b1:e6:33:3c:94:9e:38:4a:d2:4f:4d:d4:95:
        41:0a:48:c9:5b:3b:51:fb:e1:48:13:92:94:3f:cb:b1:6e:a5:
        76:77:5a:0b:1c:97:3f:0a:87:81:ab:c0:1e:17:a2:9f:d0:f8:
        b8:5d:9b:6a:a8:23:d7:95:8e:df:a5:e9:f0:e7:68:65:67:f0:
        90:ca:e0:71:ac:53:76:2d:f1:68:39:d5:a7:dd:af:4b:49:69:
        b8:5d:d3:ca:90:a1:5e:aa:13:b5:da:8a:b3:ea:d1:1c:78:9f:
        fc:b0:ce:05:e2:07:cd:34:10:38:fc:a6:05:53:37:cf:91:c2:
        11:02:eb:d2:0c:15:85:de:40:ff:7b:be:2b:d3:ad:53:d3:41:
        d4:43:33:bf:b3:69:43:c3:17:e9:bc:1f:fc:06:97:ce:b0:8e:
        b8:f1:ef:53:90:d7:44:47:4f:78:61:2d:06:a2:ed:8c:5d:25:
        ab:40:14:e9:a5:fe:bd:08:ed:b3:69:82:c1:d4:09:a6:84:5b:
        a6:87:11:39:47:00:a7:35