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

AWS ELB2.0

HTTP/1.1 503 Service Temporarily Unavailable
Server: awselb/2.0
Date: Mon, 03 Mar 2025 19:04:08 GMT
Content-Type: text/html
Content-Length: 564
Connection: keep-alive

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            0a:0d:44:82:b9:fb:5f:be:32:83:df:be:d2:ab:17:ea
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, O=Amazon, CN=Amazon RSA 2048 M02
        Validity
            Not Before: May  6 00:00:00 2024 GMT
            Not After : Jun  4 23:59:59 2025 GMT
        Subject: CN=*.atlasti.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:c3:84:70:a4:d8:1b:8f:b5:55:e3:5f:95:bb:fe:
                    87:5f:51:3a:6d:6a:5c:a4:b4:9f:1f:a2:07:7d:cc:
                    b6:13:76:e2:40:81:32:38:d0:b3:00:07:b2:14:1b:
                    5c:d6:a1:13:9e:d6:71:93:a5:11:0d:e2:3f:91:01:
                    2f:04:9e:c3:19:1e:f3:9c:3e:2d:da:a5:47:ec:5c:
                    30:a3:a3:36:53:73:df:7d:d0:22:9c:66:84:bb:75:
                    e0:fa:93:fa:94:42:0f:3a:4c:7b:ca:2c:50:8e:31:
                    64:e2:fd:9b:99:77:5e:73:66:92:ca:32:62:04:b3:
                    18:fb:79:bc:07:06:ad:11:ec:3b:f1:93:bc:e0:38:
                    ee:00:aa:f0:e3:21:ad:cf:40:7e:bf:eb:2a:a6:67:
                    a2:53:00:aa:6d:0f:f7:78:20:dd:65:77:f0:dc:0d:
                    2d:5a:1e:af:a3:ae:43:59:2e:cf:8f:ec:4c:f2:02:
                    12:b9:93:16:8b:8d:87:ea:25:42:51:5c:25:d0:59:
                    1d:a8:04:b7:c6:24:ff:bd:de:e2:34:bc:49:cd:92:
                    bc:bd:aa:75:1e:3b:a6:fa:c7:ba:3c:75:57:cd:b6:
                    22:79:f4:9f:38:b8:44:23:b5:dd:a9:3f:fe:43:01:
                    eb:75:0c:dd:59:53:5f:5f:7a:47:96:21:f0:55:76:
                    32:67
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                C0:31:52:CD:5A:50:C3:82:7C:74:71:CE:CB:E9:9C:F9:7A:EB:82:E2
            X509v3 Subject Key Identifier: 
                EF:93:C3:A8:DB:90:A5:E6:FA:3F:67:D4:98:02:E6:FF:E5:44:AF:6A
            X509v3 Subject Alternative Name: 
                DNS:*.atlasti.com
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://crl.r2m02.amazontrust.com/r2m02.crl
            Authority Information Access: 
                OCSP - URI:http://ocsp.r2m02.amazontrust.com
                CA Issuers - URI:http://crt.r2m02.amazontrust.com/r2m02.cer
            X509v3 Basic Constraints: critical
                CA:FALSE
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 4E:75:A3:27:5C:9A:10:C3:38:5B:6C:D4:DF:3F:52:EB:
                                1D:F0:E0:8E:1B:8D:69:C0:B1:FA:64:B1:62:9A:39:DF
                    Timestamp : May  6 00:21:21.726 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:FA:D2:6D:67:A9:D8:BC:4F:21:87:72:
                                D1:22:19:53:90:B0:F1:EA:FA:91:83:73:A6:DC:12:9D:
                                90:0B:5D:E2:A8:02:20:5F:AE:6D:A0:98:47:04:72:F1:
                                71:84:67:33:C3:3A:74:93:7E:5A:B8:DF:69:03:D8:71:
                                C7:B7:9B:10:59:77:DF
                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 : May  6 00:21:21.731 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:07:41:9A:E0:00:CF:19:49:3F:12:C4:ED:
                                5A:D7:82:B7:00:ED:AE:E2:A1:61:7D:E0:D7:9F:60:86:
                                6A:75:B6:97:02:21:00:9E:89:0B:FE:BD:3C:49:01:13:
                                7F:76:BB:60:E1:29:09:EA:EC:99:85:99:B2:FC:C5:33:
                                21:71:07:4F:16:DD:57
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
                                D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
                    Timestamp : May  6 00:21:21.754 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:03:0D:B0:2B:4A:46:AC:BA:9B:D1:25:54:
                                FE:9B:9A:B9:8E:E2:D1:28:BB:9E:79:1B:C2:B2:A9:6F:
                                B9:8E:85:BE:02:20:2C:A4:8F:2C:20:9F:4F:90:8A:4E:
                                84:2F:C0:39:7D:A1:5B:70:2C:EC:50:B0:54:5A:3F:F1:
                                5C:D1:BB:9A:BF:E5
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        4e:84:e7:0c:8e:70:87:d1:b0:93:8e:32:b1:65:e7:c5:e3:3c:
        4e:1f:8d:59:5d:fe:d5:6c:69:0e:ef:e0:53:6b:bd:b3:99:e6:
        3e:f1:1b:15:5f:a5:b4:78:8a:d9:36:42:9e:f0:76:bf:66:74:
        c3:a7:09:1e:ef:37:21:71:5c:1f:0a:19:0f:e2:5d:51:72:d0:
        44:46:19:90:ef:dd:bf:2c:14:72:92:ad:c1:e9:e3:7b:8b:63:
        ce:d8:7d:c0:f7:27:73:11:11:56:a3:aa:49:5a:49:82:8d:15:
        a6:0a:e4:ae:92:8f:69:75:0f:ba:b0:12:6b:2a:e4:11:65:c5:
        de:48:0a:db:14:c7:d0:e8:76:2f:ff:fa:0e:f4:7f:bf:6c:8c:
        58:7d:52:bd:c9:15:70:18:77:46:e9:af:ea:4d:bc:56:81:98:
        34:b0:f4:28:c4:de:68:e1:f3:b6:62:5e:85:8d:06:ce:58:a8:
        1f:9e:c4:23:7b:dd:21:82:50:e8:20:ce:f8:41:56:fa:31:81:
        55:e5:d2:14:92:35:c7:8b:e7:fb:ab:48:4d:3d:a3:c6:64:12:
        e2:a5:85:e1:a6:28:1b:63:1f:d5:c6:76:07:4e:1a:50:5a:6b:
        f5:a6:74:15:a6:e4:c4:77:d8:c2:76:5e:92:85:a8:a7:87:af:
        84:fb:44:01