220 (vsFTPd 3.0.2)
230 Login successful.
214-The following commands are recognized.
 ABOR ACCT ALLO APPE CDUP CWD  DELE EPRT EPSV FEAT HELP LIST MDTM MKD
 MODE NLST NOOP OPTS PASS PASV PORT PWD  QUIT REIN REST RETR RMD  RNFR
 RNTO SITE SIZE SMNT STAT STOR STOU STRU SYST TYPE USER XCUP XCWD XMKD
 XPWD XRMD
214 Help OK.
211-Features:
 EPRT
 EPSV
 MDTM
 PASV
 REST STREAM
 SIZE
 TVFS
 UTF8
211 End

nginx

HTTP/1.1 200 OK
Server: nginx
Date: Sun, 12 May 2024 16:49:22 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Set-Cookie: ci_session=6e081bd77016633fb92320a8a6d1a08f7a2c2217; expires=Sun, 12-May-2024 18:49:22 GMT; Max-Age=7200; path=/; HttpOnly
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache

nginx

HTTP/1.1 404 No such file
Server: nginx
Date: Fri, 10 May 2024 19:57:13 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            0d:b7:84:79:c4:25:bd:52:22:e4:60:d1:6b:70:a9:57
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, O=DigiCert Inc, OU=www.digicert.com, CN=RapidSSL TLS RSA CA G1
        Validity
            Not Before: Mar 14 00:00:00 2023 GMT
            Not After : Apr  5 23:59:59 2024 GMT
        Subject: CN=*.inet.vn
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:b8:08:cb:6e:34:f5:b0:ff:90:ec:99:4b:b8:53:
                    e5:73:4a:a7:eb:d9:d2:eb:1c:32:25:0e:10:5b:8e:
                    5a:c6:c2:9f:c3:f4:4e:2b:1a:b7:8d:d4:d8:e1:d1:
                    ff:e7:c1:13:e2:63:12:21:67:20:44:7b:e8:a8:0f:
                    49:1b:01:91:68:f5:98:88:b8:35:ea:c0:08:43:b7:
                    9b:7c:c6:8b:c3:79:0b:34:b8:28:39:36:a3:1f:cd:
                    a7:38:08:89:e4:d9:91:79:77:35:75:1b:43:cc:43:
                    f2:60:ef:3b:75:d8:92:0a:43:e8:23:98:ce:d8:3a:
                    d6:89:58:e7:85:b3:b3:9e:8d:d0:92:fb:07:0c:8f:
                    96:22:c6:ae:05:a6:fd:1b:29:3e:ee:fa:be:42:30:
                    b4:20:8b:c1:02:31:3b:2b:11:b1:5f:4d:37:96:d6:
                    11:bd:30:ec:fa:33:45:c1:99:a4:8c:4f:11:7e:7d:
                    76:bc:56:98:6b:7b:7a:26:c7:36:30:5c:0f:fc:61:
                    e6:a5:05:47:1e:5d:d3:62:6a:1b:63:73:04:6c:e8:
                    c0:36:29:7e:43:04:dc:e7:1c:dd:fc:7b:42:c7:49:
                    82:1e:d1:9c:44:62:29:6b:ad:b1:71:5f:c6:12:7e:
                    97:f9:3c:00:75:a1:45:82:44:2c:43:34:c4:d8:5a:
                    49:e3
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
            X509v3 Subject Key Identifier: 
                8E:E6:B6:79:9D:47:88:FE:BF:72:0D:63:46:2B:DB:0D:BE:7E:5D:EF
            X509v3 Subject Alternative Name: 
                DNS:*.inet.vn, DNS:inet.vn
            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://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
                  CPS: http://www.digicert.com/CPS
            Authority Information Access: 
                OCSP - URI:http://status.rapidssl.com
                CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt
            X509v3 Basic Constraints: 
                CA:FALSE
            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 : Mar 14 08:08:49.168 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:95:D7:3B:87:21:48:4B:25:D8:04:6D:
                                A6:1B:83:13:89:84:DC:D4:80:9C:B5:D2:30:65:5E:2C:
                                51:88:44:F9:0F:02:20:75:6B:9D:79:91:9E:07:B9:EE:
                                95:55:4A:CD:04:26:D9:C9:75:AA:00:6A:13:AD:BB:F2:
                                D6:17:86:3A:32:54:67
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 73:D9:9E:89:1B:4C:96:78:A0:20:7D:47:9D:E6:B2:C6:
                                1C:D0:51:5E:71:19:2A:8C:6B:80:10:7A:C1:77:72:B5
                    Timestamp : Mar 14 08:08:49.241 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:8B:81:8B:86:F6:83:D6:30:19:A9:C7:
                                D4:A8:0D:58:C4:D9:BF:D0:33:03:36:36:A2:E6:3C:54:
                                26:2A:10:D3:67:02:20:7E:83:F2:EB:C5:85:DD:C6:BB:
                                CA:CF:29:99:82:F6:44:60:26:99:1C:13:AE:4F:BA:4D:
                                8F:C5:4A:6C:26:0A:10
                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 : Mar 14 08:08:49.187 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:1F:AE:DE:13:CD:99:7C:F1:74:86:87:99:
                                F7:29:20:D6:1A:B9:32:86:06:17:0A:15:A7:DE:84:F0:
                                1D:20:F7:19:02:21:00:E3:FB:11:5A:09:E8:CE:FE:3A:
                                94:F9:19:EC:F3:3B:94:F8:D0:E3:66:65:2D:5E:A5:0C:
                                43:4C:B6:45:7A:71:C3
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        6b:8c:0c:a1:57:16:5d:4d:31:58:09:4e:15:6b:16:fa:28:ba:
        be:2d:9c:3d:ce:1c:bb:07:d6:04:1d:38:35:fa:37:f8:c8:55:
        77:77:72:7e:0f:b7:ad:17:ee:6a:f0:8c:fc:b4:48:8b:57:f0:
        01:d3:d9:e8:b1:80:74:9c:5e:c1:1b:06:19:2a:a6:44:c4:29:
        bb:c9:4a:32:55:0e:4d:9d:86:51:5e:7f:dc:8f:a1:1c:3e:e1:
        b8:34:48:52:70:96:e3:85:ce:e2:cf:26:8f:f8:f3:39:a3:b2:
        3d:36:54:33:49:42:99:56:06:c9:42:45:d4:5f:20:9e:aa:d8:
        3a:43:e2:ed:b0:ba:f1:36:9d:37:80:5f:03:d3:57:ff:27:26:
        32:0d:7c:25:b7:da:f3:01:2e:37:4c:91:fa:d5:d4:9a:8c:04:
        ab:6b:15:1c:83:4e:8f:f2:67:c2:7c:87:bd:26:32:5d:da:be:
        60:04:e2:82:93:f6:eb:52:f4:4f:02:b9:a6:fc:52:15:6b:f8:
        91:4c:78:70:af:5e:78:dc:d1:0c:1e:f4:af:5d:aa:2c:47:2d:
        4b:34:2a:47:20:31:86:82:1d:dd:38:72:56:72:c1:81:5b:ce:
        71:43:38:4b:5e:13:5b:f5:75:84:ab:06:0c:52:80:c2:cd:5b:
        44:e9:a1:84