MikroTik router ftpd7.23.5

220 CHR FTP server (MikroTik 7.23.5) ready
530 Login incorrect
500 'HELP': command not understood
500 'FEAT': command not understood

OpenSSH9.2p1 Debian 2+deb12u3

SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3
Key type: ecdsa-sha2-nistp256
Key: AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKxOWoU8enSkG3O6nLMdPgzd
UGTu3WvT5knoTfFEIcnrP5CSzLuCBNLkIq6cm19ZhUFUcW9T5KSGw4ATn9h9sdQ=
Fingerprint: 7f:01:ae:c0:98:6f:33:ad:c3:45:80:5b:dd:a6:55:eb

Kex Algorithms:
	sntrup761x25519-sha512@openssh.com
	curve25519-sha256
	curve25519-sha256@libssh.org
	ecdh-sha2-nistp256
	ecdh-sha2-nistp384
	ecdh-sha2-nistp521
	diffie-hellman-group-exchange-sha256
	diffie-hellman-group16-sha512
	diffie-hellman-group18-sha512
	diffie-hellman-group14-sha256
	kex-strict-s-v00@openssh.com

Server Host Key Algorithms:
	rsa-sha2-512
	rsa-sha2-256
	ecdsa-sha2-nistp256
	ssh-ed25519

Encryption Algorithms:
	chacha20-poly1305@openssh.com
	aes128-ctr
	aes192-ctr
	aes256-ctr
	aes128-gcm@openssh.com
	aes256-gcm@openssh.com

MAC Algorithms:
	umac-64-etm@openssh.com
	umac-128-etm@openssh.com
	hmac-sha2-256-etm@openssh.com
	hmac-sha2-512-etm@openssh.com
	hmac-sha1-etm@openssh.com
	umac-64@openssh.com
	umac-128@openssh.com
	hmac-sha2-256
	hmac-sha2-512
	hmac-sha1

Compression Algorithms:
	none
	zlib@openssh.com

nginx

HTTP/1.1 200 OK
Server: nginx
Date: Mon, 14 Sep 2026 17:00:11 GMT
Content-Type: text/html
Content-Length: 1326
Last-Modified: Wed, 26 Apr 2017 08:03:47 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "59005463-52e"
Accept-Ranges: bytes

nginx

HTTP/1.1 200 
Server: nginx
Date: Tue, 15 Sep 2026 05:28:31 GMT
Content-Type: text/html;charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Content-Language: en-US
Cache-Control: no-cache

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            10:8e:04:11:11:01:ca:94:be:7b:a4:cf:9f:29:fc:15:05:aa:5e:4e
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=CN, O=TrustAsia Technologies, Inc., CN=LiteSSL RSA CA 2025
        Validity
            Not Before: Sep 10 01:00:00 2026 GMT
            Not After : Dec  9 00:59:59 2026 GMT
        Subject: CN=bjapi.fnvpn.top
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    cc:76:c5:bc:2a:5c:84:e6:12:30:b1:ee:6a:80:96:44:
                    53:ec:81:cd:60:e1:6e:e3:a4:36:da:0f:c1:67:c7:05:
                    e6:ed:c9:d1:62:fe:a4:98:e8:97:59:f4:10:5f:91:92:
                    23:33:d3:1c:4b:31:02:4c:2c:01:c6:95:ba:28:d1:24:
                    9e:1a:72:cd:f0:40:79:3b:08:c9:ef:c8:57:c0:f5:56:
                    1e:f0:65:f8:95:d6:9f:a7:6e:e6:bd:ee:b8:76:00:e1:
                    d9:fc:d6:42:5c:40:a3:2c:d1:14:d3:e7:b2:fd:3d:9e:
                    b0:6e:1e:b0:06:a4:bb:b9:94:0d:ff:a5:3e:37:cc:eb:
                    f6:2a:dc:d1:aa:92:da:bd:f3:3e:dc:90:8c:75:54:90:
                    d7:f3:ea:5c:65:2d:05:f7:64:d5:36:fe:8b:ed:83:e0:
                    63:1f:ff:8b:1c:21:ab:f4:7f:9c:81:71:da:96:a9:eb:
                    d5:76:f9:72:0b:f7:02:57:43:d1:65:b7:52:4a:70:53:
                    39:36:57:25:97:2c:73:60:bd:3f:06:01:8d:5f:be:11:
                    61:4c:ad:83:69:8e:ba:9e:c0:7e:a1:9f:68:82:03:9d:
                    7a:61:c3:00:a1:2b:60:0d:4e:d9:3b:0a:51:ff:90:3c:
                    51:06:f5:0b:64:05:85:56:b2:c5:4c:2f:6b:be:08:01
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Authority Key Identifier: 
                7D:57:8B:96:24:D6:2E:78:04:DC:27:AC:6A:44:BD:7B:A4:1F:7F:B5
            Authority Information Access: 
                CA Issuers - URI:http://ica.litessl.com/LiteSSLRSACA2025.crt
            X509v3 Subject Alternative Name: 
                DNS:bjapi.fnvpn.top, DNS:bj.fnvpn.top
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://crl.litessl.com/LiteSSLRSACA2025-Part10.crl

            X509v3 Subject Key Identifier: 
                D8:A2:6F:F6:51:28:ED:A8:BE:B8:16:E9:8B:B7:E4:9D:47:A6:AB:0E
            X509v3 Key Usage: critical
                Digital Signature
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB:
                                B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14
                    Timestamp : Sep 10 02:30:18.907 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:46:02:21:00:B4:E9:73:F5:0E:61:AA:D8:66:31:04:
                                70:C2:86:4C:8B:A2:A6:CE:3F:84:B2:58:DF:EC:E7:A2:
                                52:65:17:9C:36:02:21:00:EB:90:16:46:DC:E5:EA:11:
                                4F:55:65:28:1A:B0:DD:7A:7A:51:C0:D8:15:FC:27:5D:
                                32:13:3F:CA:3F:4E:FC:F8
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 74:DB:9D:58:F7:D4:7E:9D:FD:78:7A:16:2A:99:1C:18:
                                CF:69:8D:A7:C7:29:91:8C:9A:18:B0:45:0D:BA:44:BC
                    Timestamp : Sep 10 02:30:18.727 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:CE:71:A1:A6:13:6D:8C:D5:58:E9:E6:
                                13:A9:8F:4C:97:BB:D5:CD:3E:71:D3:76:1D:24:21:06:
                                01:1F:0A:E4:AA:02:20:60:DC:2B:14:F6:81:75:C2:E7:
                                A7:BE:E4:53:BF:25:79:03:2E:94:34:3D:70:23:4E:D3:
                                80:4A:C0:75:C3:31:29
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9:
                                82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77
                    Timestamp : Sep 10 02:30:19.484 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:7A:B6:AB:F6:52:B0:E9:E1:97:50:0D:01:
                                76:13:2C:94:94:A6:81:20:5D:B4:2C:5B:26:0D:8B:A7:
                                D8:A6:C7:2F:02:21:00:8B:70:E7:C3:25:52:72:5E:2C:
                                5A:6A:10:A2:A2:CF:41:9B:09:C8:B6:DD:90:70:C2:97:
                                93:B8:1B:3D:D0:6E:E0
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        79:17:fc:6d:b5:ba:e1:5a:bf:6d:49:97:61:3f:7f:ce:54:1d:eb:63:6b:a6:db:6c:
        b5:0b:5f:93:9e:09:2b:74:7d:dc:00:c3:19:b0:81:30:ba:33:df:16:51:b4:d1:22:
        2b:4b:b0:7e:ed:1f:56:5b:3b:d7:e8:89:aa:0d:ac:a4:52:49:ed:b1:59:07:54:aa:
        f7:e7:4d:89:98:51:03:28:7f:e6:97:b8:d8:d0:80:95:f9:f4:80:3f:d4:69:98:ca:
        6c:f1:ba:21:d1:f4:9b:bb:58:36:7b:ff:97:e7:47:60:1b:1e:79:0d:85:33:06:10:
        02:b5:48:ff:2f:eb:fc:39:55:49:78:8b:70:98:c4:f9:19:3a:aa:55:7d:c2:07:fa:
        51:56:b0:c8:f7:7c:ef:07:4e:00:ad:06:a8:57:74:37:aa:83:44:93:3a:6a:af:8f:
        83:b2:d2:53:06:36:bc:ea:9d:0f:22:ba:45:71:f6:6b:49:2e:bf:af:7b:7d:75:57:
        c9:5e:37:8d:62:51:59:51:d6:a4:7e:8d:18:11:8a:30:eb:9b:8b:17:16:30:9b:a8:
        a4:0f:03:e6:e2:9c:29:12:8b:6d:75:3b:4a:73:4c:2d:5e:86:77:42:c4:a7:5d:e0:
        fa:98:60:d1:c8:31:41:7c:91:fb:bb:ef:1f:30:7b:80