RealVNC Enterprise5.3 or later

RFB 005.000

VNC:
  Protocol Version: 5.0
  Security Types:
    5: RA2
    13: RealVNC
    129: Tight Unix Login Authentication
    133: RealVNC

MikroTik bandwidth-test server

\x01\x00\x00\x00

MikroTik router ftpd6.43.8

220 24 FTP server (MikroTik 6.43.8) ready
530 Login incorrect
500 'HELP': command not understood
500 'FEAT': command not understood

OpenSSH7.4

SSH-2.0-OpenSSH_7.4
Key type: ssh-rsa
Key: AAAAB3NzaC1yc2EAAAADAQABAAABAQC4qehpMQHF3l0cLwEVJDIlhegzPqv3mgi+xV0pLNTdP+yl
/+c5Gx0Pk0qC3PhgeFoyh7IC9QvF3zbMsRAAUdtLEyYi0cBsPyQg3i7p92J0ZyejtxOxbvc5FbHD
FycloQgPq4C3b1nu2CSAaEA8DAPnh/cAtbEwgOVbClbCYIK91S5ePSrg+OQEmXFNUXTKodJq+gIS
qidZnpWM0wgepv+NpzZsbQCQzV8SK+ZGFQoSRT/SZ/VUU7oWcSByvh/vKy8GtJkMXmEBf9RV50gn
vjzqj/iFkX9Cb5e/wjGXWMjDiO3HTI2zDoniPY828jSw23AmdR6H6XEQNoG5RBDbZwux
Fingerprint: 6e:23:fa:78:45:64:2e:ee:d9:9a:07:dd:89:67:2c:15

Kex Algorithms:
	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-group-exchange-sha1
	diffie-hellman-group14-sha256
	diffie-hellman-group14-sha1
	diffie-hellman-group1-sha1

Server Host Key Algorithms:
	ssh-rsa
	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
	aes128-cbc
	aes192-cbc
	aes256-cbc
	blowfish-cbc
	cast128-cbc
	3des-cbc

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

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            6e:b8:f3:94:6d:9a:43:e5:b6:49:16:10:a1:ee:41:55
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
        Validity
            Not Before: Oct  8 00:00:00 2021 GMT
            Not After : Nov  8 23:59:59 2022 GMT
        Subject: CN=*.v15.cc
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:dc:04:ec:f0:3f:2d:06:4a:b2:5f:b8:56:56:47:
                    33:d3:d9:0c:7d:66:a0:fe:97:aa:5f:9d:ff:c3:4c:
                    00:6f:39:16:d8:1d:f2:f2:64:63:9b:11:16:b7:7e:
                    76:4b:83:b9:fb:ca:93:de:7a:c8:c4:05:6e:ad:b5:
                    7c:2f:05:55:6c:20:20:7d:e7:52:c6:57:45:8b:e4:
                    1a:49:14:77:12:a3:4b:fe:4f:72:2a:9e:d5:6f:ab:
                    c0:52:03:02:ef:a3:0d:90:b8:d0:9f:64:4e:2c:49:
                    bf:2c:21:10:1a:5a:57:31:73:cd:08:d4:ea:ef:aa:
                    ef:20:97:91:6a:1b:ae:00:70:eb:18:f6:84:d0:23:
                    33:02:2f:cb:15:0a:23:97:7e:0a:bd:97:f8:ba:28:
                    b0:b2:8f:cd:b0:5b:d1:73:14:ba:e8:bd:4a:13:6b:
                    46:f6:cc:73:2c:46:98:02:7b:00:03:a8:63:9e:bc:
                    7e:ae:bc:8e:2c:04:50:7f:7a:f4:cf:96:2a:fe:4b:
                    6e:3c:63:7d:6f:da:d8:c3:f0:2a:ed:ff:6b:86:67:
                    73:dc:b1:d9:20:9c:8c:b9:6a:35:43:11:3c:ab:d6:
                    17:f6:e3:a3:25:d7:43:d9:a4:88:12:3c:49:d7:38:
                    7f:a2:89:d2:c8:a7:e3:29:49:04:1b:c3:9a:e6:28:
                    68:b7
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                8D:8C:5E:C4:54:AD:8A:E1:77:E9:9B:F9:9B:05:E1:B8:01:8D:61:E1
            X509v3 Subject Key Identifier: 
                39:63:54:40:12:DC:62:19:17:C6:DA:87:16:0B:14:95:DD:5A:F7:0B
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Certificate Policies: 
                Policy: 1.3.6.1.4.1.6449.1.2.2.7
                  CPS: https://sectigo.com/CPS
                Policy: 2.23.140.1.2.1
            Authority Information Access: 
                CA Issuers - URI:http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt
                OCSP - URI:http://ocsp.sectigo.com
            X509v3 Subject Alternative Name: 
                DNS:*.v15.cc, DNS:v15.cc
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 46:A5:55:EB:75:FA:91:20:30:B5:A2:89:69:F4:F3:7D:
                                11:2C:41:74:BE:FD:49:B8:85:AB:F2:FC:70:FE:6D:47
                    Timestamp : Oct  8 04:14:30.984 2021 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:1F:91:87:A8:4A:5D:91:B7:35:86:82:0C:
                                71:CE:6F:72:1E:1A:E6:21:6F:B2:09:48:11:C1:5D:B5:
                                D1:09:44:4F:02:21:00:CD:9C:68:6F:62:64:4D:39:54:
                                B0:7F:3B:36:33:71:2B:C0:36:46:83:39:2A:98:27:9A:
                                40:81:87:15:FA:B8:B9
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 41:C8:CA:B1:DF:22:46:4A:10:C6:A1:3A:09:42:87:5E:
                                4E:31:8B:1B:03:EB:EB:4B:C7:68:F0:90:62:96:06:F6
                    Timestamp : Oct  8 04:14:30.988 2021 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:0C:C3:EB:9D:BF:B8:6E:0B:B2:B5:09:89:
                                B7:03:1F:03:3B:28:04:6D:51:23:1C:1D:5E:CE:C9:A8:
                                F2:A4:5E:51:02:20:6E:6C:63:2D:F1:8F:9C:48:06:FC:
                                CD:65:22:11:7F:77:D8:CE:1C:26:CA:60:D2:C6:61:4E:
                                05:91:43:7C:34:66
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 29:79:BE:F0:9E:39:39:21:F0:56:73:9F:63:A5:77:E5:
                                BE:57:7D:9C:60:0A:F8:F9:4D:5D:26:5C:25:5D:C7:84
                    Timestamp : Oct  8 04:14:30.953 2021 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:46:02:21:00:D1:53:C1:AC:EF:C8:4A:E5:8D:A0:31:
                                3E:50:B4:59:0A:14:5C:0B:65:6C:4B:A3:CB:DD:79:B5:
                                78:98:95:55:59:02:21:00:B0:07:DC:CB:FE:11:80:DF:
                                64:01:5D:F6:5F:E9:08:9D:F8:03:35:81:3B:BD:CC:FA:
                                56:E5:B6:AE:48:35:FB:8A
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        c4:b1:3d:88:d5:1f:e2:09:01:2e:18:cf:58:28:09:c0:5d:86:
        0e:43:78:d0:7b:69:33:59:3d:ef:ba:f4:12:13:88:24:87:f4:
        4e:2b:60:6c:56:03:1c:90:fb:8d:dc:c4:06:4e:25:f7:81:6b:
        30:43:83:33:ad:eb:fc:89:3e:e1:3e:7d:52:b7:53:e0:2b:fe:
        8b:fb:4c:bc:8e:6b:24:13:05:ca:61:b8:ca:ec:02:3c:a2:cf:
        0d:da:6a:9a:71:9f:b3:c0:1c:76:d2:4e:de:6a:84:aa:a9:61:
        1a:ca:99:bb:0f:f0:9d:0f:f8:4d:d2:c1:ea:e5:3e:65:d1:f3:
        ce:e4:15:ae:61:7a:38:f2:3d:4d:ac:cf:a6:66:f6:58:ca:d8:
        ff:3b:ef:7d:7b:c0:b3:59:df:8f:f6:75:3d:9b:84:eb:8d:98:
        0b:e2:4e:7c:ff:78:c5:93:5f:be:7e:2a:d6:7e:68:eb:db:3a:
        ba:1c:7c:b2:c9:ed:6c:ca:0b:b6:ad:ff:c9:01:90:52:a4:a6:
        d4:8b:d9:5d:ae:d8:f2:6a:aa:7f:8f:9b:3e:a4:35:63:40:dc:
        e0:20:e0:50:c7:f2:4a:4e:72:f4:47:22:5e:80:4e:d1:88:8b:
        0b:cd:7c:bc:3f:46:8b:82:4c:e1:dc:e5:75:6c:5b:39:9b:f8:
        01:0b:c1:82

HTTP/1.1 400 Bad Request
Mime-Version: 1.0
Date: Tue, 11 Jun 2024 12:06:29 GMT
Content-Type: text/html;charset=utf-8
Content-Length: 3516
X-Squid-Error: ERR_INVALID_URL 0
Vary: Accept-Language
Content-Language: en
Connection: close