220 (vsFTPd 3.0.3)
530 Login incorrect.
530 Please login with USER and PASS.
211-Features:
 EPRT
 EPSV
 MDTM
 PASV
 REST STREAM
 SIZE
 TVFS
211 End

Postfix smtpd

220 localhost.members.linode.com ESMTP Postfix (Ubuntu)
250-localhost.members.linode.com
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 SMTPUTF8

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            73:cc:2b:71:3d:6b:98:1d:ee:84:f1:3a:e9:5b:bc:96:78:37:7c:43
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=localhost
        Validity
            Not Before: Aug 11 13:07:57 2020 GMT
            Not After : Aug  9 13:07:57 2030 GMT
        Subject: CN=localhost
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:e6:f6:28:d1:4b:8c:30:ba:28:4f:2d:37:4a:25:
                    14:57:79:05:61:48:cb:81:45:35:70:76:06:61:f2:
                    da:14:5f:ee:cf:5d:2d:d0:f9:23:ce:be:fb:d0:68:
                    d9:8f:ac:80:93:ed:ee:10:c4:ee:4e:42:74:ea:42:
                    df:ba:21:9d:8c:39:2d:ea:e0:2c:97:81:7c:b6:fd:
                    3f:3b:b0:9d:07:ed:1a:f2:9c:e0:ee:33:fb:6a:39:
                    82:e9:89:6f:0a:92:6d:10:cc:b8:1a:3e:5b:98:cf:
                    9c:01:d5:ef:0d:4a:08:6c:83:9f:d6:24:f5:21:0c:
                    91:ee:aa:a3:da:dc:e2:ea:e3:24:ac:e6:ef:af:0b:
                    d4:20:12:7c:e8:8f:c5:0e:ed:dc:17:b3:ce:6a:ee:
                    91:7e:e9:b1:18:52:c3:d0:d8:ff:8e:9e:ca:37:c9:
                    28:37:c7:f2:85:b2:b5:5f:51:50:bc:13:4c:d5:bd:
                    55:e5:f9:78:47:db:b0:b0:93:00:b2:4d:15:81:8e:
                    f4:b8:e6:e6:f6:7a:25:6a:50:6f:72:23:2f:68:68:
                    8f:41:98:68:cb:fe:48:99:db:6d:7b:e6:dc:5c:bd:
                    d5:5e:f2:f3:1f:a7:82:4d:16:5e:7c:56:97:e9:d7:
                    94:6c:93:fe:aa:ab:6d:8a:c1:d0:2a:7d:f5:b4:67:
                    42:35
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
            X509v3 Subject Alternative Name: 
                DNS:localhost
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        c8:ce:36:94:b3:6c:c7:c1:b5:54:51:88:2d:8e:34:ab:7e:d2:
        56:c0:b2:ae:3b:99:24:18:b2:80:6a:e2:15:22:24:72:44:f4:
        6b:1d:92:d9:ec:0b:91:f2:7f:5e:26:64:d0:a3:90:61:f2:6e:
        b6:c7:1f:df:ab:16:0d:d4:3f:cf:6e:34:6b:91:85:81:87:38:
        82:dd:ca:a5:2b:0f:60:a2:63:37:07:b3:b6:eb:b0:0a:64:b9:
        33:84:4a:6e:16:7c:79:4a:00:3f:64:31:01:14:70:36:86:cd:
        78:77:43:02:3d:0f:ed:1a:9b:55:5b:eb:a2:10:c5:dd:e7:76:
        61:37:10:b4:f0:79:48:ec:7d:b7:00:35:d8:67:4d:c5:32:87:
        b1:c9:04:53:37:77:59:47:2e:24:a6:78:45:a6:35:10:91:b4:
        90:19:1f:5b:0f:f2:7b:27:e3:cf:c9:55:e6:2e:a8:eb:c9:35:
        66:e4:7d:59:6a:ff:73:73:6a:14:a2:9b:9b:78:b4:46:d9:a2:
        a0:dd:4b:f7:4c:e5:18:3e:f4:ee:bd:e3:75:03:39:78:66:8a:
        a8:5a:52:cb:07:87:a6:5e:f8:2b:58:de:65:3a:cc:a6:89:20:
        25:6c:aa:28:b7:7a:d0:51:74:4c:8a:83:8f:50:3d:9d:cb:c3:
        9d:59:7a:b3

Apache httpd2.4.29

HTTP/1.1 200 OK
Date: Sun, 06 Apr 2025 22:33:10 GMT
Server: Apache/2.4.29 (Ubuntu)
Last-Modified: Sat, 05 Apr 2025 16:54:14 GMT
ETag: "c0-6320ada55c770"
Accept-Ranges: bytes
Content-Length: 192
Vary: Accept-Encoding
Content-Type: text/html

Apache httpd2.4.29

HTTP/1.1 200 OK
Date: Wed, 02 Apr 2025 07:03:17 GMT
Server: Apache/2.4.29 (Ubuntu)
Last-Modified: Sat, 30 Mar 2024 12:39:55 GMT
ETag: "55f-614e00dbb0fcf"
Accept-Ranges: bytes
Content-Length: 1375
Vary: Accept-Encoding
Content-Type: text/html

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            06:0a:fb:a8:27:93:ce:3e:db:02:f7:da:08:87:26:e6:a4:56
        Signature Algorithm: ecdsa-with-SHA384
        Issuer: C=US, O=Let's Encrypt, CN=E5
        Validity
            Not Before: Mar 31 20:58:00 2025 GMT
            Not After : Jun 29 20:57:59 2025 GMT
        Subject: CN=www.bfacp.com.br
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (256 bit)
                pub:
                    04:ca:e2:16:42:ec:94:b3:eb:09:29:18:89:84:32:
                    31:1b:0d:e7:26:3a:8c:41:62:97:2f:35:15:76:ee:
                    77:8b:58:cb:b7:79:e6:c2:57:51:3f:8a:b1:f0:d4:
                    d2:d8:21:f7:35:78:f5:56:bb:54:56:1c:c7:85:c7:
                    e0:7d:bf:0b:b3
                ASN1 OID: prime256v1
                NIST CURVE: P-256
        X509v3 extensions:
            X509v3 Key Usage: critical
                Digital Signature
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Subject Key Identifier: 
                94:91:CD:A0:B0:72:8A:47:88:66:B0:7F:0D:A9:68:EA:11:51:AB:9C
            X509v3 Authority Key Identifier: 
                9F:2B:5F:CF:3C:21:4F:9D:04:B7:ED:2B:2C:C4:C6:70:8B:D2:D7:0D
            Authority Information Access: 
                OCSP - URI:http://e5.o.lencr.org
                CA Issuers - URI:http://e5.i.lencr.org/
            X509v3 Subject Alternative Name: 
                DNS:www.bfacp.com.br
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://e5.c.lencr.org/87.crl
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
                                22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
                    Timestamp : Mar 31 21:56:31.073 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:6C:E6:57:DA:32:29:19:C7:E1:CB:A1:1B:
                                F0:FF:7E:81:9D:6B:AD:0E:FD:C8:6B:91:5D:5D:5E:02:
                                34:40:2A:35:02:21:00:80:2E:83:F9:E6:7B:05:E7:61:
                                27:FB:12:1A:AF:1C:9E:A4:E1:71:F3:8B:E7:48:64:2A:
                                E1:A2:DF:9B:1A:63:D2
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
                                D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
                    Timestamp : Mar 31 21:56:31.076 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:03:48:A0:44:5C:69:61:14:1C:F9:99:86:
                                F8:49:A9:D2:9C:F2:C0:47:26:E6:36:61:41:CB:4B:C2:
                                F0:DE:FE:23:02:20:15:C3:96:8F:3D:15:11:CD:64:AC:
                                78:06:11:2A:6B:4A:6E:14:45:15:80:4D:D5:81:F7:3F:
                                FD:DE:37:93:27:78
    Signature Algorithm: ecdsa-with-SHA384
    Signature Value:
        30:65:02:31:00:c5:8a:8c:bd:3b:1c:53:a2:81:0a:6f:a9:f4:
        bb:d9:81:5c:65:a6:81:e2:27:e4:ef:94:47:55:62:5a:1f:22:
        e6:bf:7a:3e:24:a6:06:49:b2:1d:4d:e4:24:ab:45:c8:3a:02:
        30:4f:c4:06:af:2d:a0:46:c3:e1:02:77:40:c7:ca:af:e2:f6:
        25:ea:07:04:2f:aa:48:83:36:95:49:3a:d4:4b:5c:2e:78:dc:
        c8:ca:ae:e9:5f:e3:d6:6a:90:85:a7:3f:8d

Squid http proxy3.5.27

HTTP/1.1 400 Bad Request
Server: squid/3.5.27
Mime-Version: 1.0
Date: Tue, 25 Mar 2025 18:24:07 GMT
Content-Type: text/html;charset=utf-8
Content-Length: 3524
X-Squid-Error: ERR_INVALID_URL 0
Vary: Accept-Language
Content-Language: en
X-Cache: MISS from localhost
X-Cache-Lookup: NONE from localhost:3128
Via: 1.1 localhost (squid/3.5.27)
Connection: close

MySQL5.7.42-0ubuntu0.18.04.1

MySQL:
  Protocol Version: 10
  Version: 5.7.42-0ubuntu0.18.04.1
  Capabilities: 65535
  Server Language: 8
  Server Status: 2
  Extended Server Capabilities: 49663
  Authentication Plugin: mysql_native_password

PostgreSQL10.19 - 10.23

PostgreSQL
fe_sendauth: no password supplied

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            73:cc:2b:71:3d:6b:98:1d:ee:84:f1:3a:e9:5b:bc:96:78:37:7c:43
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=localhost
        Validity
            Not Before: Aug 11 13:07:57 2020 GMT
            Not After : Aug  9 13:07:57 2030 GMT
        Subject: CN=localhost
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:e6:f6:28:d1:4b:8c:30:ba:28:4f:2d:37:4a:25:
                    14:57:79:05:61:48:cb:81:45:35:70:76:06:61:f2:
                    da:14:5f:ee:cf:5d:2d:d0:f9:23:ce:be:fb:d0:68:
                    d9:8f:ac:80:93:ed:ee:10:c4:ee:4e:42:74:ea:42:
                    df:ba:21:9d:8c:39:2d:ea:e0:2c:97:81:7c:b6:fd:
                    3f:3b:b0:9d:07:ed:1a:f2:9c:e0:ee:33:fb:6a:39:
                    82:e9:89:6f:0a:92:6d:10:cc:b8:1a:3e:5b:98:cf:
                    9c:01:d5:ef:0d:4a:08:6c:83:9f:d6:24:f5:21:0c:
                    91:ee:aa:a3:da:dc:e2:ea:e3:24:ac:e6:ef:af:0b:
                    d4:20:12:7c:e8:8f:c5:0e:ed:dc:17:b3:ce:6a:ee:
                    91:7e:e9:b1:18:52:c3:d0:d8:ff:8e:9e:ca:37:c9:
                    28:37:c7:f2:85:b2:b5:5f:51:50:bc:13:4c:d5:bd:
                    55:e5:f9:78:47:db:b0:b0:93:00:b2:4d:15:81:8e:
                    f4:b8:e6:e6:f6:7a:25:6a:50:6f:72:23:2f:68:68:
                    8f:41:98:68:cb:fe:48:99:db:6d:7b:e6:dc:5c:bd:
                    d5:5e:f2:f3:1f:a7:82:4d:16:5e:7c:56:97:e9:d7:
                    94:6c:93:fe:aa:ab:6d:8a:c1:d0:2a:7d:f5:b4:67:
                    42:35
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
            X509v3 Subject Alternative Name: 
                DNS:localhost
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        c8:ce:36:94:b3:6c:c7:c1:b5:54:51:88:2d:8e:34:ab:7e:d2:
        56:c0:b2:ae:3b:99:24:18:b2:80:6a:e2:15:22:24:72:44:f4:
        6b:1d:92:d9:ec:0b:91:f2:7f:5e:26:64:d0:a3:90:61:f2:6e:
        b6:c7:1f:df:ab:16:0d:d4:3f:cf:6e:34:6b:91:85:81:87:38:
        82:dd:ca:a5:2b:0f:60:a2:63:37:07:b3:b6:eb:b0:0a:64:b9:
        33:84:4a:6e:16:7c:79:4a:00:3f:64:31:01:14:70:36:86:cd:
        78:77:43:02:3d:0f:ed:1a:9b:55:5b:eb:a2:10:c5:dd:e7:76:
        61:37:10:b4:f0:79:48:ec:7d:b7:00:35:d8:67:4d:c5:32:87:
        b1:c9:04:53:37:77:59:47:2e:24:a6:78:45:a6:35:10:91:b4:
        90:19:1f:5b:0f:f2:7b:27:e3:cf:c9:55:e6:2e:a8:eb:c9:35:
        66:e4:7d:59:6a:ff:73:73:6a:14:a2:9b:9b:78:b4:46:d9:a2:
        a0:dd:4b:f7:4c:e5:18:3e:f4:ee:bd:e3:75:03:39:78:66:8a:
        a8:5a:52:cb:07:87:a6:5e:f8:2b:58:de:65:3a:cc:a6:89:20:
        25:6c:aa:28:b7:7a:d0:51:74:4c:8a:83:8f:50:3d:9d:cb:c3:
        9d:59:7a:b3