Pure-FTPd

220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
220-You are user number 1 of 50 allowed.
220-Local time is now 04:02. Server port: 21.
220-This is a private system - No anonymous login
220-IPv6 connections are also welcome on this server.
220 You will be disconnected after 15 minutes of inactivity.
421 Unable to read the indexed puredb file (or old format detected) - Try pure-pw mkdb
211-Extensions supported:
 UTF8
 EPRT
 IDLE
 MDTM
 SIZE
 MFMT
 REST STREAM
 MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
 MLSD
 PRET
 AUTH TLS
 PBSZ
 PROT
 TVFS
 ESTA
 PASV
 EPSV
 SPSV
 ESTP
211 End.

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            85:c9:fc:11:f0:45:9e:84
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=156.229.159.154/emailAddress=admin@bt.cn
        Validity
            Not Before: Jan  2 09:18:24 2025 GMT
            Not After : Oct  2 09:18:24 2034 GMT
        Subject: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=156.229.159.154/emailAddress=admin@bt.cn
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (1024 bit)
                Modulus:
                    00:e1:84:e4:d6:e1:6e:82:6c:f5:fe:2e:31:a7:be:
                    1f:e3:5e:c3:6f:a2:0a:01:46:68:71:8f:05:dd:01:
                    53:68:f7:f9:2a:f6:cd:2f:f0:09:c2:10:57:30:a9:
                    a8:2b:5d:51:35:32:f6:82:e7:06:07:7f:4e:d9:94:
                    d5:95:f1:40:15:4d:39:b7:b8:ed:ad:cc:a1:75:3b:
                    65:3e:df:13:19:65:3d:c2:9e:95:55:01:42:e0:db:
                    d3:92:6f:aa:84:54:f7:46:5f:db:3a:91:a6:fa:ad:
                    f8:cf:0d:5a:b0:16:60:5b:ed:27:e9:a5:47:cf:0e:
                    35:71:cb:c1:27:83:c8:3e:51
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                4F:4A:D5:99:92:61:93:44:A4:23:31:AB:47:00:63:1A:CA:CC:93:57
            X509v3 Authority Key Identifier: 
                4F:4A:D5:99:92:61:93:44:A4:23:31:AB:47:00:63:1A:CA:CC:93:57
            X509v3 Basic Constraints: 
                CA:TRUE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        24:17:57:7a:67:28:da:24:a8:5e:8a:62:3b:e6:85:64:6c:a6:
        d7:cf:e0:12:cd:5c:6f:4a:75:63:0e:b7:36:57:bc:62:1c:99:
        72:73:03:a8:42:ae:ec:0a:fb:7a:f9:d0:29:d9:64:29:e8:2b:
        3b:66:0c:a9:fb:3b:bb:aa:4f:5d:12:7c:9f:c4:e3:a1:24:e8:
        2a:64:13:37:a1:53:e3:51:71:81:22:31:d7:cb:5f:f4:57:a5:
        32:cb:37:6c:53:7d:9a:b5:b1:99:ce:e7:09:ab:5c:8a:da:54:
        99:f6:f7:ce:89:b9:cc:bb:6a:b9:0a:3d:42:ef:63:05:28:5e:
        ff:40

nginx

HTTP/1.1 403 Forbidden
Server: nginx
Date: Wed, 05 Mar 2025 05:07:47 GMT
Content-Type: text/html
Content-Length: 548
Connection: keep-alive

Tinyproxy1.8.4

HTTP/1.0 403 Access denied
Server: tinyproxy/1.8.4
Content-Type: text/html
Connection: close