Pure-FTPd

220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
220-You are user number 1 of 50 allowed.
220-Local time is now 16:37. 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:
            f2:24:69:8c:df:2e:9e:f1
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=107.182.30.167/emailAddress=admin@bt.cn
        Validity
            Not Before: Jul 20 05:18:03 2021 GMT
            Not After : Apr 19 05:18:03 2031 GMT
        Subject: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=107.182.30.167/emailAddress=admin@bt.cn
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:d6:36:6a:19:07:1f:d0:15:22:15:6c:14:8c:17:
                    ba:2f:5f:6a:62:09:20:22:d2:84:b8:f5:d0:a7:7f:
                    4d:94:5f:c0:d0:ef:0b:3a:65:13:d2:47:4d:83:38:
                    4c:44:48:00:bc:6d:f3:0e:0a:67:c1:55:92:a1:68:
                    76:a7:dd:ec:42:17:e4:e8:f5:8f:69:e3:5b:fe:94:
                    e1:b5:4f:74:f0:86:f3:2d:6a:de:18:fd:4a:68:30:
                    a0:ad:07:68:c9:7e:06:eb:18:58:f7:4f:f4:a4:f5:
                    b3:75:e9:a8:58:14:d4:1e:f8:10:74:34:88:8f:a8:
                    e3:2a:5f:15:a6:a2:52:ae:4d:d2:56:50:14:1e:8c:
                    d8:99:3f:86:08:d7:40:4c:65:3d:98:13:dc:74:36:
                    11:1b:41:59:7a:62:00:6a:18:c4:8a:b9:70:98:d4:
                    b6:49:e9:24:29:96:fc:ed:20:21:5d:a7:b9:71:45:
                    46:15:a8:e7:70:72:14:99:1a:cc:14:3b:af:06:1e:
                    99:db:ed:c5:3b:25:f5:34:89:e3:2c:77:44:cd:fc:
                    9d:dc:c1:0c:f6:ad:f8:47:2f:75:cf:c8:a0:eb:75:
                    c2:8a:96:9c:2b:90:58:c1:fa:54:0a:a7:2d:05:e2:
                    01:72:4a:12:ad:3c:e5:48:e7:78:2d:18:e8:89:d3:
                    9e:ed
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                78:B7:7D:E8:62:D5:20:98:FE:5A:6F:BA:7A:42:C5:1F:EA:D7:FB:13
            X509v3 Authority Key Identifier: 
                78:B7:7D:E8:62:D5:20:98:FE:5A:6F:BA:7A:42:C5:1F:EA:D7:FB:13
            X509v3 Basic Constraints: 
                CA:TRUE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        36:61:11:6f:f7:74:ad:72:e0:6c:36:0e:ec:d4:d0:b8:6e:2b:
        0c:c1:d7:00:3a:6e:76:17:f9:57:f3:15:95:42:96:68:18:2a:
        59:58:53:4a:64:df:66:1b:e3:c1:2a:dd:e2:03:ec:a5:53:19:
        1e:f9:cb:13:c3:e6:b8:5a:a1:0d:80:39:89:48:2e:4d:98:54:
        f7:40:48:a2:19:f9:9d:af:24:11:14:3a:e5:70:af:8e:5e:fd:
        52:61:24:3e:3b:aa:d3:7b:18:a0:fb:a2:47:6b:e2:1a:13:d3:
        8a:af:c3:0a:ea:71:56:63:b9:7c:bf:9d:74:e7:22:06:88:2d:
        7c:f0:e0:ff:7a:bd:90:b3:88:84:58:c3:cf:a5:fc:af:61:73:
        81:4d:dd:82:79:ee:52:c2:26:b0:3b:ae:4a:71:dc:70:a4:6d:
        91:94:30:30:8d:b8:77:85:e5:ee:ba:f0:ab:98:e6:f1:bc:8d:
        ef:d4:18:da:87:ba:c9:67:ee:63:30:74:49:8d:1b:eb:8b:28:
        c1:fd:b0:e3:40:ee:e5:e3:f3:ff:8d:be:f7:8f:f6:64:e6:c9:
        a7:a4:8b:25:64:3e:1f:af:58:81:96:11:74:7b:d7:fa:ad:31:
        67:ca:0a:04:94:4d:57:40:68:eb:3e:d6:60:2b:68:6a:39:2c:
        82:82:bc:56

nginx

HTTP/1.1 200 OK
Server: nginx
Date: Tue, 11 Feb 2025 14:27:07 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding

nginx

安全入口校验失败

HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Content-Length: 802
Server: nginx
Set-Cookie: SESSIONID=dc1b1891-ce61-4480-9bd0-5cfc22e4c221.1cNPvuI1qPiM01lwVdqnL-5-aa0; Expires=Thu, 13-Mar-2025 16:36:27 GMT; HttpOnly; Path=/
Date: Tue, 11 Feb 2025 16:36:27 GMT