Pure-FTPd

220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
220-You are user number 1 of 50 allowed.
220-Local time is now 07:18. 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:
            d0:ea:d6:0d:ac:73:5d:7a
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=154.194.187.2/emailAddress=admin@bt.cn
        Validity
            Not Before: Dec 29 22:54:51 2024 GMT
            Not After : Sep 28 22:54:51 2034 GMT
        Subject: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=154.194.187.2/emailAddress=admin@bt.cn
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (1024 bit)
                Modulus:
                    00:c5:46:52:a2:1e:d0:f8:57:e2:54:db:7d:d2:ad:
                    61:fe:ee:f7:3a:07:e0:e9:9a:3f:42:e8:41:e0:6f:
                    ed:44:c0:36:4e:f1:da:77:f8:ce:e5:1c:4d:0f:92:
                    d2:b4:b5:13:74:fe:41:39:8f:2a:57:99:3a:2a:58:
                    31:21:0e:ad:60:45:63:f7:cc:26:de:23:8a:68:aa:
                    a0:a4:55:96:16:0c:04:ad:5e:d4:58:d6:88:53:2e:
                    b5:35:d5:b9:c2:de:45:ba:68:a6:df:83:b3:4a:48:
                    1b:86:ea:1c:20:57:f9:4b:c2:e6:44:03:3f:30:e3:
                    1e:6f:0f:bd:ac:dd:61:58:c3
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                6D:66:8C:D6:14:AC:89:DB:79:D3:88:EC:0E:CB:78:29:37:C7:55:B7
            X509v3 Authority Key Identifier: 
                6D:66:8C:D6:14:AC:89:DB:79:D3:88:EC:0E:CB:78:29:37:C7:55:B7
            X509v3 Basic Constraints: 
                CA:TRUE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        87:76:78:1e:a1:59:6a:56:a3:ce:58:27:51:c9:0f:d7:a8:9c:
        f9:e2:0e:29:7c:88:60:74:a7:58:b0:7f:e9:c6:e8:82:40:a6:
        b5:b1:8a:d5:f6:f3:b6:e7:3f:ff:87:14:b0:3e:2b:62:cc:d8:
        66:c0:20:c9:35:c0:17:6a:4c:b2:1b:0f:c1:97:d6:f0:40:71:
        4d:9d:1a:a9:bc:5d:fc:bf:69:37:77:1e:d4:25:de:3a:8c:92:
        4c:62:fe:42:fb:11:64:ac:43:55:07:ea:c4:6f:ac:bb:63:6d:
        ce:d4:f6:7a:75:ef:7c:53:0c:2e:2e:da:35:f8:6a:89:16:b1:
        88:8d

nginx

HTTP/1.1 400 Bad Request
Server: nginx
Date: Wed, 08 Jan 2025 01:31:17 GMT
Content-Type: text/html
Content-Length: 552
Connection: close