Pure-FTPd

220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
220-You are user number 2 of 50 allowed.
220-Local time is now 14:47. 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:
            e7:5e:da:2d:ad:98:6f:a7
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=38.34.175.182/emailAddress=admin@bt.cn
        Validity
            Not Before: Oct 14 06:11:20 2024 GMT
            Not After : Jul 14 06:11:20 2034 GMT
        Subject: C=CN, ST=Guangdong, L=Dongguan, O=BT-PANEL, OU=BT, CN=38.34.175.182/emailAddress=admin@bt.cn
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (1024 bit)
                Modulus:
                    00:d8:d4:10:29:b9:9f:79:8f:ee:09:81:c2:e0:5b:
                    f8:86:bc:c6:50:b1:95:73:3c:41:1c:f7:17:36:1f:
                    69:38:58:59:1d:4d:fd:a1:fd:60:43:fd:eb:14:38:
                    e8:e4:d0:05:6b:33:d8:85:4a:13:e4:f5:51:79:06:
                    80:f0:3a:55:09:92:a8:80:30:71:a2:54:d6:23:b0:
                    16:fd:14:8b:80:1e:e1:ce:a0:5b:1f:a1:cd:75:e9:
                    0a:53:33:03:f1:48:d6:a0:0b:09:9d:3b:f7:f8:5a:
                    00:1c:37:14:e0:c9:36:91:bc:55:85:95:7e:ea:91:
                    20:ee:d0:14:e3:a0:33:4f:2f
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                97:D4:3A:96:1D:F5:08:A1:96:70:3F:7D:71:EC:83:35:B0:B9:44:C1
            X509v3 Authority Key Identifier: 
                97:D4:3A:96:1D:F5:08:A1:96:70:3F:7D:71:EC:83:35:B0:B9:44:C1
            X509v3 Basic Constraints: 
                CA:TRUE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        5e:05:49:1b:26:9c:5c:95:eb:8d:8c:9f:db:90:dc:b0:e1:87:
        fc:05:ba:da:e4:27:eb:77:75:7b:c0:f8:8c:fa:3e:d3:d5:a4:
        ba:dd:40:a3:5d:c3:1a:7a:61:ae:fa:3f:eb:ca:a1:f2:bc:71:
        d0:ee:8c:82:97:d6:e9:03:23:b2:3c:07:14:ab:45:4b:3c:55:
        7a:80:fc:8a:7a:e3:28:56:a0:17:42:f3:b9:2c:98:8d:61:74:
        f3:3a:cf:7b:a8:64:99:3d:03:23:ce:62:e5:9a:4d:f9:22:81:
        76:7f:94:d5:26:a5:d8:d1:b5:87:9c:40:dc:90:36:ae:0d:26:
        d7:bb

nginx

HTTP/1.1 400 Bad Request
Server: nginx
Date: Sat, 15 Mar 2025 11:49:14 GMT
Content-Type: text/html
Content-Length: 552
Connection: close