ProFTPD1.3.4a

220 ProFTPD 1.3.4a Server (gw.gkr.su) [::ffff:10.0.0.1]
530 Login incorrect.
214-The following commands are recognized (* =>'s unimplemented):
 CWD     XCWD    CDUP    XCUP    SMNT*   QUIT    PORT    PASV    
 EPRT    EPSV    ALLO*   RNFR    RNTO    DELE    MDTM    RMD     
 XRMD    MKD     XMKD    PWD     XPWD    SIZE    SYST    HELP    
 NOOP    FEAT    OPTS    AUTH*   CCC*    CONF*   ENC*    MIC*    
 PBSZ*   PROT*   TYPE    STRU    MODE    RETR    STOR    STOU    
 APPE    REST    ABOR    USER    PASS    ACCT*   REIN*   LIST    
 NLST    STAT    SITE    MLSD    MLST    
214 Direct comments to root@gw.gkr.su
211-Features:
 LANG fr-FR.UTF-8;fr-FR;zh-CN.UTF-8;zh-CN;zh-TW.UTF-8;zh-TW;it-IT.UTF-8;it-IT;en-US.UTF-8;en-US*;ja-JP.UTF-8;ja-JP;ru-RU.UTF-8;ru-RU;bg-BG.UTF-8;bg-BG;ko-KR.UTF-8;ko-KR
 MDTM
 MFMT
 TVFS
 UTF8
 MFF modify;UNIX.group;UNIX.mode;
 MLST modify*;perm*;size*;type*;unique*;UNIX.group*;UNIX.mode*;UNIX.owner*;
 REST STREAM
 SIZE
211 End

Postfix smtpd

220 gw.gkr.su ESMTP Postfix
250-gw.gkr.su
250-PIPELINING
250-SIZE 50000000
250-VRFY
250-ETRN
250-AUTH PLAIN LOGIN
250-AUTH=PLAIN LOGIN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 91120482453 (0x1537343895)
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, ST=N\/A, L=N\/A, O=Zimbra Collaboration Server, OU=Zimbra Collaboration Server, CN=mail.gkr.local
        Validity
            Not Before: Sep 19 07:58:18 2018 GMT
            Not After : Sep 16 07:58:18 2028 GMT
        Subject: C=US, ST=N\/A, O=Zimbra Collaboration Server, OU=Zimbra Collaboration Server, CN=mail.gkr.local
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:cc:20:4d:0f:92:7e:fc:6d:df:c5:66:05:6c:7f:
                    b6:15:a8:94:5a:89:7d:d0:87:1d:77:51:55:67:74:
                    b3:9c:cd:b9:ef:27:9e:b8:a6:ff:0d:c5:db:88:d9:
                    01:02:62:bd:79:7e:36:2c:de:ae:6d:af:60:18:74:
                    40:8f:81:0d:3b:f7:7f:fc:0f:ac:dd:72:ee:4a:1a:
                    56:d0:68:79:1e:7f:f4:6b:26:8c:66:dd:43:a0:41:
                    5a:d7:51:8c:fc:9b:f0:cb:57:08:8c:52:a7:5a:88:
                    33:33:b0:f8:e3:cc:0d:6a:4e:ae:fb:ba:ee:f3:d7:
                    8c:4d:42:98:62:92:cc:da:23:b0:a1:d2:61:a3:4d:
                    f2:c4:18:62:d9:9f:52:fd:87:60:04:68:81:0b:10:
                    fa:91:d7:c8:e8:0b:10:5d:b3:89:69:4c:04:e2:9b:
                    ec:04:78:73:8a:33:51:29:00:09:77:52:ef:f3:ef:
                    b4:8c:e2:93:93:6d:7d:ae:eb:e1:5e:41:8a:c8:c5:
                    de:01:a0:6c:7b:c3:e2:7b:ca:de:82:12:d4:bf:0f:
                    08:29:ea:f8:b7:64:79:eb:22:f2:6e:d8:38:e9:56:
                    ff:90:d7:ab:8c:c0:2c:21:da:70:1b:1f:cc:12:37:
                    02:3a:2e:28:82:26:ce:b3:ed:74:38:54:e7:e2:f7:
                    41:43
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
            X509v3 Key Usage: 
                Digital Signature, Non Repudiation, Key Encipherment
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        60:e3:0a:8b:57:3c:1e:db:57:ac:67:f8:63:53:6c:ac:8b:e2:
        e6:1e:fe:c7:8a:3a:17:3f:7f:b7:65:bc:d5:53:46:13:f2:11:
        73:dc:af:51:2c:a0:19:f1:f7:29:1d:ac:93:be:af:db:00:7c:
        5f:97:4d:73:ef:84:08:59:aa:1f:c8:e9:db:0d:c9:5f:22:52:
        c2:14:e2:9a:82:72:06:ed:57:2a:55:dc:97:0e:35:83:e4:e6:
        56:c3:8d:c9:cf:3b:d0:37:56:18:03:2f:d6:e4:79:66:5c:4a:
        6f:75:26:54:bd:26:bc:2c:f2:a5:14:28:9b:52:6c:1a:8d:22:
        d4:3b:b0:31:ca:66:ec:98:f1:3e:ed:57:6d:7d:aa:69:68:57:
        e2:3e:77:22:c1:2b:50:8f:0e:3a:95:2e:18:fe:6c:0d:54:11:
        be:58:14:7f:ea:b8:df:f9:5a:64:7b:83:6d:b3:48:ef:d8:71:
        79:6c:e9:51:ac:aa:8a:11:eb:50:57:13:3e:04:60:77:d5:e3:
        0d:3f:48:7d:0d:59:b1:a3:04:86:f2:c9:12:1c:d8:08:0a:ce:
        89:7e:93:a8:a3:8b:2d:29:4e:f2:b2:f7:37:e4:53:a9:80:2b:
        0d:0b:c4:ab:6f:42:72:37:81:bb:ee:19:9a:52:08:05:bf:2d:
        26:32:b9:dc