220 SAVIN MP C3003 FTP server (12.83.1) ready.
230 User anonymous logged in.
214- The following commands are recognized (* =>'s unimplemented).
   USER    PORT    TYPE    MLFL*   MRCP*   DELE    SYST    RMD*    STOU 
   PASS    LPRT    STRU*   MAIL*   ALLO*   CWD     STAT*   XRMD*   SIZE*
   ACCT*   EPRT    MODE*   MSND*   REST*   XCWD    HELP    PWD     MDTM*
   SMNT*   PASV    RETR    MSOM*   RNFR*   LIST    NOOP    XPWD 
   REIN*   LPSV    STOR    MSAM*   RNTO*   NLST    MKD*    CDUP 
   QUIT    EPSV    APPE    MRSQ*   ABOR    SITE    XMKD*   XCUP*
214 Direct comments to ftp-bugs@.
500 'FEAT': command not understood.

SAVIN printer telnetd

SAVIN Maintenance Shell.   

User access verification.

login:

HTTP/1.1 200 OK
Date: Wed, 26 Feb 2025 18:11:02 GMT
Server: Web-Server/3.0
Content-Type: text/html; charset=UTF-8
Expires: Wed, 26 Feb 2025 18:11:02 GMT
Pragma: no-cache
Cache-Control: no-cache
Set-Cookie: cookieOnOffChecker=on; path=/
Connection: close

RICOH Co. Ltd.

SNMP:
  Uptime: 1029929400
  Description: SAVIN MP C3003 1.30 / SAVIN Network Printer C model / SAVIN Network Scanner C model / SAVIN Network Facsimile C model
  Service: 76
  Versions:
    1
    3
  Name: MP C3003
  Engine Boots: 0
  Engineid Data: 0000016f002673fffe71f8fa
  Enterprise: 367
  Objectid: 1.3.6.1.4.1.367.1.1
  Engine Time: 0:00:00

HTTP/1.1 404 Not Found
Connection: close
Content-Type: text/html
Content-Length: 89
Server: Web-Server/3.0

mDNS

mDNS:
  services:
    80/tcp http:
      path=/
      Name=SAVIN MP C3003 [00267371F8FA]
      Address=184.83.61.171
  answers:
    PTR:
      _http._tcp.local

SSL Error: ALERT_HANDSHAKE_FAILURE

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 1633 (0x661)
        Signature Algorithm: sha1WithRSAEncryption
        Issuer: CN=Ricoh Remote Service CA, C=JP, L=Aoyama, O=RICOH COMPANY,LTD., OU=Remote Service, ST=Tokyo
        Validity
            Not Before: Dec 31 15:00:00 2002 GMT
            Not After : Dec 31 15:00:00 2032 GMT
        Subject: CN=000000           , C=JP, L=Aoyama, O=RICOH COMPANY,LTD., OU=Remote Service, ST=Tokyo
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (512 bit)
                Modulus:
                    00:a9:86:b6:cd:e2:df:22:55:4f:68:9e:90:a0:00:
                    49:fd:55:ca:dd:b1:96:4c:8e:1d:ec:96:de:30:b5:
                    81:27:07:6e:30:c0:79:45:c7:62:9f:a6:66:02:f7:
                    1d:ac:73:5a:3c:85:9f:37:aa:04:b3:23:e7:d4:8a:
                    58:39:de:04:ad
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                F1:36:1D:45:EC:9B:80:5D:05:8B:EB:3B:34:F1:9C:42:F6:95:F8:1B
            X509v3 Authority Key Identifier: 
                keyid:C3:C1:0D:16:7B:F8:06:7C:A9:10:72:A7:57:44:D7:BA:82:D8:BF:52
                DirName:/CN=Ricoh Remote Service CA/C=JP/L=Aoyama/O=RICOH COMPANY,LTD./OU=Remote Service/ST=Tokyo
                serial:01
            Netscape Cert Type: 
                SSL Client, SSL Server
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Extended Key Usage: critical
                TLS Web Server Authentication, TLS Web Client Authentication
    Signature Algorithm: sha1WithRSAEncryption
    Signature Value:
        20:e9:dc:f7:88:ea:02:88:56:47:f9:19:13:67:2d:b5:7e:db:
        e2:ea:f8:c8:6b:77:a2:59:70:e7:06:ae:e0:12:57:e1:01:48:
        e6:4c:e1:05:4d:af:61:84:88:09:73:3f:0c:bc:4d:5b:5b:20:
        bf:41:c5:08:52:c2:aa:37:f2:ae

Knopflerfish httpd

HTTP/1.1 404 Not Found
Date: Wed, 26 Feb 2025 15:05:14 GMT
MIME-Version: 1.0
Server: The Knopflerfish HTTP Server
Connection: Close
Content-Type: text/html
Content-Length: 105

SAVIN MP C3003

@PJL INFO STATUS\r\nCODE=10082\r\nDISPLAY="Low: Black Toner"\r\nONLINE=TRUE\r\n\x0c@PJL INFO ID
"SAVIN MP C3003"