sdf.org ======= **Connection Banner:** .. image:: /_static/banners/banner_37d1179e00f8.png :alt: sdf.org (pts/114) if new, login 'new' .. login: Password for @sdf: :class: ansi-banner :width: 176px :loading: lazy Server URLs ----------- .. raw:: html Server Info ----------- - **Server Location**: 🇺🇸 United States (GeoIP) Telnet Fingerprint ------------------ :ref:`0dc7f337977d4077 ` *This fingerprint is unique to this server.* **Options offered by server**: ``BINARY``, ``ECHO``, ``SGA``, ``STATUS`` **Options requested from client**: ``BINARY``, ``ECHO``, ``LFLOW``, ``LINEMODE``, ``NAWS``, ``NEW_ENVIRON``, ``TSPEED``, ``TTYPE``, ``XDISPLOC`` The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata. .. raw:: html
Show JSON .. code-block:: json { "server-probe": { "fingerprint": "0dc7f337977d4077", "fingerprint-data": { "offered-options": [ "BINARY", "ECHO", "SGA", "STATUS" ], "probed-protocol": "server", "refused-options": [ "AARDWOLF", "ATCP", "CHARSET", "COM_PORT", "EOR", "GMCP", "MSDP", "MSP", "MSSP", "MXP", "ZMP" ], "requested-options": [ "BINARY", "ECHO", "LFLOW", "LINEMODE", "NAWS", "NEW_ENVIRON", "TSPEED", "TTYPE", "XDISPLOC" ], "scan-type": "quick" }, "session_data": { "banner_after_return": "Password for \r\u0000@sdf:", "banner_before_return": "\r\nsdf.org (pts/114)\r\nif new, login 'new' ..\r\n\r\nlogin: ", "dsr_replies": 0, "dsr_requests": 0, "encoding": "ascii", "option_states": { "environ_requested": [ { "name": "*", "type": "VAR" }, { "name": "*", "type": "USERVAR" } ], "server_offered": { "ECHO": true, "ENCRYPT": false, "SGA": true, "STATUS": true }, "server_requested": { "0x24": false, "AUTHENTICATION": false, "BINARY": true, "ECHO": true, "LFLOW": true, "LINEMODE": true, "NAWS": true, "NEW_ENVIRON": true, "TSPEED": true, "TTYPE": true, "XDISPLOC": true } }, "scan_type": "quick", "timing": { "probe": 0.31693577766418457, "total": 6.236319065093994 } } }, "sessions": [ { "connected": "2026-02-14T17:11:58.078877+00:00", "host": "sdf.org", "ip": "205.166.94.16", "port": 23 } ] } .. raw:: html
Connection Log -------------- Debug-level log of the Telnet negotiation session, showing each IAC (Interpret As Command) exchange between client and server. *Generated by* `telnetlib3-fingerprint `_ .. code-block:: shell telnetlib3-fingerprint --loglevel=debug sdf.org 23 .. raw:: html
Show Logfile .. code-block:: text DEBUG client.py:965 Fingerprint client: host=sdf.org port=23 INFO client_base.py:175 Connected to DEBUG client_base.py:492 negotiation complete after 0.00s. DEBUG stream_writer.py:707 recv IAC DO AUTHENTICATION DEBUG stream_writer.py:1770 handle_do(AUTHENTICATION) DEBUG stream_writer.py:1848 DO AUTHENTICATION not supported. DEBUG stream_writer.py:3174 local_option[AUTHENTICATION] = False DEBUG stream_writer.py:950 send IAC WONT AUTHENTICATION DEBUG stream_writer.py:707 recv IAC WILL ENCRYPT DEBUG stream_writer.py:723 WILL ENCRYPT unsolicited DEBUG stream_writer.py:1900 handle_will(ENCRYPT) DEBUG stream_writer.py:3174 remote_option[ENCRYPT] = False DEBUG stream_writer.py:950 send IAC DONT ENCRYPT WARNING stream_writer.py:2008 Unhandled: WILL ENCRYPT. DEBUG stream_writer.py:707 recv IAC DO TTYPE DEBUG stream_writer.py:1770 handle_do(TTYPE) DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = True DEBUG stream_writer.py:950 send IAC WILL TTYPE DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = True DEBUG stream_writer.py:3174 local_option[TTYPE] = True DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = False DEBUG stream_writer.py:707 recv IAC DO TSPEED DEBUG stream_writer.py:1770 handle_do(TSPEED) DEBUG stream_writer.py:3174 pending_option[WILL + TSPEED] = True DEBUG stream_writer.py:950 send IAC WILL TSPEED DEBUG stream_writer.py:3174 pending_option[SB + TSPEED] = True DEBUG stream_writer.py:3174 local_option[TSPEED] = True DEBUG stream_writer.py:3174 pending_option[WILL + TSPEED] = False DEBUG stream_writer.py:707 recv IAC DO XDISPLOC DEBUG stream_writer.py:1770 handle_do(XDISPLOC) DEBUG stream_writer.py:3174 pending_option[WILL + XDISPLOC] = True DEBUG stream_writer.py:950 send IAC WILL XDISPLOC DEBUG stream_writer.py:3174 pending_option[SB + XDISPLOC] = True DEBUG stream_writer.py:3174 local_option[XDISPLOC] = True DEBUG stream_writer.py:3174 pending_option[WILL + XDISPLOC] = False DEBUG stream_writer.py:707 recv IAC DO NEW_ENVIRON DEBUG stream_writer.py:1770 handle_do(NEW_ENVIRON) DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = True DEBUG stream_writer.py:950 send IAC WILL NEW_ENVIRON DEBUG stream_writer.py:3174 pending_option[SB + NEW_ENVIRON] = True DEBUG stream_writer.py:3174 local_option[NEW_ENVIRON] = True DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = False DEBUG stream_writer.py:707 recv IAC DO b'$' DEBUG stream_writer.py:1770 handle_do(b'$') DEBUG stream_writer.py:1848 DO b'$' not supported. DEBUG stream_writer.py:3174 local_option[b'$'] = False DEBUG stream_writer.py:950 send IAC WONT b'$' DEBUG stream_writer.py:699 begin sub-negotiation SB TSPEED DEBUG stream_writer.py:686 sub-negotiation cmd TSPEED SE completion byte DEBUG stream_writer.py:3174 pending_option[SB + TSPEED] = False DEBUG stream_writer.py:2173 recv TSPEED SEND: b'' DEBUG stream_writer.py:2204 send: IAC SB TSPEED IS b'38400',b'38400' IAC SE DEBUG stream_writer.py:699 begin sub-negotiation SB XDISPLOC DEBUG stream_writer.py:686 sub-negotiation cmd XDISPLOC SE completion byte DEBUG stream_writer.py:3174 pending_option[SB + XDISPLOC] = False DEBUG stream_writer.py:2217 recv XDISPLOC SEND: b'' DEBUG stream_writer.py:2228 send IAC SB XDISPLOC IS b'' IAC SE DEBUG stream_writer.py:699 begin sub-negotiation SB NEW_ENVIRON DEBUG stream_writer.py:686 sub-negotiation cmd NEW_ENVIRON SE completion byte DEBUG stream_writer.py:3174 pending_option[SB + NEW_ENVIRON] = False DEBUG stream_writer.py:2289 recv NEW_ENVIRON SEND (all) DEBUG stream_writer.py:2312 env send: LANG='C', TERM='xterm-256color', LINES=25, COLUMNS=80, COLORTERM='' DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = False DEBUG stream_writer.py:2241 recv TTYPE SEND: b'' DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE DEBUG stream_writer.py:707 recv IAC WILL SGA DEBUG stream_writer.py:723 WILL SGA unsolicited DEBUG stream_writer.py:1900 handle_will(SGA) DEBUG stream_writer.py:3174 pending_option[DO + SGA] = True DEBUG stream_writer.py:950 send IAC DO SGA DEBUG stream_writer.py:3174 remote_option[SGA] = True DEBUG stream_writer.py:3174 pending_option[DO + SGA] = False DEBUG stream_writer.py:707 recv IAC DO ECHO DEBUG stream_writer.py:1770 handle_do(ECHO) DEBUG stream_writer.py:3174 local_option[ECHO] = False DEBUG stream_writer.py:950 send IAC WONT ECHO DEBUG stream_writer.py:3174 local_option[ECHO] = True DEBUG stream_writer.py:707 recv IAC DO LINEMODE DEBUG stream_writer.py:1770 handle_do(LINEMODE) DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = True DEBUG stream_writer.py:950 send IAC WILL LINEMODE DEBUG stream_writer.py:3174 pending_option[SB + LINEMODE] = True DEBUG stream_writer.py:3174 local_option[LINEMODE] = True DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = False DEBUG stream_writer.py:707 recv IAC DO NAWS DEBUG stream_writer.py:1770 handle_do(NAWS) DEBUG stream_writer.py:3174 pending_option[WILL + NAWS] = True DEBUG stream_writer.py:950 send IAC WILL NAWS DEBUG stream_writer.py:2346 send IAC SB NAWS (rows=25, cols=80) IAC SE DEBUG stream_writer.py:3174 local_option[NAWS] = True DEBUG stream_writer.py:3174 pending_option[WILL + NAWS] = False DEBUG stream_writer.py:707 recv IAC WILL STATUS DEBUG stream_writer.py:723 WILL STATUS unsolicited DEBUG stream_writer.py:1900 handle_will(STATUS) DEBUG stream_writer.py:3174 remote_option[STATUS] = True DEBUG stream_writer.py:1041 send IAC SB STATUS SEND IAC SE DEBUG stream_writer.py:3174 pending_option[SB + STATUS] = True DEBUG stream_writer.py:707 recv IAC DO LFLOW DEBUG stream_writer.py:1770 handle_do(LFLOW) DEBUG stream_writer.py:3174 pending_option[WILL + LFLOW] = True DEBUG stream_writer.py:950 send IAC WILL LFLOW DEBUG stream_writer.py:3174 pending_option[SB + LFLOW] = True DEBUG stream_writer.py:3174 local_option[LFLOW] = True DEBUG stream_writer.py:3174 pending_option[WILL + LFLOW] = False DEBUG stream_writer.py:699 begin sub-negotiation SB LINEMODE DEBUG stream_writer.py:686 sub-negotiation cmd LINEMODE SE completion byte DEBUG stream_writer.py:3174 pending_option[SB + LINEMODE] = False DEBUG stream_writer.py:2544 recv IAC SB LINEMODE LINEMODE-MODE b'\x0b' IAC SE DEBUG stream_writer.py:1277 set Linemode DEBUG stream_writer.py:1280 send IAC SB LINEMODE LINEMODE-MODE IAC SE DEBUG stream_writer.py:707 recv IAC WILL ECHO DEBUG stream_writer.py:723 WILL ECHO unsolicited DEBUG stream_writer.py:1900 handle_will(ECHO) DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = True DEBUG stream_writer.py:950 send IAC DO ECHO DEBUG stream_writer.py:3174 remote_option[ECHO] = True DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = False DEBUG stream_writer.py:707 recv IAC DO BINARY DEBUG stream_writer.py:1770 handle_do(BINARY) DEBUG stream_writer.py:3174 pending_option[WILL + BINARY] = True DEBUG stream_writer.py:950 send IAC WILL BINARY DEBUG stream_writer.py:3174 local_option[BINARY] = True DEBUG stream_writer.py:3174 pending_option[WILL + BINARY] = False DEBUG stream_writer.py:707 recv IAC WONT ECHO DEBUG stream_writer.py:2025 handle_wont(ECHO) DEBUG stream_writer.py:3174 remote_option[ECHO] = False DEBUG stream_writer.py:699 begin sub-negotiation SB LINEMODE DEBUG stream_writer.py:686 sub-negotiation cmd LINEMODE SE completion byte DEBUG stream_writer.py:2065 [SB + LINEMODE] unsolicited DEBUG stream_writer.py:2643 slc_start: IAC SB LINEMODE SLC [..] DEBUG stream_writer.py:2715 _slc_process SLC_IP mine=(^C, variable|flushin|flushout), his=(^C, variable|flushin|flushout) DEBUG stream_writer.py:2715 _slc_process SLC_AO mine=(^O, variable|flushout), his=(^O, variable|flushout) DEBUG stream_writer.py:2715 _slc_process SLC_AYT mine=(^T, variable), his=(^T, variable) DEBUG stream_writer.py:2715 _slc_process SLC_ABORT mine=(^\, variable|flushin|flushout), his=(^\, variable|flushin|flushout) DEBUG stream_writer.py:2715 _slc_process SLC_EOF mine=(^D, variable), his=(^D, variable) DEBUG stream_writer.py:2715 _slc_process SLC_SUSP mine=(^Z, variable|flushin), his=(^Z, variable|flushin) DEBUG stream_writer.py:2715 _slc_process SLC_EC mine=(^?, variable), his=(^?, variable) DEBUG stream_writer.py:2715 _slc_process SLC_EL mine=(^U, variable), his=(^U, variable) DEBUG stream_writer.py:2715 _slc_process SLC_EW mine=(^W, variable), his=(^W, variable) DEBUG stream_writer.py:2715 _slc_process SLC_RP mine=(^R, variable), his=(^R, variable) DEBUG stream_writer.py:2715 _slc_process SLC_LNEXT mine=(^V, variable), his=(^V, variable) DEBUG stream_writer.py:2715 _slc_process SLC_XON mine=(^Q, variable), his=(^Q, variable) DEBUG stream_writer.py:2715 _slc_process SLC_XOFF mine=(^S, variable), his=(^S, variable) DEBUG stream_writer.py:2715 _slc_process SLC_FORW1 mine=((DISABLED:\xff), nosupport), his=((DISABLED:\xff), nosupport) DEBUG stream_writer.py:2715 _slc_process SLC_FORW2 mine=((DISABLED:\xff), nosupport), his=((DISABLED:\xff), nosupport) DEBUG stream_writer.py:2638 slc_end: [..] IAC SE DEBUG stream_writer.py:699 begin sub-negotiation SB LFLOW DEBUG stream_writer.py:686 sub-negotiation cmd LFLOW SE completion byte DEBUG stream_writer.py:3174 pending_option[SB + LFLOW] = False DEBUG stream_writer.py:2384 LFLOW (toggle-flow-control) RESTART_XON DEBUG stream_writer.py:699 begin sub-negotiation SB LINEMODE DEBUG stream_writer.py:686 sub-negotiation cmd LINEMODE SE completion byte DEBUG stream_writer.py:2065 [SB + LINEMODE] unsolicited DEBUG stream_writer.py:2544 recv IAC SB LINEMODE LINEMODE-MODE b'\x18' IAC SE DEBUG stream_writer.py:1277 set Linemode DEBUG stream_writer.py:1280 send IAC SB LINEMODE LINEMODE-MODE IAC SE DEBUG stream_writer.py:707 recv IAC WILL ECHO DEBUG stream_writer.py:723 WILL ECHO unsolicited DEBUG stream_writer.py:1900 handle_will(ECHO) DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = True DEBUG stream_writer.py:950 send IAC DO ECHO DEBUG stream_writer.py:3174 remote_option[ECHO] = True DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = False DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = True DEBUG stream_writer.py:950 send IAC DO BINARY DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = True DEBUG stream_writer.py:950 send IAC DO CHARSET DEBUG stream_writer.py:3174 pending_option[DO + EOR] = True DEBUG stream_writer.py:950 send IAC DO EOR DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = True DEBUG stream_writer.py:950 send IAC DO COM_PORT_OPTION DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = True DEBUG stream_writer.py:950 send IAC DO GMCP DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = True DEBUG stream_writer.py:950 send IAC DO MSDP DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = True DEBUG stream_writer.py:950 send IAC DO MSSP DEBUG stream_writer.py:3174 pending_option[DO + MSP] = True DEBUG stream_writer.py:950 send IAC DO MSP DEBUG stream_writer.py:3174 pending_option[DO + MXP] = True DEBUG stream_writer.py:950 send IAC DO MXP DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = True DEBUG stream_writer.py:950 send IAC DO ZMP DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = True DEBUG stream_writer.py:950 send IAC DO AARDWOLF DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = True DEBUG stream_writer.py:950 send IAC DO ATCP DEBUG stream_writer.py:707 recv IAC WILL BINARY DEBUG stream_writer.py:1900 handle_will(BINARY) DEBUG stream_writer.py:924 skip DO BINARY; pending_option = True DEBUG stream_writer.py:3174 remote_option[BINARY] = True DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = False DEBUG stream_writer.py:707 recv IAC WONT CHARSET DEBUG stream_writer.py:2025 handle_wont(CHARSET) DEBUG stream_writer.py:3174 remote_option[CHARSET] = False DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = False DEBUG stream_writer.py:707 recv IAC WONT EOR DEBUG stream_writer.py:2025 handle_wont(EOR) DEBUG stream_writer.py:3174 remote_option[EOR] = False DEBUG stream_writer.py:3174 pending_option[DO + EOR] = False DEBUG stream_writer.py:707 recv IAC WONT COM_PORT_OPTION DEBUG stream_writer.py:2025 handle_wont(COM_PORT_OPTION) DEBUG stream_writer.py:3174 remote_option[COM_PORT_OPTION] = False DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = False DEBUG stream_writer.py:707 recv IAC WONT GMCP DEBUG stream_writer.py:2025 handle_wont(GMCP) DEBUG stream_writer.py:3174 remote_option[GMCP] = False DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = False DEBUG stream_writer.py:707 recv IAC WONT MSDP DEBUG stream_writer.py:2025 handle_wont(MSDP) DEBUG stream_writer.py:3174 remote_option[MSDP] = False DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = False DEBUG stream_writer.py:707 recv IAC WONT MSSP DEBUG stream_writer.py:2025 handle_wont(MSSP) DEBUG stream_writer.py:3174 remote_option[MSSP] = False DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = False DEBUG stream_writer.py:707 recv IAC WONT MSP DEBUG stream_writer.py:2025 handle_wont(MSP) DEBUG stream_writer.py:3174 remote_option[MSP] = False DEBUG stream_writer.py:3174 pending_option[DO + MSP] = False DEBUG stream_writer.py:707 recv IAC WONT MXP DEBUG stream_writer.py:2025 handle_wont(MXP) DEBUG stream_writer.py:3174 remote_option[MXP] = False DEBUG stream_writer.py:3174 pending_option[DO + MXP] = False DEBUG stream_writer.py:707 recv IAC WONT ZMP DEBUG stream_writer.py:2025 handle_wont(ZMP) DEBUG stream_writer.py:3174 remote_option[ZMP] = False DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = False DEBUG stream_writer.py:707 recv IAC WONT AARDWOLF DEBUG stream_writer.py:2025 handle_wont(AARDWOLF) DEBUG stream_writer.py:3174 remote_option[AARDWOLF] = False DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = False DEBUG stream_writer.py:707 recv IAC WONT ATCP DEBUG stream_writer.py:2025 handle_wont(ATCP) DEBUG stream_writer.py:3174 remote_option[ATCP] = False DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = False INFO fingerprinting.py:737 new server fingerprint 0dc7f337977d4077 INFO client_base.py:106 Connection closed to .. raw:: html