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Nmap scan report for tudos.de (141.76.48.99) Host is up (0.16s latency). rDNS record for 141.76.48.99: os.inf.tu-dresden.de Not shown: 990 filtered tcp ports (no-response) PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 9.9 (protocol 2.0) | ssh-hostkey: | 256 17:3d:c1:2b:f3:56:bb:fe:f6:4b:97:88:5b:ff:9e:c2 (ECDSA) |_ 256 2a:d4:b8:7f:04:54:27:b2:23:2f:db:a5:a4:6f:15:05 (ED25519) 25/tcp open smtp | ssl-cert: Subject: commonName=os.inf.tu-dresden.de/organizationName=Technische Universitaet Dresden/stateOrProvinceName=Sachsen/countryName=DE | Subject Alternative Name: DNS:os.inf.tu-dresden.de | Not valid before: 2024-09-11T00:00:00 |_Not valid after: 2025-09-11T23:59:59 | smtp-commands: os.inf.tu-dresden.de Hello tudos.de [208.76.253.234], SIZE 61865984, LIMITS MAILMAX=1000 RCPTMAX=50000, 8BITMIME, PIPELINING, PIPECONNECT, AUTH PLAIN LOGIN, STARTTLS, SMTPUTF8, HELP |_ Commands supported: AUTH STARTTLS HELO EHLO MAIL RCPT DATA BDAT NOOP QUIT RSET HELP |_ssl-date: TLS randomness does not represent time | fingerprint-strings: | GenericLines: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:10 +0200 | unrecognized command | unrecognized command | GetRequest: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:15 +0200 | unrecognized command | unrecognized command | Hello: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:02:49 +0200 | Syntactically invalid EHLO argument(s) | Help: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:02 +0200 | 214-Commands supported: | AUTH STARTTLS HELO EHLO MAIL RCPT DATA BDAT NOOP QUIT RSET HELP | NULL: |_ 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:02:49 +0200 53/tcp open domain (generic dns response: NOTIMP) | dns-nsid: |_ bind.version: | fingerprint-strings: | DNSVersionBindReqTCP: | version |_ bind 80/tcp open http Apache httpd 2.4.62 (OpenSSL/3.0.14 SVN/1.14.2 PHP/8.2.24) |_http-server-header: Apache/2.4.62 (Unix) OpenSSL/3.0.14 SVN/1.14.2 PHP/8.2.24 |_http-title: Did not follow redirect to http://os.inf.tu-dresden.de/ 113/tcp closed ident 443/tcp open ssl/http Apache httpd 2.4.62 (OpenSSL/3.0.14 SVN/1.14.2 PHP/8.2.24) | ssl-cert: Subject: commonName=os.inf.tu-dresden.de/organizationName=Technische Universitaet Dresden/stateOrProvinceName=Sachsen/countryName=DE | Subject Alternative Name: DNS:os.inf.tu-dresden.de | Not valid before: 2024-09-11T00:00:00 |_Not valid after: 2025-09-11T23:59:59 |_http-server-header: Apache/2.4.62 (Unix) OpenSSL/3.0.14 SVN/1.14.2 PHP/8.2.24 |_ssl-date: TLS randomness does not represent time |_http-title: Did not follow redirect to https://tu-dresden.de/inf/os | tls-alpn: |_ http/1.1 | http-robots.txt: 3 disallowed entries |_/pipermail/admin /pipermail/test /local/ 465/tcp open ssl/smtp | ssl-cert: Subject: commonName=os.inf.tu-dresden.de/organizationName=Technische Universitaet Dresden/stateOrProvinceName=Sachsen/countryName=DE | Subject Alternative Name: DNS:os.inf.tu-dresden.de | Not valid before: 2024-09-11T00:00:00 |_Not valid after: 2025-09-11T23:59:59 |_ssl-date: TLS randomness does not represent time | fingerprint-strings: | GenericLines: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:17 +0200 | unrecognized command | unrecognized command | GetRequest: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:22 +0200 | unrecognized command | unrecognized command | Hello: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:02:55 +0200 | Syntactically invalid EHLO argument(s) | Help: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:09 +0200 | 214-Commands supported: | AUTH HELO EHLO MAIL RCPT DATA BDAT NOOP QUIT RSET HELP | NULL: |_ 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:02:55 +0200 | smtp-commands: os.inf.tu-dresden.de Hello tudos.de [208.76.253.234], SIZE 61865984, LIMITS MAILMAX=1000 RCPTMAX=50000, 8BITMIME, PIPELINING, PIPECONNECT, AUTH PLAIN LOGIN, SMTPUTF8, HELP |_ Commands supported: AUTH HELO EHLO MAIL RCPT DATA BDAT NOOP QUIT RSET HELP 587/tcp open smtp |_ssl-date: TLS randomness does not represent time | fingerprint-strings: | GenericLines: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:02:49 +0200 | unrecognized command | unrecognized command | GetRequest: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:15 +0200 | unrecognized command | unrecognized command | Hello: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:00 +0200 | Syntactically invalid EHLO argument(s) | Help: | 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:03:08 +0200 | 214-Commands supported: | AUTH STARTTLS HELO EHLO MAIL RCPT DATA BDAT NOOP QUIT RSET HELP | NULL: |_ 220 os.inf.tu-dresden.de ESMTP Sun, 20 Oct 2024 23:02:49 +0200 | ssl-cert: Subject: commonName=os.inf.tu-dresden.de/organizationName=Technische Universitaet Dresden/stateOrProvinceName=Sachsen/countryName=DE | Subject Alternative Name: DNS:os.inf.tu-dresden.de | Not valid before: 2024-09-11T00:00:00 |_Not valid after: 2025-09-11T23:59:59 | smtp-commands: os.inf.tu-dresden.de Hello tudos.de [208.76.253.234], SIZE 61865984, LIMITS MAILMAX=1000 RCPTMAX=50000, 8BITMIME, PIPELINING, PIPECONNECT, AUTH PLAIN LOGIN, STARTTLS, SMTPUTF8, HELP |_ Commands supported: AUTH STARTTLS HELO EHLO MAIL RCPT DATA BDAT NOOP QUIT RSET HELP 993/tcp open ssl/imap Dovecot imapd |_ssl-date: TLS randomness does not represent time | ssl-cert: Subject: commonName=os.inf.tu-dresden.de/organizationName=Technische Universitaet Dresden/stateOrProvinceName=Sachsen/countryName=DE | Subject Alternative Name: DNS:os.inf.tu-dresden.de | Not valid before: 2024-09-11T00:00:00 |_Not valid after: 2025-09-11T23:59:59 |_imap-capabilities: IDLE ID listed OK have IMAP4rev1 LOGIN-REFERRALS AUTH=PLAINA0001 ENABLE post-login capabilities Pre-login more LITERAL+ SASL-IR 995/tcp open ssl/pop3 Dovecot pop3d | ssl-cert: Subject: commonName=os.inf.tu-dresden.de/organizationName=Technische Universitaet Dresden/stateOrProvinceName=Sachsen/countryName=DE | Subject Alternative Name: DNS:os.inf.tu-dresden.de | Not valid before: 2024-09-11T00:00:00 |_Not valid after: 2025-09-11T23:59:59 |_ssl-date: TLS randomness does not represent time |_pop3-capabilities: SASL(PLAIN) USER AUTH-RESP-CODE UIDL PIPELINING CAPA RESP-CODES TOP 4 services unrecognized despite returning data. If you know the service/version, please submit the following fingerprints at https://nmap.org/cgi-bin/submit.cgi?new-service : ==============NEXT SERVICE FINGERPRINT (SUBMIT INDIVIDUALLY)============== SF-Port25-TCP:V=7.92%I=7%D=10/20%Time=67156FFE%P=x86_64-redhat-linux-gnu%r SF:(NULL,40,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct\ SF:x202024\x2023:02:49\x20\+0200\r\n")%r(Hello,6C,"220\x20os\.inf\.tu-dres SF:den\.de\x20ESMTP\x20Sun,\x2020\x20Oct\x202024\x2023:02:49\x20\+0200\r\n SF:501\x20Syntactically\x20invalid\x20EHLO\x20argument\(s\)\r\n")%r(Help,9 SF:E,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct\x202024 SF:\x2023:03:02\x20\+0200\r\n214-Commands\x20supported:\r\n214\x20AUTH\x20 SF:STARTTLS\x20HELO\x20EHLO\x20MAIL\x20RCPT\x20DATA\x20BDAT\x20NOOP\x20QUI SF:T\x20RSET\x20HELP\r\n")%r(GenericLines,74,"220\x20os\.inf\.tu-dresden\. SF:de\x20ESMTP\x20Sun,\x2020\x20Oct\x202024\x2023:03:10\x20\+0200\r\n500\x SF:20unrecognized\x20command\r\n500\x20unrecognized\x20command\r\n")%r(Get SF:Request,74,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oc SF:t\x202024\x2023:03:15\x20\+0200\r\n500\x20unrecognized\x20command\r\n50 SF:0\x20unrecognized\x20command\r\n"); ==============NEXT SERVICE FINGERPRINT (SUBMIT INDIVIDUALLY)============== SF-Port53-TCP:V=7.92%I=7%D=10/20%Time=67157003%P=x86_64-redhat-linux-gnu%r SF:(DNSVersionBindReqTCP,2D,"\0\+\0\x06\x85\0\0\x01\0\x01\0\0\0\0\x07versi SF:on\x04bind\0\0\x10\0\x03\xc0\x0c\0\x10\0\x03\0\0\0\0\0\x01\0")%r(DNSSta SF:tusRequestTCP,E,"\0\x0c\0\0\x90\x04\0\0\0\0\0\0\0\0"); ==============NEXT SERVICE FINGERPRINT (SUBMIT INDIVIDUALLY)============== SF-Port465-TCP:V=7.92%T=SSL%I=7%D=10/20%Time=67157005%P=x86_64-redhat-linu SF:x-gnu%r(NULL,40,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\ SF:x20Oct\x202024\x2023:02:55\x20\+0200\r\n")%r(Hello,6C,"220\x20os\.inf\. SF:tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct\x202024\x2023:02:55\x20\+0 SF:200\r\n501\x20Syntactically\x20invalid\x20EHLO\x20argument\(s\)\r\n")%r SF:(Help,95,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct\ SF:x202024\x2023:03:09\x20\+0200\r\n214-Commands\x20supported:\r\n214\x20A SF:UTH\x20HELO\x20EHLO\x20MAIL\x20RCPT\x20DATA\x20BDAT\x20NOOP\x20QUIT\x20 SF:RSET\x20HELP\r\n")%r(GenericLines,74,"220\x20os\.inf\.tu-dresden\.de\x2 SF:0ESMTP\x20Sun,\x2020\x20Oct\x202024\x2023:03:17\x20\+0200\r\n500\x20unr SF:ecognized\x20command\r\n500\x20unrecognized\x20command\r\n")%r(GetReque SF:st,74,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct\x20 SF:2024\x2023:03:22\x20\+0200\r\n500\x20unrecognized\x20command\r\n500\x20 SF:unrecognized\x20command\r\n"); ==============NEXT SERVICE FINGERPRINT (SUBMIT INDIVIDUALLY)============== SF-Port587-TCP:V=7.92%I=7%D=10/20%Time=67156FFE%P=x86_64-redhat-linux-gnu% SF:r(NULL,40,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct SF:\x202024\x2023:02:49\x20\+0200\r\n")%r(GenericLines,74,"220\x20os\.inf\ SF:.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20Oct\x202024\x2023:02:49\x20\+ SF:0200\r\n500\x20unrecognized\x20command\r\n500\x20unrecognized\x20comman SF:d\r\n")%r(Hello,6C,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x20 SF:20\x20Oct\x202024\x2023:03:00\x20\+0200\r\n501\x20Syntactically\x20inva SF:lid\x20EHLO\x20argument\(s\)\r\n")%r(Help,9E,"220\x20os\.inf\.tu-dresde SF:n\.de\x20ESMTP\x20Sun,\x2020\x20Oct\x202024\x2023:03:08\x20\+0200\r\n21 SF:4-Commands\x20supported:\r\n214\x20AUTH\x20STARTTLS\x20HELO\x20EHLO\x20 SF:MAIL\x20RCPT\x20DATA\x20BDAT\x20NOOP\x20QUIT\x20RSET\x20HELP\r\n")%r(Ge SF:tRequest,74,"220\x20os\.inf\.tu-dresden\.de\x20ESMTP\x20Sun,\x2020\x20O SF:ct\x202024\x2023:03:15\x20\+0200\r\n500\x20unrecognized\x20command\r\n5 SF:00\x20unrecognized\x20command\r\n"); Aggressive OS guesses: Linux 2.6.32 (94%), Linux 4.4 (94%), Linux 2.6.32 or 3.10 (93%), Linux 2.6.32 - 2.6.35 (92%), Linux 2.6.32 - 2.6.39 (92%), Linux 4.0 (91%), Linux 3.11 - 4.1 (89%), Linux 3.2 - 3.8 (89%), Linux 2.6.18 (89%), Linux 2.6.34 (88%) No exact OS matches for host (test conditions non-ideal). Network Distance: 18 hops TRACEROUTE (using port 113/tcp) HOP RTT ADDRESS 1 0.21 ms 208.76.251.177.rdns.ColocationAmerica.com (208.76.251.177) 2 0.52 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 0.70 ms r1b4.n1p1400.lax.multacom.net (64.69.46.9) 4 ... 5 1.27 ms be3271.ccr41.lax04.atlas.cogentco.com (154.54.42.102) 6 0.76 ms lax-b22-link.ip.twelve99.net (80.239.160.64) 7 56.02 ms rest-bb1-link.ip.twelve99.net (62.115.137.36) 8 137.15 ms prs-bb1-link.ip.twelve99.net (62.115.112.243) 9 141.49 ms ffm-bb2-link.ip.twelve99.net (62.115.122.139) 10 152.40 ms hbg-bb2-link.ip.twelve99.net (62.115.127.90) 11 152.57 ms hbg-b2-link.ip.twelve99.net (62.115.132.109) 12 158.28 ms dfn-ic-373396.ip.twelve99-cust.net (213.248.100.167) 13 156.94 ms kr-dre151-0.x-win.dfn.de (188.1.243.30) 14 157.19 ms ethernet-1-42-2900.tre-f3-core.net.tu-dresden.de (141.76.0.31) 15 157.03 ms 141.30.1.20 16 157.22 ms 141.30.2.139 17 163.37 ms 141.76.29.37 18 159.34 ms os.inf.tu-dresden.de (141.76.48.99) OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ . Nmap done: 1 IP address (1 host up) scanned in 69.05 seconds