So nothing is working. All ports are closed (being filtered) so they aren’t working) why is this?
Here is my nmap scan results
nmap -sV 18.104.22.168 Starting Nmap 7.92 ( https://nmap.org ) at 2022-07-23 07:56 Eastern Daylight Time Nmap scan report for 22.214.171.124 Host is up (0.0096s latency). Not shown: 988 filtered tcp ports (no-response), 11 filtered tcp ports (host-prohibited) PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 8.2p1 Ubuntu 4ubuntu0.5 (Ubuntu Linux; protocol 2.0) Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel Service detection performed. Please report any incorrect results at https://nmap.org/submit/ . Nmap done: 1 IP address (1 host up) scanned in 8.59 seconds;
I’ve checked ufw status and it says disabled. and iptables status it says dead (disabled) why is this?
service iptables status iptables.service - netfilter persistent configuration Loaded: loaded (/lib/systemd/system/iptables.service; enabled; vendor pres> Active: inactive (dead) Docs: man:netfilter-persistent(8)
ufw status shows ufw dead (can’t copy and paste it in)
netstat -tulpn (Not all processes could be identified, non-owned process info will not be shown, you would have to be root to see it all.) Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN - tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN - tcp 0 0 0.0.0.0:25 0.0.0.0:* LISTEN - tcp 0 0 127.0.0.1:33060 0.0.0.0:* LISTEN - tcp 0 0 127.0.0.1:27017 0.0.0.0:* LISTEN - tcp 0 0 127.0.0.1:3306 0.0.0.0:* LISTEN - tcp6 0 0 :::22 :::* LISTEN - tcp6 0 0 :::25 :::* LISTEN - tcp6 0 0 :::4000 :::* LISTEN - udp 0 0 127.0.0.53:53 0.0.0.0:* -
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Is it possible that you have another firewall like
ufwinstalled? If so can you run the following command to check the currently allowed ports:
If you try to connect to a specific port directly, does it work? For example, currently you only have port 22 and port 4000 open for the world, the rest of the services are binding on
127.0.0.1which means they can not be accessed directly. You can test port 4000 using telnet for example: