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ubuntu@ip-172-20-5-56:~$ sudo netstat -tulpn | grep LISTEN tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN 333/systemd-resolve tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 878/sshd: /usr/sbin tcp6 0 0 :::8080 :::* LISTEN 1035/java tcp6 0 0 :::22 :::* LISTEN 878/sshd: /usr/sbin