lsof -i -sTCP:LISTEN -P -n
COMMAND    PID            USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
systemd-r  639 systemd-resolve   13u  IPv4  20792      0t0  TCP 127.0.0.53:53 (LISTEN)
sshd       692            root    3u  IPv4  22405      0t0  TCP *:22 (LISTEN)
sshd       692            root    4u  IPv6  22407      0t0  TCP *:22 (LISTEN)
nginx      713            root    6u  IPv4  23048      0t0  TCP *:80 (LISTEN)
nginx      715        www-data    6u  IPv4  23048      0t0  TCP *:80 (LISTEN)
nginx      716        www-data    6u  IPv4  23048      0t0  TCP *:80 (LISTEN)
mongod    1418         mongodb   11u  IPv4  28266      0t0  TCP 127.0.0.1:27017 (LISTEN)
node      1511            root   33u  IPv4  28334      0t0  TCP 192.168.1.103:4567 (LISTEN)