Who owns each port
Every listening port is matched to its app, with a note on whether it is reachable only from this Mac or from your whole network. Relaunching with root access adds other users’ sockets.
- 5432postgres127.0.0.1Local
- 3000node127.0.0.1Local
- 9229node0.0.0.0Network
- 8000python3.12*Network
