Port 16384connected

An obscure TCP/UDP assignment for Connected Corp, with no widely recognized protocol or common listener associated with it.

transport: tcp · udp
in transit: cleartext
assignment: official
risk: 1/10
lookups: 0

1 other service is registered on port 16384. compare all 2 →

Technical Details

what runs on :16384

connected is registered on port :16384 over tcp and udp to Nicole C Ouellette, assigned February 2004. We don't have a technical write-up for it beyond the IANA registry entry.

In nmap's internet-wide scan data this port is never observed open, so if it's open on your network it's more likely a custom or misconfigured service than the registered one.

find what's listening on :16384

this machine

# linux
sudo ss -tulpn 'sport = :16384'

# macos / bsd
sudo lsof -nP -i :16384

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :16384

another host

nmap -sV -p T:16384 <host>
sudo nmap -sU -sV -p U:16384 <host>

run it? the handshake, the implementations you meet in the wild and the flags that matter come from the engineers who do.

add technical details

Security Information

exposure of :16384

risk score

1/ 10safe

routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

no security notes recorded for :16384 yet

known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.

Record

iana registry entry

port: :16384
service: connected
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns TCP and UDP port 16384 to Connected Corp, registered by Nicole C Ouellette. No broadly established service or common real-world use is known for this assignment.
lookups: 0rank 993
added: 2026-10-17
updated: 2026-10-17
references: IANA service name registry — port 16384

Something wrong?

This record is maintained by the engineers who use port 16384. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-10-17.

01edit any field on a page of its own
02a model checks it for accuracy and spam
03clean and confident goes live immediately

edit this record →back to the registry

Related Ports

browse categories →

ports registered around :16384, by lookups.

port	service	proto	category	risk	views
:16384	Iron Mountain Backup	UDP	File Transfer	caution	7.4k
:16361	Network Serial Extension Ports Two	TCPUDP	Network Services	safe	0
:16360	Network Serial Extension Port 1	TCPUDP	Network Services	safe	0
:16367	Network Serial Extension Ports Three	TCPUDP	—	safe	0
:16368	Network Serial Extension Ports Four	TCPUDP	Network Services	safe	0
:16385	Reliable Datagram Sockets (RDS)	TCP	Databases	risk	0

risk mix of the 6 listed

safe67%
caution17%
risk17%

0 of 6 encrypted

Port :16384connected

Technical Details

Security Information

Related Ports

Port 16384connected