Port 6484Service Registry Default JMS Domain

TCP and UDP port 6484 is assigned to the Service Registry Default JMS Domain; common real-world use is not established.

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

also known as sun-sr-jms

Technical Details

what runs on :6484

Service Registry Default JMS Domain is registered on port :6484 over tcp and udp to Paul Sterk, assigned March 2006. 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 :6484

this machine

# linux
sudo ss -tulpn 'sport = :6484'

# macos / bsd
sudo lsof -nP -i :6484

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :6484

another host

nmap -sV -p T:6484 <host>
sudo nmap -sU -sV -p U:6484 <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 :6484

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 :6484 yet

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

Record

iana registry entry

port: :6484
service: Service Registry Default JMS Domain
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns this port to the Service Registry Default JMS Domain, registered to Paul Sterk in 2006. No common product or deployment on the port is established.
lookups: 0rank 993
added: 2026-10-10
updated: 2026-10-10
references: IANA service name registry — port 6484

Something wrong?

This record is maintained by the engineers who use port 6484. 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 2026-10-10.

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 :6484, by lookups.

port	service	proto	category	risk	views
:6543	Jetnet	UDP	Network Services	caution	65.3k
:6522	Gobby Collaboration	TCP	Remote Access	caution	10.5k
:6523	Gobby Collaborative Editing	TCP	Network Services	caution	10.4k
:6502	Netop Remote Control	TCPUDP	Security	caution	9.1k
:6444	SGE Qmaster	TCPUDP	Network Services	caution	8.8k
:6432	PgBouncer	TCP	Databases	caution	8.7k
:6445	Sun Grid Engine Exec	TCPUDP	System	caution	8.1k
:6503	Netop School	UDP	Remote Access	caution	4.7k

risk mix of the 8 listed

caution100%

0 of 8 encrypted

Port :6484Service Registry Default JMS Domain

Technical Details

Security Information

Related Ports

Port 6484Service Registry Default JMS Domain