Port 5630PreciseCommunication

Port 5630 is assigned to PreciseCommunication over TCP and UDP.

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

Technical Details

what runs on :5630

PreciseCommunication is registered on port :5630 over tcp and udp to Alon Tamir, assigned April 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 found open rarely. What's listening is often not the registered service, so check before you assume.

find what's listening on :5630

this machine

# linux
sudo ss -tulpn 'sport = :5630'

# macos / bsd
sudo lsof -nP -i :5630

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :5630

another host

nmap -sV -p T:5630 <host>
sudo nmap -sU -sV -p U:5630 <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 :5630

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 :5630 yet

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

Record

iana registry entry

port: :5630
service: PreciseCommunication
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: The IANA registry assigns TCP and UDP port 5630 to PreciseCommunication. The assignment was registered to Alon Tamir on 2006-04-01; public deployment details are not documented.
lookups: 0rank 993
added: 2026-09-06
updated: 2026-09-06
references: IANA service name registry — port 5630

Something wrong?

This record is maintained by the engineers who use port 5630. 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 2026-09-06.

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 :5630, by lookups.

port	service	proto	category	risk	views
:5678	Mikrotik MNDP	UDP	Network Services	caution	24.7k
:5666	NRPE	TCP	Network Services	caution	13.6k
:5632	pcAnywhere Status	UDP	Security	caution	13.4k
:5631	Symantec pcAnywhere	TCP	Security	caution	10.3k
:5667	NSCA	TCP	Network Services	caution	8.6k
:5656	IBM Sametime P2P	TCP	File Transfer	safe	8.5k
:5591	Tidal Scheduler Master	TCP	System	caution	6.9k
:5629	Symantec Storage Foundation for Database	TCPUDP	Databases	safe	0

risk mix of the 8 listed

safe25%
caution75%

0 of 8 encrypted

Port :5630PreciseCommunication

Technical Details

Security Information

Related Ports

Port 5630PreciseCommunication