Port 4312Parascale Membership Manager

TCP 4312 is assigned to the Parascale Membership Manager.

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

also known as pscl-mgt

Technical Details

what runs on :4312

Parascale Membership Manager is registered on port :4312 over tcp to John Muth, assigned January 2010. 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 :4312

this machine

# linux
sudo ss -tlpn 'sport = :4312'

# macos / bsd
sudo lsof -nP -i :4312

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :4312

another host

nmap -sV -p T:4312 <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 :4312

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

every listening transport is another surface to filter at the edge

security overview

no security notes recorded for :4312 yet

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

Record

iana registry entry

port: :4312
service: Parascale Membership Manager
transport: TCP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns TCP 4312 to the Parascale Membership Manager and lists John Muth as the registrant. No broader deployment or common use is established here.
lookups: 0rank 993
added: 2026-10-04
updated: 2026-10-04
references: IANA service name registry — port 4312

Something wrong?

This record is maintained by the engineers who use port 4312. 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 2026-10-04.

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 :4312, by lookups.

port	service	proto	category	risk	views
:4323	ArcLink/XT	UDP	Network Services	caution	8.8k
:4321	Referral Whois (RWhois)	TCP	Network Services	caution	5.7k
:4343	Wrapper: Offline	TCPUDP	Gaming	caution	1.7k
:4301	Diagnostic Data	TCPUDP	System	safe	0
:4328	Jaxer Manager	TCPUDP	System	safe	0
:4308	CompX-LockView	TCPUDP	—	safe	0
:4343	UNICALL	TCPUDP	—	safe	0
:4361	NavCom Discovery and Control	UDP	Network Services	safe	0

risk mix of the 8 listed

safe63%
caution38%

0 of 8 encrypted

Port :4312Parascale Membership Manager

Technical Details

Security Information

Related Ports

Port 4312Parascale Membership Manager