Port 1425Zion Software License Manager

Port 1425 is assigned to the Zion Software License Manager.

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

also known as zion-lm

Technical Details

what runs on :1425

Zion Software License Manager is registered on port :1425 over tcp and udp to David Ferrero. 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 :1425

this machine

# linux
sudo ss -tulpn 'sport = :1425'

# macos / bsd
sudo lsof -nP -i :1425

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :1425

another host

nmap -sV -p T:1425 <host>
sudo nmap -sU -sV -p U:1425 <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 :1425

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 :1425 yet

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

Record

iana registry entry

port: :1425
service: Zion Software License Manager
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: TCP and UDP port 1425 is assigned to the Zion Software License Manager. The assignment is registered to David Ferrero; public protocol and deployment details are not recorded here.
lookups: 0rank 993
added: 2026-08-27
updated: 2026-08-27
references: IANA service name registry — port 1425

Something wrong?

This record is maintained by the engineers who use port 1425. 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 2026-08-27.

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 :1425, by lookups.

port	service	proto	category	risk	views
:1431	Reverse Gossip Transport Protocol (RGTP)	TCP	Web Services	caution	27.3k
:1433	Microsoft SQL Server	TCP	Databases	caution	14.8k
:1434	MSSQL Monitor	TCPUDP	Security	caution	14.7k
:1414	IBM MQ	TCP	Databases	caution	8.2k
:1420	Timbuktu Service Port	TCPUDP	Remote Access	caution	6.8k
:1419	Timbuktu Service Port 3	TCPUDP	Remote Access	caution	6.6k
:1417	Timbuktu Remote Control	TCPUDP	Remote Access	caution	6.5k
:1470	Kiwi Log Server	TCP	Security	caution	6.4k

risk mix of the 8 listed

caution100%

0 of 8 encrypted

Port :1425Zion Software License Manager

Technical Details

Security Information

Related Ports

Port 1425Zion Software License Manager