Port 1533Virtual Places Software

Port 1533 is assigned to Virtual Places Software, a legacy virtual-places service.

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

1 other service is registered on port 1533. compare all 2 →

Technical Details

what runs on :1533

no technical write-up for :1533 yet

the handshake, the implementations you meet in the wild, the flags that matter. we have the registry entry — the detail comes from the engineers who run it.

add technical details

Security Information

exposure of :1533

risk score

1/ 10safe

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

voice and chat averages 3.7 across 130 ports — this one sits 2.7 below.

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 :1533 yet

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

Record

iana registry entry

port: :1533
service: Virtual Places Software
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: Voice and Chat
usage: IANA assigns TCP and UDP port 1533 to Virtual Places Software. The assignment is registered to Avshalom Houri; public details about deployments and protocol behavior are limited.
lookups: 0rank 994
added: 2026-08-29
updated: 2026-08-29
references: IANA service name registry — port 1533

Something wrong?

This record is maintained by the engineers who use port 1533. 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 2026-08-29.

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

all 130 in voice and chat →

the 8 most looked-up other ports in voice and chat — 130 ports carry that label.

port	service	proto	category	risk	views
:9090	Openfire Admin Console	TCP	Web Services	caution	34.2k
:1513	Garena Gaming	TCPUDP	Gaming	caution	33.1k
:9091	Openfire Admin Console (SSL)	TCPtls	Web Services	caution	28.3k
:2031	Mobrien Chat	TCPUDP	Web Services	caution	27.7k
:1720	H.323 Signaling	TCP	Network Services	caution	26.5k
:6005	Camfrog Chat	TCP	Voice and Chat	caution	25.2k
:3001	Miralix Phone Monitor	TCP	Network Services	caution	21.7k
:9009	Pichat Server	TCPUDP	Network Services	caution	19.7k

risk mix of the 8 listed

caution100%

1 of 8 encrypted

Port :1533Virtual Places Software

Technical Details

Security Information

Related Ports

Port 1533Virtual Places Software