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// Other services

Port 4658: PlayStation2 App Port

Port 4658 is assigned by IANA to playsta2-app (PlayStation2 App Port).

4658

How playsta2-app works

Other services
client:4658playsta2-appresponse client:4658playsta2-appresponse

The client sends a request to port 4658 and the playsta2-app service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned1 registered service
Range
Registered (1024-49151)
Category
Other services
01 Security

Is port 4658 dangerous?

We have no specific security note for port 4658. Its risk depends on the program actually listening on it. General advice for other services services:

  • Close the port if nothing on the host needs it.
  • Identify the process that listens on it (commands below) before opening it in a firewall.
  • Expose a service only to the networks that use it.
02 Registry

IANA registry entries for port 4658

ServicePortTransportDescriptionReferenceUpdated
playsta2-app 4658 TCP, UDP PlayStation2 App Port - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 4658, and is it reachable?

Linux

sudo ss -ltnup 'sport = :4658'      # process listening on 4658
sudo lsof -nP -i :4658

macOS

sudo lsof -nP -i :4658

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 4658 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 4658
netstat -ano | findstr :4658

From another machine

nmap -p 4658 -sV <host>
sudo nmap -sU -p 4658 <host>
nc -zv <host> 4658

Block it in the firewall

sudo ufw deny 4658/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 4658" -Direction Inbound -LocalPort 4658 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 4658 used for?

Port 4658 is assigned by IANA to playsta2-app (PlayStation2 App Port).

Is port 4658 TCP or UDP?

Port 4658 is registered for TCP and UDP.

Is it safe to open port 4658?

It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.

How do I check if port 4658 is open?

On Linux run "ss -ltnup 'sport = :4658'", on macOS "lsof -nP -i :4658", and on Windows "netstat -ano | findstr :4658" to see the local process. From another machine, "nmap -p 4658 <host>" shows whether it is reachable.

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