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Port 4658 (playsta2-app)

IANA assigns port 4658 to playsta2-app: PlayStation2 App Port.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
playsta2-app TCP PlayStation2 App Port - -
playsta2-app UDP PlayStation2 App Port - -

Check what is listening on port 4658

Linux: is anything listening on TCP 4658?
sudo ss -tlnp 'sport = :4658'
Linux: UDP 4658
sudo ss -ulnp 'sport = :4658'
Linux / macOS: which process owns the port
sudo lsof -nP -i :4658
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':4658 '
Windows (Command Prompt)
netstat -ano | findstr :4658
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 4658 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 4658
From Windows
Test-NetConnection HOST -Port 4658
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 4658

Block port 4658 in the firewall

ufw
sudo ufw deny 4658/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 4658 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 4658 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 4658' -Direction Inbound -Protocol TCP -LocalPort 4658 -Action Block
ufw
sudo ufw deny 4658/udp
iptables
sudo iptables -A INPUT -p udp --dport 4658 -j DROP
nftables
sudo nft add rule inet filter input udp dport 4658 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 4658' -Direction Inbound -Protocol UDP -LocalPort 4658 -Action Block

Related ports

4621ventoso4646dots-signal4659playsta2-lob4660smaclmgr

All port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.