Port 4329 (publiqare-sync)

IANA assigns port 4329 to publiqare-sync: PubliQare Distributed Environment Synchronisation Engine.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference

publiqare-sync TCP PubliQare Distributed Environment Synchronisation Engine Tom Maaswinkel -

Registry dates for this port: registered 2011-02-07.

Linux: is anything listening on TCP 4329?

sudo ss -tlnp 'sport = :4329'

Linux / macOS: which process owns the port

sudo lsof -nP -i :4329

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':4329 '

Windows (Command Prompt)

netstat -ano | findstr :4329

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 4329 -State Listen | Select LocalAddress,OwningProcess

From another machine

nc -vz -w 5 HOST 4329

From Windows

Test-NetConnection HOST -Port 4329

ufw

sudo ufw deny 4329/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 4329 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 4329 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 4329' -Direction Inbound -Protocol TCP -LocalPort 4329 -Action Block

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Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.