IANA assigns port 3594 to mediaspace: MediaSpace.
sudo ss -tlnp 'sport = :3594'sudo ss -ulnp 'sport = :3594'sudo lsof -nP -i :3594sudo netstat -tlnp | grep ':3594 'netstat -ano | findstr :3594Get-NetTCPConnection -LocalPort 3594 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 3594Test-NetConnection HOST -Port 3594nc -vzu -w 5 HOST 3594sudo ufw deny 3594/tcpsudo iptables -A INPUT -p tcp --dport 3594 -j DROPsudo nft add rule inet filter input tcp dport 3594 dropNew-NetFirewallRule -DisplayName 'Block TCP 3594' -Direction Inbound -Protocol TCP -LocalPort 3594 -Action Blocksudo ufw deny 3594/udpsudo iptables -A INPUT -p udp --dport 3594 -j DROPsudo nft add rule inet filter input udp dport 3594 dropNew-NetFirewallRule -DisplayName 'Block UDP 3594' -Direction Inbound -Protocol UDP -LocalPort 3594 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.