IANA assigns port 1229 to zented: ZENworks Tiered Electronic Distribution.
sudo ss -tlnp 'sport = :1229'sudo ss -ulnp 'sport = :1229'sudo lsof -nP -i :1229sudo netstat -tlnp | grep ':1229 'netstat -ano | findstr :1229Get-NetTCPConnection -LocalPort 1229 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 1229Test-NetConnection HOST -Port 1229nc -vzu -w 5 HOST 1229sudo ufw deny 1229/tcpsudo iptables -A INPUT -p tcp --dport 1229 -j DROPsudo nft add rule inet filter input tcp dport 1229 dropNew-NetFirewallRule -DisplayName 'Block TCP 1229' -Direction Inbound -Protocol TCP -LocalPort 1229 -Action Blocksudo ufw deny 1229/udpsudo iptables -A INPUT -p udp --dport 1229 -j DROPsudo nft add rule inet filter input udp dport 1229 dropNew-NetFirewallRule -DisplayName 'Block UDP 1229' -Direction Inbound -Protocol UDP -LocalPort 1229 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.