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Port 1214 (kazaa)

IANA assigns port 1214 to kazaa: KAZAA.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
kazaa TCP KAZAA Ahti Heinla -
kazaa UDP KAZAA Ahti Heinla -

Check what is listening on port 1214

Linux: is anything listening on TCP 1214?
sudo ss -tlnp 'sport = :1214'
Linux: UDP 1214
sudo ss -ulnp 'sport = :1214'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1214
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1214 '
Windows (Command Prompt)
netstat -ano | findstr :1214
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1214 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1214
From Windows
Test-NetConnection HOST -Port 1214
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1214

Block port 1214 in the firewall

ufw
sudo ufw deny 1214/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1214 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1214 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1214' -Direction Inbound -Protocol TCP -LocalPort 1214 -Action Block
ufw
sudo ufw deny 1214/udp
iptables
sudo iptables -A INPUT -p udp --dport 1214 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1214 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1214' -Direction Inbound -Protocol UDP -LocalPort 1214 -Action Block

Related ports

1212lupa1213mpc-lifenet1215scanstat-11216etebac5

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