Port 13160 (i-zipqd)

IANA assigns port 13160 to i-zipqd: I-ZIPQD.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

i-zipqd TCP I-ZIPQD Chuck Runquist -

i-zipqd UDP I-ZIPQD Chuck Runquist -

Linux: is anything listening on TCP 13160?

sudo ss -tlnp 'sport = :13160'

Linux: UDP 13160

sudo ss -ulnp 'sport = :13160'

Linux / macOS: which process owns the port

sudo lsof -nP -i :13160

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':13160 '

Windows (Command Prompt)

netstat -ano | findstr :13160

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 13160 -State Listen | Select LocalAddress,OwningProcess

From another machine

nc -vz -w 5 HOST 13160

From Windows

Test-NetConnection HOST -Port 13160

UDP probe (no reply does not prove it is closed)

nc -vzu -w 5 HOST 13160

ufw

sudo ufw deny 13160/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 13160 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 13160 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 13160' -Direction Inbound -Protocol TCP -LocalPort 13160 -Action Block

ufw

sudo ufw deny 13160/udp

iptables

sudo iptables -A INPUT -p udp --dport 13160 -j DROP

nftables

sudo nft add rule inet filter input udp dport 13160 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block UDP 13160' -Direction Inbound -Protocol UDP -LocalPort 13160 -Action Block

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