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Port 713 (iris-xpc)

IANA assigns port 713 to iris-xpc: IRIS over XPC.

Well-known (system) port, 0-1023 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
iris-xpc TCP IRIS over XPC - -
iris-xpc UDP IRIS over XPC - -

Check what is listening on port 713

Linux: is anything listening on TCP 713?
sudo ss -tlnp 'sport = :713'
Linux: UDP 713
sudo ss -ulnp 'sport = :713'
Linux / macOS: which process owns the port
sudo lsof -nP -i :713
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':713 '
Windows (Command Prompt)
netstat -ano | findstr :713
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 713 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 713
From Windows
Test-NetConnection HOST -Port 713
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 713

Block port 713 in the firewall

ufw
sudo ufw deny 713/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 713 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 713 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 713' -Direction Inbound -Protocol TCP -LocalPort 713 -Action Block
ufw
sudo ufw deny 713/udp
iptables
sudo iptables -A INPUT -p udp --dport 713 -j DROP
nftables
sudo nft add rule inet filter input udp dport 713 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 713' -Direction Inbound -Protocol UDP -LocalPort 713 -Action Block

Related ports

711cisco-tdp712tbrpf714iris-xpcs715iris-lwz

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