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Port 6579 (affiliate)

IANA assigns port 6579 to affiliate: Affiliate.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
affiliate TCP Affiliate David Catmull -
affiliate UDP Affiliate David Catmull -

Registry dates for this port: registered 2006-01.

Check what is listening on port 6579

Linux: is anything listening on TCP 6579?
sudo ss -tlnp 'sport = :6579'
Linux: UDP 6579
sudo ss -ulnp 'sport = :6579'
Linux / macOS: which process owns the port
sudo lsof -nP -i :6579
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':6579 '
Windows (Command Prompt)
netstat -ano | findstr :6579
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 6579 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 6579
From Windows
Test-NetConnection HOST -Port 6579
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 6579

Block port 6579 in the firewall

ufw
sudo ufw deny 6579/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 6579 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 6579 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 6579' -Direction Inbound -Protocol TCP -LocalPort 6579 -Action Block
ufw
sudo ufw deny 6579/udp
iptables
sudo iptables -A INPUT -p udp --dport 6579 -j DROP
nftables
sudo nft add rule inet filter input udp dport 6579 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 6579' -Direction Inbound -Protocol UDP -LocalPort 6579 -Action Block

Related ports

6566sane-port6568canit-store, canit_store, rp-reputation6580parsec-master6581parsec-peer

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