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// Other services

Port 6579: Affiliate

Port 6579 is assigned by IANA to affiliate (Affiliate).

6579

How affiliate works

Other services
client:6579affiliateresponse client:6579affiliateresponse

The client sends a request to port 6579 and the affiliate service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned1 registered service
Range
Registered (1024-49151)
Category
Other services
01 Security

Is port 6579 dangerous?

We have no specific security note for port 6579. Its risk depends on the program actually listening on it. General advice for other services services:

  • Close the port if nothing on the host needs it.
  • Identify the process that listens on it (commands below) before opening it in a firewall.
  • Expose a service only to the networks that use it.
02 Registry

IANA registry entries for port 6579

ServicePortTransportDescriptionReferenceUpdated
affiliate 6579 TCP, UDP Affiliate - 2006-01

// source: IANA service name and port number registry

03 Check it

Which program uses port 6579, and is it reachable?

Linux

sudo ss -ltnup 'sport = :6579'      # process listening on 6579
sudo lsof -nP -i :6579

macOS

sudo lsof -nP -i :6579

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 6579 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 6579
netstat -ano | findstr :6579

From another machine

nmap -p 6579 -sV <host>
sudo nmap -sU -p 6579 <host>
nc -zv <host> 6579

Block it in the firewall

sudo ufw deny 6579/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 6579" -Direction Inbound -LocalPort 6579 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 6579 used for?

Port 6579 is assigned by IANA to affiliate (Affiliate).

Is port 6579 TCP or UDP?

Port 6579 is registered for TCP and UDP.

Is it safe to open port 6579?

It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.

How do I check if port 6579 is open?

On Linux run "ss -ltnup 'sport = :6579'", on macOS "lsof -nP -i :6579", and on Windows "netstat -ano | findstr :6579" to see the local process. From another machine, "nmap -p 6579 <host>" shows whether it is reachable.

05 Related
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