Port 6581

parsec-peer · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceparsec-peer

Frequently asked questions

What is port 6581 used for?

Port 6581 is registered with the IANA for parsec-peer (TCP/UDP). Description: Parsec Peer-to-Peer.

Is port 6581 a well-known port?

No. Port 6581 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 6581 is open?

Locally on Linux with ss -tulpn | grep ':6581\b', on Windows with netstat -ano | findstr :6581. To test a remote host use Test-NetConnection <host> -Port 6581 in PowerShell or nc -zv <host> 6581 on Linux/macOS.

How do I open port 6581 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 6581/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=6581/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 6581" -Direction Inbound -Protocol TCP -LocalPort 6581 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPparsec-peerParsec Peer-to-Peer
UDPparsec-peerParsec Peer-to-Peer

Nearby entries