Port 659

no service name · –

RangeSystem/well-known port (0–1023)
Protocol–
Serviceno service name
Modified2001-06-06

Frequently asked questions

What is port 659 used for?

Port 659 is registered with the IANA for no service name (–). Description: Removed.

Is port 659 a well-known port?

Yes. Port 659 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.

How do I check whether port 659 is open?

Locally on Linux with ss -tulpn | grep ':659\b', on Windows with netstat -ano | findstr :659. To test a remote host use Test-NetConnection <host> -Port 659 in PowerShell or nc -zv <host> 659 on Linux/macOS.

IANA registry entries

ProtocolServiceDescription (IANA)
–Removed

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