Port 9021

panagolin-ident · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicepanagolin-ident
Registered2002-03

Frequently asked questions

What is port 9021 used for?

Port 9021 is registered with the IANA for panagolin-ident (TCP/UDP). Description: Pangolin Identification.

Is port 9021 a well-known port?

No. Port 9021 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 9021 is open?

Locally on Linux with ss -tulpn | grep ':9021\b', on Windows with netstat -ano | findstr :9021. To test a remote host use Test-NetConnection <host> -Port 9021 in PowerShell or nc -zv <host> 9021 on Linux/macOS.

How do I open port 9021 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 9021/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=9021/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 9021" -Direction Inbound -Protocol TCP -LocalPort 9021 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPpanagolin-identPangolin Identification
UDPpanagolin-identPangolin Identification

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