Port 11371

hkp · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicehkp
Registered2003-05

Frequently asked questions

What is port 11371 used for?

Port 11371 is registered with the IANA for hkp (TCP/UDP). Description: OpenPGP HTTP Keyserver.

Is port 11371 a well-known port?

No. Port 11371 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 11371 is open?

Locally on Linux with ss -tulpn | grep ':11371\b', on Windows with netstat -ano | findstr :11371. To test a remote host use Test-NetConnection <host> -Port 11371 in PowerShell or nc -zv <host> 11371 on Linux/macOS.

How do I open port 11371 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 11371/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=11371/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 11371" -Direction Inbound -Protocol TCP -LocalPort 11371 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPhkpOpenPGP HTTP Keyserver
UDPhkpOpenPGP HTTP Keyserver

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