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// Other services

Port 24922: Find Identification of Network Devices

Port 24922 is assigned by IANA to find (Find Identification of Network Devices).

24922

How find works

Other services
client:24922findresponse client:24922findresponse

The client sends a request to port 24922 and the find 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 24922 dangerous?

We have no specific security note for port 24922. 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 24922

ServicePortTransportDescriptionReferenceUpdated
find 24922 TCP, UDP Find Identification of Network Devices - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 24922, and is it reachable?

Linux

sudo ss -ltnup 'sport = :24922'      # process listening on 24922
sudo lsof -nP -i :24922

macOS

sudo lsof -nP -i :24922

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 24922 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 24922
netstat -ano | findstr :24922

From another machine

nmap -p 24922 -sV <host>
sudo nmap -sU -p 24922 <host>
nc -zv <host> 24922

Block it in the firewall

sudo ufw deny 24922/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 24922" -Direction Inbound -LocalPort 24922 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 24922 used for?

Port 24922 is assigned by IANA to find (Find Identification of Network Devices).

Is port 24922 TCP or UDP?

Port 24922 is registered for TCP and UDP.

Is it safe to open port 24922?

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 24922 is open?

On Linux run "ss -ltnup 'sport = :24922'", on macOS "lsof -nP -i :24922", and on Windows "netstat -ano | findstr :24922" to see the local process. From another machine, "nmap -p 24922 <host>" shows whether it is reachable.

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