CyberHunter
Local dataset, no network
// Other services

Port 2966: IDP-INFOTRIEVE

Port 2966 is assigned by IANA to idp-infotrieve (IDP-INFOTRIEVE).

2966

How idp-infotrieve works

Other services
client:2966idp-infotrieveresponse client:2966idp-infotrieveresponse

The client sends a request to port 2966 and the idp-infotrieve 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 2966 dangerous?

We have no specific security note for port 2966. 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 2966

ServicePortTransportDescriptionReferenceUpdated
idp-infotrieve 2966 TCP, UDP IDP-INFOTRIEVE - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2966, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2966'      # process listening on 2966
sudo lsof -nP -i :2966

macOS

sudo lsof -nP -i :2966

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2966 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2966
netstat -ano | findstr :2966

From another machine

nmap -p 2966 -sV <host>
sudo nmap -sU -p 2966 <host>
nc -zv <host> 2966

Block it in the firewall

sudo ufw deny 2966/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2966" -Direction Inbound -LocalPort 2966 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2966 used for?

Port 2966 is assigned by IANA to idp-infotrieve (IDP-INFOTRIEVE).

Is port 2966 TCP or UDP?

Port 2966 is registered for TCP and UDP.

Is it safe to open port 2966?

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 2966 is open?

On Linux run "ss -ltnup 'sport = :2966'", on macOS "lsof -nP -i :2966", and on Windows "netstat -ano | findstr :2966" to see the local process. From another machine, "nmap -p 2966 <host>" shows whether it is reachable.

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