CyberHunter
// Other services

Port 2963: IPH-POLICY-ADM

Port 2963 is assigned by IANA to iph-policy-adm (IPH-POLICY-ADM).

2963

How iph-policy-adm works

Other services
client:2963iph-policy-admresponse client:2963iph-policy-admresponse

The client sends a request to port 2963 and the iph-policy-adm 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)
01 Security

Is port 2963 dangerous?

We have no specific security note for port 2963. 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 2963

ServicePortTransportDescriptionReferenceUpdated
iph-policy-adm 2963 TCP, UDP IPH-POLICY-ADM - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2963, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2963'      # process listening on 2963
sudo lsof -nP -i :2963

macOS

sudo lsof -nP -i :2963

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2963 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2963
netstat -ano | findstr :2963

From another machine

nmap -p 2963 -sV <host>
sudo nmap -sU -p 2963 <host>
nc -zv <host> 2963

Block it in the firewall

sudo ufw deny 2963/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2963" -Direction Inbound -LocalPort 2963 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2963 used for?

Port 2963 is assigned by IANA to iph-policy-adm (IPH-POLICY-ADM).

Is port 2963 TCP or UDP?

Port 2963 is registered for TCP and UDP.

Is it safe to open port 2963?

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 2963 is open?

On Linux run "ss -ltnup 'sport = :2963'", on macOS "lsof -nP -i :2963", and on Windows "netstat -ano | findstr :2963" to see the local process. From another machine, "nmap -p 2963 <host>" shows whether it is reachable.

05 Related