CyberHunter
Local dataset, no network
// Other services

Port 9630: Peovica Controller

Port 9630 is assigned by IANA to peoctlr (Peovica Controller).

9630

How peoctlr works

Other services
client:9630peoctlrresponse client:9630peoctlrresponse

The client sends a request to port 9630 and the peoctlr service answers.

Transport
TCP
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 9630 dangerous?

We have no specific security note for port 9630. 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 9630

ServicePortTransportDescriptionReferenceUpdated
peoctlr 9630 TCP Peovica Controller - 2009-09-14
-9630-Reserved--

// source: IANA service name and port number registry

03 Check it

Which program uses port 9630, and is it reachable?

Linux

sudo ss -ltnup 'sport = :9630'      # process listening on 9630
sudo lsof -nP -i :9630

macOS

sudo lsof -nP -i :9630

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 9630 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 9630
netstat -ano | findstr :9630

From another machine

nmap -p 9630 -sV <host>
nc -zv <host> 9630

Block it in the firewall

sudo ufw deny 9630/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 9630" -Direction Inbound -LocalPort 9630 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 9630 used for?

Port 9630 is assigned by IANA to peoctlr (Peovica Controller).

Is port 9630 TCP or UDP?

Port 9630 is registered for TCP.

Is it safe to open port 9630?

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 9630 is open?

On Linux run "ss -ltnup 'sport = :9630'", on macOS "lsof -nP -i :9630", and on Windows "netstat -ano | findstr :9630" to see the local process. From another machine, "nmap -p 9630 <host>" shows whether it is reachable.

05 Related

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