CyberHunter
Local dataset, no network
// Other services

Port 2442: Netangel

Port 2442 is assigned by IANA to netangel (Netangel).

2442

How netangel works

Other services
client:2442netangelresponse client:2442netangelresponse

The client sends a request to port 2442 and the netangel 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 2442 dangerous?

We have no specific security note for port 2442. 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 2442

ServicePortTransportDescriptionReferenceUpdated
netangel 2442 TCP, UDP Netangel - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2442, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2442'      # process listening on 2442
sudo lsof -nP -i :2442

macOS

sudo lsof -nP -i :2442

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2442 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2442
netstat -ano | findstr :2442

From another machine

nmap -p 2442 -sV <host>
sudo nmap -sU -p 2442 <host>
nc -zv <host> 2442

Block it in the firewall

sudo ufw deny 2442/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2442" -Direction Inbound -LocalPort 2442 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2442 used for?

Port 2442 is assigned by IANA to netangel (Netangel).

Is port 2442 TCP or UDP?

Port 2442 is registered for TCP and UDP.

Is it safe to open port 2442?

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 2442 is open?

On Linux run "ss -ltnup 'sport = :2442'", on macOS "lsof -nP -i :2442", and on Windows "netstat -ano | findstr :2442" to see the local process. From another machine, "nmap -p 2442 <host>" shows whether it is reachable.

05 Related

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