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// Other services

Port 2918: Kasten Chase Pad

Port 2918 is assigned by IANA to kastenchasepad (Kasten Chase Pad).

2918

How kastenchasepad works

Other services
client:2918kastenchasepadresponse client:2918kastenchasepadresponse

The client sends a request to port 2918 and the kastenchasepad 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 2918 dangerous?

We have no specific security note for port 2918. 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 2918

ServicePortTransportDescriptionReferenceUpdated
kastenchasepad 2918 TCP, UDP Kasten Chase Pad - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2918, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2918'      # process listening on 2918
sudo lsof -nP -i :2918

macOS

sudo lsof -nP -i :2918

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2918 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2918
netstat -ano | findstr :2918

From another machine

nmap -p 2918 -sV <host>
sudo nmap -sU -p 2918 <host>
nc -zv <host> 2918

Block it in the firewall

sudo ufw deny 2918/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2918" -Direction Inbound -LocalPort 2918 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2918 used for?

Port 2918 is assigned by IANA to kastenchasepad (Kasten Chase Pad).

Is port 2918 TCP or UDP?

Port 2918 is registered for TCP and UDP.

Is it safe to open port 2918?

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 2918 is open?

On Linux run "ss -ltnup 'sport = :2918'", on macOS "lsof -nP -i :2918", and on Windows "netstat -ano | findstr :2918" to see the local process. From another machine, "nmap -p 2918 <host>" shows whether it is reachable.

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