CyberHunter
// Other services

Port 43210: Shaper Automation Server Management

Port 43210 is assigned by IANA to shaperai (Shaper Automation Server Management), shaperai-disc (Shaper Automation Server Management Discovery).

43210

How shaperai works

Other services
client:43210shaperairesponse client:43210shaperairesponse

The client sends a request to port 43210 and the shaperai service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned2 registered services
Range
Registered (1024-49151)
01 Security

Is port 43210 dangerous?

We have no specific security note for port 43210. 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 43210

ServicePortTransportDescriptionReferenceUpdated
shaperai 43210 TCP Shaper Automation Server Management - 2012-06-22
shaperai-disc 43210 UDP Shaper Automation Server Management Discovery - 2012-06-22

// source: IANA service name and port number registry

03 Check it

Which program uses port 43210, and is it reachable?

Linux

sudo ss -ltnup 'sport = :43210'      # process listening on 43210
sudo lsof -nP -i :43210

macOS

sudo lsof -nP -i :43210

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 43210 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 43210
netstat -ano | findstr :43210

From another machine

nmap -p 43210 -sV <host>
sudo nmap -sU -p 43210 <host>
nc -zv <host> 43210

Block it in the firewall

sudo ufw deny 43210/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 43210" -Direction Inbound -LocalPort 43210 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 43210 used for?

Port 43210 is assigned by IANA to shaperai (Shaper Automation Server Management), shaperai-disc (Shaper Automation Server Management Discovery).

Is port 43210 TCP or UDP?

Port 43210 is registered for TCP and UDP.

Is it safe to open port 43210?

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 43210 is open?

On Linux run "ss -ltnup 'sport = :43210'", on macOS "lsof -nP -i :43210", and on Windows "netstat -ano | findstr :43210" to see the local process. From another machine, "nmap -p 43210 <host>" shows whether it is reachable.

05 Related