CyberHunter
// Other services

Port 3610: ECHONET

Port 3610 is assigned by IANA to echonet (ECHONET).

3610

How echonet works

Other services
client:3610echonetresponse client:3610echonetresponse

The client sends a request to port 3610 and the echonet 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 3610 dangerous?

We have no specific security note for port 3610. 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 3610

ServicePortTransportDescriptionReferenceUpdated
echonet 3610 TCP, UDP ECHONET - 2002-09

// source: IANA service name and port number registry

03 Check it

Which program uses port 3610, and is it reachable?

Linux

sudo ss -ltnup 'sport = :3610'      # process listening on 3610
sudo lsof -nP -i :3610

macOS

sudo lsof -nP -i :3610

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 3610 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 3610
netstat -ano | findstr :3610

From another machine

nmap -p 3610 -sV <host>
sudo nmap -sU -p 3610 <host>
nc -zv <host> 3610

Block it in the firewall

sudo ufw deny 3610/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 3610" -Direction Inbound -LocalPort 3610 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 3610 used for?

Port 3610 is assigned by IANA to echonet (ECHONET).

Is port 3610 TCP or UDP?

Port 3610 is registered for TCP and UDP.

Is it safe to open port 3610?

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 3610 is open?

On Linux run "ss -ltnup 'sport = :3610'", on macOS "lsof -nP -i :3610", and on Windows "netstat -ano | findstr :3610" to see the local process. From another machine, "nmap -p 3610 <host>" shows whether it is reachable.

05 Related