CyberHunter
Local dataset, no network
// Other services

Port 44544: DOMIQ Building Automation

Port 44544 is assigned by IANA to domiq (DOMIQ Building Automation).

44544

How domiq works

Other services
client:44544domiqresponse client:44544domiqresponse

The client sends a request to port 44544 and the domiq service answers.

Transport
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 44544 dangerous?

We have no specific security note for port 44544. 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 44544

ServicePortTransportDescriptionReferenceUpdated
domiq 44544 UDP DOMIQ Building Automation - 2011-08-29
-44544-Reserved--

// source: IANA service name and port number registry

03 Check it

Which program uses port 44544, and is it reachable?

Linux

sudo ss -ltnup 'sport = :44544'      # process listening on 44544
sudo lsof -nP -i :44544

macOS

sudo lsof -nP -i :44544

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 44544 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 44544
netstat -ano | findstr :44544

From another machine

nmap -p 44544 -sV <host>
sudo nmap -sU -p 44544 <host>
nc -zv <host> 44544

Block it in the firewall

sudo ufw deny 44544/udp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 44544" -Direction Inbound -LocalPort 44544 -Protocol UDP -Action Block  # Windows
04 FAQ
What is port 44544 used for?

Port 44544 is assigned by IANA to domiq (DOMIQ Building Automation).

Is port 44544 TCP or UDP?

Port 44544 is registered for UDP.

Is it safe to open port 44544?

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 44544 is open?

On Linux run "ss -ltnup 'sport = :44544'", on macOS "lsof -nP -i :44544", and on Windows "netstat -ano | findstr :44544" to see the local process. From another machine, "nmap -p 44544 <host>" shows whether it is reachable.

05 Related
:4444 Metasploit default / krb524 tcp · udp · high risk :31337 Back Orifice / elite tcp · udp · high risk :1 TCP Port Service Multiplexer tcp · udp :5 Remote Job Entry tcp · udp :9 Discard tcp · udp · sctp · dccp :11 Active Users tcp · udp :17 Quote of the Day tcp · udp :18 Message Send Protocol (historic) tcp · udp

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