CyberHunter
Local dataset, no network
// Other services

Port 32034: iRacing helper service

Port 32034 is assigned by IANA to iracinghelper (iRacing helper service).

32034

How iracinghelper works

Other services
client:32034iracinghelperresponse client:32034iracinghelperresponse

The client sends a request to port 32034 and the iracinghelper 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 32034 dangerous?

We have no specific security note for port 32034. 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 32034

ServicePortTransportDescriptionReferenceUpdated
iracinghelper 32034 TCP, UDP iRacing helper service - 2007-08-30

// source: IANA service name and port number registry

03 Check it

Which program uses port 32034, and is it reachable?

Linux

sudo ss -ltnup 'sport = :32034'      # process listening on 32034
sudo lsof -nP -i :32034

macOS

sudo lsof -nP -i :32034

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 32034 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 32034
netstat -ano | findstr :32034

From another machine

nmap -p 32034 -sV <host>
sudo nmap -sU -p 32034 <host>
nc -zv <host> 32034

Block it in the firewall

sudo ufw deny 32034/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 32034" -Direction Inbound -LocalPort 32034 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 32034 used for?

Port 32034 is assigned by IANA to iracinghelper (iRacing helper service).

Is port 32034 TCP or UDP?

Port 32034 is registered for TCP and UDP.

Is it safe to open port 32034?

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 32034 is open?

On Linux run "ss -ltnup 'sport = :32034'", on macOS "lsof -nP -i :32034", and on Windows "netstat -ano | findstr :32034" to see the local process. From another machine, "nmap -p 32034 <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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