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// Other services

Port 35000: HeathView

Port 35000 is assigned by IANA to heathview (HeathView).

35000

How heathview works

Other services
client:35000heathviewresponse client:35000heathviewresponse

The client sends a request to port 35000 and the heathview service answers.

Transport
TCP
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 35000 dangerous?

We have no specific security note for port 35000. 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 35000

ServicePortTransportDescriptionReferenceUpdated
heathview 35000 TCP HeathView - 2013-03-21
-35000-Reserved--

// source: IANA service name and port number registry

03 Check it

Which program uses port 35000, and is it reachable?

Linux

sudo ss -ltnup 'sport = :35000'      # process listening on 35000
sudo lsof -nP -i :35000

macOS

sudo lsof -nP -i :35000

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 35000 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 35000
netstat -ano | findstr :35000

From another machine

nmap -p 35000 -sV <host>
nc -zv <host> 35000

Block it in the firewall

sudo ufw deny 35000/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 35000" -Direction Inbound -LocalPort 35000 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 35000 used for?

Port 35000 is assigned by IANA to heathview (HeathView).

Is port 35000 TCP or UDP?

Port 35000 is registered for TCP.

Is it safe to open port 35000?

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 35000 is open?

On Linux run "ss -ltnup 'sport = :35000'", on macOS "lsof -nP -i :35000", and on Windows "netstat -ano | findstr :35000" to see the local process. From another machine, "nmap -p 35000 <host>" shows whether it is reachable.

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