CyberHunter
// Other services

Port 2570: HS Port

Port 2570 is assigned by IANA to hs-port (HS Port).

2570

How hs-port works

Other services
client:2570hs-portresponse client:2570hs-portresponse

The client sends a request to port 2570 and the hs-port 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 2570 dangerous?

We have no specific security note for port 2570. 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 2570

ServicePortTransportDescriptionReferenceUpdated
hs-port 2570 TCP, UDP HS Port - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2570, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2570'      # process listening on 2570
sudo lsof -nP -i :2570

macOS

sudo lsof -nP -i :2570

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2570 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2570
netstat -ano | findstr :2570

From another machine

nmap -p 2570 -sV <host>
sudo nmap -sU -p 2570 <host>
nc -zv <host> 2570

Block it in the firewall

sudo ufw deny 2570/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2570" -Direction Inbound -LocalPort 2570 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2570 used for?

Port 2570 is assigned by IANA to hs-port (HS Port).

Is port 2570 TCP or UDP?

Port 2570 is registered for TCP and UDP.

Is it safe to open port 2570?

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 2570 is open?

On Linux run "ss -ltnup 'sport = :2570'", on macOS "lsof -nP -i :2570", and on Windows "netstat -ano | findstr :2570" to see the local process. From another machine, "nmap -p 2570 <host>" shows whether it is reachable.

05 Related