CyberHunter
Local dataset, no network
// Other services

Port 1700: mps-raft

Port 1700 is assigned by IANA to mps-raft (mps-raft).

1700

How mps-raft works

Other services
client:1700mps-raftresponse client:1700mps-raftresponse

The client sends a request to port 1700 and the mps-raft 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 1700 dangerous?

We have no specific security note for port 1700. 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 1700

ServicePortTransportDescriptionReferenceUpdated
mps-raft 1700 TCP, UDP mps-raft - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 1700, and is it reachable?

Linux

sudo ss -ltnup 'sport = :1700'      # process listening on 1700
sudo lsof -nP -i :1700

macOS

sudo lsof -nP -i :1700

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 1700 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 1700
netstat -ano | findstr :1700

From another machine

nmap -p 1700 -sV <host>
sudo nmap -sU -p 1700 <host>
nc -zv <host> 1700

Block it in the firewall

sudo ufw deny 1700/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 1700" -Direction Inbound -LocalPort 1700 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 1700 used for?

Port 1700 is assigned by IANA to mps-raft (mps-raft).

Is port 1700 TCP or UDP?

Port 1700 is registered for TCP and UDP.

Is it safe to open port 1700?

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 1700 is open?

On Linux run "ss -ltnup 'sport = :1700'", on macOS "lsof -nP -i :1700", and on Windows "netstat -ano | findstr :1700" to see the local process. From another machine, "nmap -p 1700 <host>" shows whether it is reachable.

05 Related

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