CyberHunter
// Other services

Port 3907: Imoguia Port

Port 3907 is assigned by IANA to imoguia-port (Imoguia Port).

3907

How imoguia-port works

Other services
client:3907imoguia-portresponse client:3907imoguia-portresponse

The client sends a request to port 3907 and the imoguia-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 3907 dangerous?

We have no specific security note for port 3907. 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 3907

ServicePortTransportDescriptionReferenceUpdated
imoguia-port 3907 TCP, UDP Imoguia Port - 2003-11

// source: IANA service name and port number registry

03 Check it

Which program uses port 3907, and is it reachable?

Linux

sudo ss -ltnup 'sport = :3907'      # process listening on 3907
sudo lsof -nP -i :3907

macOS

sudo lsof -nP -i :3907

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 3907 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 3907
netstat -ano | findstr :3907

From another machine

nmap -p 3907 -sV <host>
sudo nmap -sU -p 3907 <host>
nc -zv <host> 3907

Block it in the firewall

sudo ufw deny 3907/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 3907" -Direction Inbound -LocalPort 3907 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 3907 used for?

Port 3907 is assigned by IANA to imoguia-port (Imoguia Port).

Is port 3907 TCP or UDP?

Port 3907 is registered for TCP and UDP.

Is it safe to open port 3907?

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 3907 is open?

On Linux run "ss -ltnup 'sport = :3907'", on macOS "lsof -nP -i :3907", and on Windows "netstat -ano | findstr :3907" to see the local process. From another machine, "nmap -p 3907 <host>" shows whether it is reachable.

05 Related