CyberHunter
// Other services

Port 5416: SNS Gateway

Port 5416 is assigned by IANA to sns-gateway (SNS Gateway).

5416

How sns-gateway works

Other services
client:5416sns-gatewayresponse client:5416sns-gatewayresponse

The client sends a request to port 5416 and the sns-gateway 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 5416 dangerous?

We have no specific security note for port 5416. 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 5416

ServicePortTransportDescriptionReferenceUpdated
sns-gateway 5416 TCP, UDP SNS Gateway - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 5416, and is it reachable?

Linux

sudo ss -ltnup 'sport = :5416'      # process listening on 5416
sudo lsof -nP -i :5416

macOS

sudo lsof -nP -i :5416

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 5416 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 5416
netstat -ano | findstr :5416

From another machine

nmap -p 5416 -sV <host>
sudo nmap -sU -p 5416 <host>
nc -zv <host> 5416

Block it in the firewall

sudo ufw deny 5416/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 5416" -Direction Inbound -LocalPort 5416 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 5416 used for?

Port 5416 is assigned by IANA to sns-gateway (SNS Gateway).

Is port 5416 TCP or UDP?

Port 5416 is registered for TCP and UDP.

Is it safe to open port 5416?

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 5416 is open?

On Linux run "ss -ltnup 'sport = :5416'", on macOS "lsof -nP -i :5416", and on Windows "netstat -ano | findstr :5416" to see the local process. From another machine, "nmap -p 5416 <host>" shows whether it is reachable.

05 Related