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// Other services

Port 10631: Printopia Serve

Port 10631 is assigned by IANA to printopia (Printopia Serve).

10631

How printopia works

Other services
client:10631printopiaresponse client:10631printopiaresponse

The client sends a request to port 10631 and the printopia 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 10631 dangerous?

We have no specific security note for port 10631. 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 10631

ServicePortTransportDescriptionReferenceUpdated
printopia 10631 TCP Printopia Serve - 2015-04-09
-10631-Reserved--

// source: IANA service name and port number registry

03 Check it

Which program uses port 10631, and is it reachable?

Linux

sudo ss -ltnup 'sport = :10631'      # process listening on 10631
sudo lsof -nP -i :10631

macOS

sudo lsof -nP -i :10631

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 10631 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 10631
netstat -ano | findstr :10631

From another machine

nmap -p 10631 -sV <host>
nc -zv <host> 10631

Block it in the firewall

sudo ufw deny 10631/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 10631" -Direction Inbound -LocalPort 10631 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 10631 used for?

Port 10631 is assigned by IANA to printopia (Printopia Serve).

Is port 10631 TCP or UDP?

Port 10631 is registered for TCP.

Is it safe to open port 10631?

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 10631 is open?

On Linux run "ss -ltnup 'sport = :10631'", on macOS "lsof -nP -i :10631", and on Windows "netstat -ano | findstr :10631" to see the local process. From another machine, "nmap -p 10631 <host>" shows whether it is reachable.

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