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// Other services

Port 6113: Daylite Server

Port 6113 is assigned by IANA to dayliteserver (Daylite Server).

6113

How dayliteserver works

Other services
client:6113dayliteserverresponse client:6113dayliteserverresponse

The client sends a request to port 6113 and the dayliteserver 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 6113 dangerous?

We have no specific security note for port 6113. 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 6113

ServicePortTransportDescriptionReferenceUpdated
dayliteserver 6113 TCP Daylite Server - 2009-08-26
-6113-Reserved--

// source: IANA service name and port number registry

03 Check it

Which program uses port 6113, and is it reachable?

Linux

sudo ss -ltnup 'sport = :6113'      # process listening on 6113
sudo lsof -nP -i :6113

macOS

sudo lsof -nP -i :6113

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 6113 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 6113
netstat -ano | findstr :6113

From another machine

nmap -p 6113 -sV <host>
nc -zv <host> 6113

Block it in the firewall

sudo ufw deny 6113/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 6113" -Direction Inbound -LocalPort 6113 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 6113 used for?

Port 6113 is assigned by IANA to dayliteserver (Daylite Server).

Is port 6113 TCP or UDP?

Port 6113 is registered for TCP.

Is it safe to open port 6113?

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 6113 is open?

On Linux run "ss -ltnup 'sport = :6113'", on macOS "lsof -nP -i :6113", and on Windows "netstat -ano | findstr :6113" to see the local process. From another machine, "nmap -p 6113 <host>" shows whether it is reachable.

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