- 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.
Port 48048: Juliar Programming Language Protocol
Port 48048 is assigned by IANA to juka (Juliar Programming Language Protocol).
48048
How juka works
Other servicesThe client sends a request to port 48048 and the juka 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
Is port 48048 dangerous?
We have no specific security note for port 48048. Its risk depends on the program actually listening on it. General advice for other services services:
IANA registry entries for port 48048
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| juka | 48048 | TCP | Juliar Programming Language Protocol | - | 2019-03-08 |
| - | 48048 | - | Reserved | - | - |
// source: IANA service name and port number registry
Which program uses port 48048, and is it reachable?
Linux
sudo ss -ltnup 'sport = :48048' # process listening on 48048
sudo lsof -nP -i :48048macOS
sudo lsof -nP -i :48048
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 48048 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 48048 netstat -ano | findstr :48048
From another machine
nmap -p 48048 -sV <host> nc -zv <host> 48048
Block it in the firewall
sudo ufw deny 48048/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 48048" -Direction Inbound -LocalPort 48048 -Protocol TCP -Action Block # Windows
What is port 48048 used for?
Port 48048 is assigned by IANA to juka (Juliar Programming Language Protocol).
Is port 48048 TCP or UDP?
Port 48048 is registered for TCP.
Is it safe to open port 48048?
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 48048 is open?
On Linux run "ss -ltnup 'sport = :48048'", on macOS "lsof -nP -i :48048", and on Windows "netstat -ano | findstr :48048" to see the local process. From another machine, "nmap -p 48048 <host>" shows whether it is reachable.
Other other services ports
:4444 Metasploit default / krb524 tcp · udp · high risk :31337 Back Orifice / elite tcp · udp · high risk :1 TCP Port Service Multiplexer tcp · udp :5 Remote Job Entry tcp · udp :9 Discard tcp · udp · sctp · dccp :11 Active Users tcp · udp :17 Quote of the Day tcp · udp :18 Message Send Protocol (historic) tcp · udp