All ports

Port5028/TCP

qvr

Port

5028

Protocol

TCP

Category

Registered

Service

qvr

What is port 5028?

Port 5028/TCP is a Registered port, registered with IANA for specific applications. It is associated with the qvr service.

Quiqum Virtual Relais

Useful commands

nmapnmap -p 5028 -sV example.com
netcatnc -zv example.com 5028
curlcurl -v http://example.com:5028/
telnettelnet example.com 5028
bash(echo > /dev/tcp/example.com/5028) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 5028/tcp
Deny
sudo ufw deny 5028/tcp
iptablesAllow
sudo iptables -A INPUT -p tcp --dport 5028 -j ACCEPT
Deny
sudo iptables -D INPUT -p tcp --dport 5028 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=5028/tcp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 5028" dir=in action=allow protocol=TCP localport=5028

Security Risks

  • Unauthorized access to the service
  • Data exposure if the service is unauthenticated
  • Outdated versions with vulnerabilities
  • Incorrect service configuration

Frequently Asked Questions

What service runs on port 5028/TCP?

Port 5028/TCP is associated with the qvr service. Quiqum Virtual Relais

Is it safe to expose port 5028 to the Internet?

It depends on the service and configuration. Port 5028 (qvr) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.

How do I check if port 5028 is open?

You can use nmap: `nmap -p 5028 -sV example.com`, netcat: `nc -zv example.com 5028`, or the bash command: `(echo > /dev/tcp/example.com/5028) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 5028 on my firewall?

On Linux with UFW: `sudo ufw allow 5028/tcp` (open) or `sudo ufw deny 5028/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 5028 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 5028" dir=in action=allow protocol=TCP localport=5028`.

What applications and services use port 5028?

Port 5028/TCP is used by the qvr service. Specific uses depend on the software and configuration. Check our related tools section for more information.