All ports

Port3393/UDP

d2k-tapestry1

Port

3393

Protocol

UDP

Category

Registered

Service

d2k-tapestry1

What is port 3393?

Port 3393/UDP is a Registered port, registered with IANA for specific applications. It is associated with the d2k-tapestry1 service.

D2K Tapestry Client to Server

Useful commands

nmapnmap -p 3393 -sV example.com
netcatnc -zv example.com 3393
curlcurl -v http://example.com:3393/
telnettelnet example.com 3393
bash(echo > /dev/udp/example.com/3393) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 3393/udp
Deny
sudo ufw deny 3393/udp
iptablesAllow
sudo iptables -A INPUT -p udp --dport 3393 -j ACCEPT
Deny
sudo iptables -D INPUT -p udp --dport 3393 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=3393/udp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 3393" dir=in action=allow protocol=UDP localport=3393

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  • Outdated versions with vulnerabilities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 3393/UDP?

Port 3393/UDP is associated with the d2k-tapestry1 service. D2K Tapestry Client to Server

Is it safe to expose port 3393 to the Internet?

It depends on the service and configuration. Port 3393 (d2k-tapestry1) 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 3393 is open?

You can use nmap: `nmap -p 3393 -sV example.com`, netcat: `nc -zv example.com 3393`, or the bash command: `(echo > /dev/udp/example.com/3393) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 3393 on my firewall?

On Linux with UFW: `sudo ufw allow 3393/udp` (open) or `sudo ufw deny 3393/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3393 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3393" dir=in action=allow protocol=UDP localport=3393`.

What applications and services use port 3393?

Port 3393/UDP is used by the d2k-tapestry1 service. Specific uses depend on the software and configuration. Check our related tools section for more information.

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