All ports

Port16361/TCP

netserialext2

Port

16361

Protocol

TCP

Category

Registered

Service

netserialext2

What is port 16361?

Port 16361/TCP is a Registered port, registered with IANA for specific applications. It is associated with the netserialext2 service.

Network Serial Extension Ports Two

Useful commands

nmapnmap -p 16361 -sV example.com
netcatnc -zv example.com 16361
curlcurl -v http://example.com:16361/
telnettelnet example.com 16361
bash(echo > /dev/tcp/example.com/16361) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 16361/tcp
Deny
sudo ufw deny 16361/tcp
iptablesAllow
sudo iptables -A INPUT -p tcp --dport 16361 -j ACCEPT
Deny
sudo iptables -D INPUT -p tcp --dport 16361 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=16361/tcp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 16361" dir=in action=allow protocol=TCP localport=16361

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  • Outdated versions with vulnerabilities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 16361/TCP?

Port 16361/TCP is associated with the netserialext2 service. Network Serial Extension Ports Two

Is it safe to expose port 16361 to the Internet?

It depends on the service and configuration. Port 16361 (netserialext2) 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 16361 is open?

You can use nmap: `nmap -p 16361 -sV example.com`, netcat: `nc -zv example.com 16361`, or the bash command: `(echo > /dev/tcp/example.com/16361) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 16361 on my firewall?

On Linux with UFW: `sudo ufw allow 16361/tcp` (open) or `sudo ufw deny 16361/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 16361 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 16361" dir=in action=allow protocol=TCP localport=16361`.

What applications and services use port 16361?

Port 16361/TCP is used by the netserialext2 service. Specific uses depend on the software and configuration. Check our related tools section for more information.