All ports
Port3167/TCP
nowcontactPort
3167
Protocol
TCP
Category
Registered
Service
nowcontact
What is port 3167?
Port 3167/TCP is a Registered port, registered with IANA for specific applications. It is associated with the nowcontact service.
Now Contact Public Server
Useful commands
nmapnmap -p 3167 -sV example.comnetcatnc -zv example.com 3167curlcurl -v http://example.com:3167/telnettelnet example.com 3167bash(echo > /dev/tcp/example.com/3167) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3167/tcpDeny
sudo ufw deny 3167/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 3167 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 3167 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3167/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3167" dir=in action=allow protocol=TCP localport=3167Security 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- Outdated versions with vulnerabilities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 3167/TCP?
Port 3167/TCP is associated with the nowcontact service. Now Contact Public Server
Is it safe to expose port 3167 to the Internet?
It depends on the service and configuration. Port 3167 (nowcontact) 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 3167 is open?
You can use nmap: `nmap -p 3167 -sV example.com`, netcat: `nc -zv example.com 3167`, or the bash command: `(echo > /dev/tcp/example.com/3167) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3167 on my firewall?
On Linux with UFW: `sudo ufw allow 3167/tcp` (open) or `sudo ufw deny 3167/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 3167 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3167" dir=in action=allow protocol=TCP localport=3167`.
What applications and services use port 3167?
Port 3167/TCP is used by the nowcontact service. Specific uses depend on the software and configuration. Check our related tools section for more information.