All ports
Port775/TCP
entombPort
775
Protocol
TCP
Category
Well-Known
Service
entomb
What is port 775?
Port 775/TCP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the entomb service.
Useful commands
nmapnmap -p 775 -sV example.comnetcatnc -zv example.com 775curlcurl -v http://example.com:775/telnettelnet example.com 775bash(echo > /dev/tcp/example.com/775) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 775/tcpDeny
sudo ufw deny 775/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 775 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 775 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=775/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 775" dir=in action=allow protocol=TCP localport=775Security 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- Outdated versions with vulnerabilities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 775/TCP?
Port 775/TCP is associated with the entomb service. No detailed description is available in the IANA registry.
Is it safe to expose port 775 to the Internet?
It depends on the service and configuration. Port 775 (entomb) is a Well-Known 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 775 is open?
You can use nmap: `nmap -p 775 -sV example.com`, netcat: `nc -zv example.com 775`, or the bash command: `(echo > /dev/tcp/example.com/775) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 775 on my firewall?
On Linux with UFW: `sudo ufw allow 775/tcp` (open) or `sudo ufw deny 775/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 775 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 775" dir=in action=allow protocol=TCP localport=775`.
What applications and services use port 775?
Port 775/TCP is used by the entomb service. Specific uses depend on the software and configuration. Check our related tools section for more information.