All ports
Port98/UDP
tacnewsPort
98
Protocol
UDP
Category
Well-Known
Service
tacnews
What is port 98?
Port 98/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the tacnews service.
TAC News
Useful commands
nmapnmap -p 98 -sV example.comnetcatnc -zv example.com 98curlcurl -v http://example.com:98/telnettelnet example.com 98bash(echo > /dev/udp/example.com/98) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 98/udpDeny
sudo ufw deny 98/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 98 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 98 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=98/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 98" dir=in action=allow protocol=UDP localport=98Security 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- Outdated versions with vulnerabilities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 98/UDP?
Port 98/UDP is associated with the tacnews service. TAC News
Is it safe to expose port 98 to the Internet?
It depends on the service and configuration. Port 98 (tacnews) 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 98 is open?
You can use nmap: `nmap -p 98 -sV example.com`, netcat: `nc -zv example.com 98`, or the bash command: `(echo > /dev/udp/example.com/98) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 98 on my firewall?
On Linux with UFW: `sudo ufw allow 98/udp` (open) or `sudo ufw deny 98/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 98 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 98" dir=in action=allow protocol=UDP localport=98`.
What applications and services use port 98?
Port 98/UDP is used by the tacnews service. Specific uses depend on the software and configuration. Check our related tools section for more information.