All ports
Port526/UDP
tempoPort
526
Protocol
UDP
Category
Well-Known
Service
tempo
What is port 526?
Port 526/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the tempo service.
newdate
Useful commands
nmapnmap -p 526 -sV example.comnetcatnc -zv example.com 526curlcurl -v http://example.com:526/telnettelnet example.com 526bash(echo > /dev/udp/example.com/526) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 526/udpDeny
sudo ufw deny 526/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 526 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 526 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=526/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 526" dir=in action=allow protocol=UDP localport=526Security 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- Outdated versions with vulnerabilities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 526/UDP?
Port 526/UDP is associated with the tempo service. newdate
Is it safe to expose port 526 to the Internet?
It depends on the service and configuration. Port 526 (tempo) 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 526 is open?
You can use nmap: `nmap -p 526 -sV example.com`, netcat: `nc -zv example.com 526`, or the bash command: `(echo > /dev/udp/example.com/526) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 526 on my firewall?
On Linux with UFW: `sudo ufw allow 526/udp` (open) or `sudo ufw deny 526/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 526 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 526" dir=in action=allow protocol=UDP localport=526`.
What applications and services use port 526?
Port 526/UDP is used by the tempo service. Specific uses depend on the software and configuration. Check our related tools section for more information.