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With this online UDP port scanner you can scan an IP address for open UDP ports. Use this UDP port scan tool to check what services (dns, tftp, ntp, snmp, mdns, upnp) are running on your server, test if your firewall is working correctly, view open UDP ports.
- TCP Port Scanner
TCP Port Scanner. With this online TCP port scanner you can...
- TCP Port Scanner
Check open ports online with this free tool that combines TCP and UDP scanning techniques. Enter domain or IP, select port type, and get accurate results for network security and troubleshooting.
Online UDP Port Scan for quick testing of open UDP services and ports. Includes detailed overview of the process with capture examples.
Inspect Top 100 TCP and UDP ports for free or get a paid plan to automate and schedule extensive custom scans for even more ports. Each Nmap port scan against a target IP address or hostname automatically maps the attack surface and gives accurate data for your reconnaissance work.
Scan UDP ports, detect service versions and operating system with this free web interface for Nmap. See sample report, technical details and use cases for network penetration testing, security assessment and asset inventory.
Fortunately, Nmap can help inventory UDP ports. UDP scan is activated with the -sU option. It can be combined with a TCP scan type such as SYN scan (-sS) to check both protocols during the same run. UDP scan works by sending a UDP packet to every targeted port.
Allows you to discover which UDP ports are open on your target host, identify the service versions, and detect the operating system. UDP is a transport layer protocol (the same as TCP) mainly used in network services such as DNS, NTP, DHCP, RTSP, TFTP, and others.
