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Free WhatsUp PortScanner Tool

Understanding host vulnerabilities is a critical component of overall network security. As a network engineer, you are responsible for protecting your infrastructure from malware, worms, hackers, trojans, and viruses – reducing the opportunity for exploits to find their ways in is your mission!

The WhatsUp PortScanner tool is like a sentry with the mission of ensuring all the doors on your network are locked and secure. WhatsUp PortScanner provides you with the visibility you need to ensure your hosts are secure.

Close the door on unwanted intruders – download the WhatsUp PortScanner today!


  • Identify active hosts using ICMP and TCP
  • Utilize multiple scanning deep-level technologies to deduce open ports
  • Bookmark scanning configurations as favorites for quick access
  • Utilize the included database of known ports, or customize it to your environment