The Nmap Port Scanner is an excellent tool to scan ports and comes with many useful features.įor instance, the scanner lets you check firewall rules and detect open and running services on an IP address. No, it doesn’t, but you can always tweak it using the GNU coding standards. The best thing about this tool is that you can use it on many popular operating systems like NetBSD, Linux, FreeBSD, and Mac OS X. You can still use it to scan ports and identify what kind of communication it uses. It scans networks by reading and writing data across network connections, utilising the TCP/IP protocol.īut this doesn’t stop the Netcat scanner from doing its job. This Is because the Netcat scanner is a general utility tool. If you are looking for a simple tool to scan your ports, then this scanner is for you. But you can only scan ports associated with one IP address at one time. One thing you need to remember is that if you don’t know the port, then the scanner will scan all the ports. Simply provide the IP address and the port and the scanner will quickly display the results. It’s an online scanner which you can use with a browser. The IPVoid TCP Port Scanner lets you scan ports associated with IP addresses without installing the application. You can use the port scanner to scan over 10K ports per second and because of its multithreaded capabilities you can save the list of open ports in text files. So, if you use a Mac, then move to the next port. The Port Scanner only works with Windows devices. Hence, you don’t have to worry about the trial period getting expired.īut there’s one bummer. TCP Port Scanner from MyLanViewer is the perfect alternative to the above paid tool because it works excellently and is a free tool.

Unfortunately, it’s a premium tool, but you can always register as a new user to use it for 14 days. You can even test the visibility of a port to make sure the usability is great. For instance, you can analyse the SNMP queries and the MIB attributes to check whether your device has proper configuration.Īnother advantage of using the open port checker is that you’ll get a list showing the status of the IP address you specify. But there are many advantages to this tool. This Open port scanner is one of the best in the market that helps you to check the openness of ports. Solarwinds Open Port Scanner – 🏆 Winner!.

Advanced port scanner 1.3