1. NetScan is a better Network Utility for Macs great for network administration and security testing. Heres of the features are: a faster port scanner, ping features with packet flooding, whois.
2. Aug 07, 2019 Looking for one of the best free tools? This is an open-source and free network scanning tool, with the ability to scan ports and IP addresses quickly and efficiently.The tool provides a report of data on each device on the network, including NetBIOS, MAC and IP address, computer name, and hostname.

macOS Network Utility is a collection of various terminal commands for which a single graphical shell has been made. Thanks to this unification, this utility is the most important tool for checking the network and everything connected with it. No wonder the Network Utility is present even on the macOS default installation set.

Each tab is a completely independent tool. In Windows, the command line is used for the same tasks, Apple made a beautiful shell for convenience.

A MAC address scanner scans the network for IP addresses and their associated MAC addresses. It enables users to scan hosts one at a time or a group of hosts at a time. MAC scanners allow users to find the IP and MAC addresses of devices accessing their network and to trace crucial client information like DNS engagement and hostnames.

In macOS you can also use the Terminal to work with the network, but it is much easier to run the Network utility located in the Utilities folder.

In this article we will look at the operation of the Mac Port Scanner in detail.

Port Scanner on Mac

Port scanner is a software tool designed to search for hosts on a network with the right ports open. These programs are usually used by system administrators and network engineers to check the security of their networks and attackers to break into the network. You can search for a number of open ports on a single host, or one specific port on many hosts. The latter is characteristic of the activities of a number of network worms.

Read more: How to Remote Control a Mac with Screen Sharing in macOS?

The process itself is called port scanning or (in the case where many hosts are checked) network scanning. Port scanning can be the first step in the hacking process or preventing hacking, helping to identify potential attack targets. Using the appropriate tools, sending data packets and analyzing responses, the services running on the machine (Web server, FTP server, mail server, etc.) can be investigated, their version numbers and the operating system used.

How to Scan Ports

• Use Command + Space for Spotlight search;
• Type Network Utility;

• Open Port Scan tab;
• Enter the IP or domain name you wish to scan and press “Scan”;
• Optional, but not necessarily recommended, you can set a port range to scan between specific set of active services;

• Scan results shown us that TCPports 22, 88, 445 are open for host 192.168.31.81.

And the Port Scan Utility allows you to check the firewall settings on your computer or check port usage. You can find out which ports are open and which are not. This information will be useful, for example, to properly configure torrent clients.

Canon Ij Network Scan Utility For Mac

Also you can find and turned off open ports you haven’t use with your device (FTP, AFP, SQL, etc.).

Conclusion

Free Network Scan Utility

Today it is very difficult to imagine a device that is not connected to the Internet. In addition to the huge number of opportunities that the network provides, it is also a huge risk associated with the safety of our devices. That is why the basic knowledge of the network are becoming increasingly in demand even for ordinary users.

In general, the Network Utility can be attributed to undeservedly hidden macOS tools. It will be useful to you both in case of problems with the network, and to satisfy your own curiosity.

Colasoft MAC Scanner is used for scanning IP address and MAC address. It can automatically detect all subnets according to the IP addresses configured on multiple NICs of a machine and scan the MAC addresses and IP addresses of defined subnets.

How does it work?

Network Scanner For Mac

Choose a subnet from the Local Subnet combo box and click the Start button or F5 to execute scan. Colasoft MAC Scanner will display scan results in the list, including IP address, MAC address, Host Name and Manufacture. It will group all IP addresses according to MAC address if a MAC address is configured with multiple IP addresses. The scanned results can be exported into .txt file for future reference.

Mac Os Network Utility