Port Authority is described as 'Fast Android port scanner providing network information and quick host discovery. Designed for systems and network security with real-time insights' and is a IP Scanner in the network & admin category. There are more than 50 alternatives to Port Authority for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Port Authority alternative is Nmap, which is both free and Open Source. Other great apps like Port Authority are Angry IP Scanner, Fing, Zenmap and NetPeek.
Have you ever wanted to know what other computers your information packets go through on the internet? Or maybe your connection seems a little bit slow, and you'd like to know where the slowdown's happening... These and many other questions can be answered by...
Find out what else is on the network with your iPhone. Find other servers, router printers and other wifi devices. Even discover devices that were recently online but are already offline or "stealth".
grIP is a console-based, multiplatorm TCP port scanner with support for IPv4 ranges as well as individual IPv6 IPs. It will shuffle the scan range and utilize a configurable number of sockets to scan it in parallel.
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