iNet Network Scanner provides you with information about networks your Mac is connected to. Its very easy and user friendly design allows even the unexperienced user to get a profound and understandable overview of a network and the running services. iNet is also available as iPhone and iPad app via the iTunes Store.
not working
In the listing above, it says “Compatibility with 10.9 and later”
iNet Version 2.9.0 only works with OS 11 and later. I am assuming that all the versions that come after will also continue not working on OS versions 10.15 and earlier.